// RUN: %clang_cc1 -Wno-string-plus-int -fexperimental-new-constant-interpreter %s -verify=expected,both
// RUN: %clang_cc1 -Wno-string-plus-int -fexperimental-new-constant-interpreter -triple i686 %s -verify=expected,both
// RUN: %clang_cc1 -Wno-string-plus-int -verify=ref,both %s -Wno-constant-evaluated
// RUN: %clang_cc1 -std=c++20 -Wno-string-plus-int -fexperimental-new-constant-interpreter %s -verify=expected,both
// RUN: %clang_cc1 -std=c++20 -Wno-string-plus-int -fexperimental-new-constant-interpreter -triple i686 %s -verify=expected,both
// RUN: %clang_cc1 -std=c++20 -Wno-string-plus-int -verify=ref,both %s -Wno-constant-evaluated
// RUN: %clang_cc1 -triple avr -std=c++20 -Wno-string-plus-int -fexperimental-new-constant-interpreter %s -verify=expected,both
// RUN: %clang_cc1 -triple avr -std=c++20 -Wno-string-plus-int -verify=ref,both %s -Wno-constant-evaluated
namespace strcmp {
constexpr char kFoobar[6] = {'f','o','o','b','a','r'};
constexpr char kFoobazfoobar[12] = {'f','o','o','b','a','z','f','o','o','b','a','r'};
static_assert(__builtin_strcmp("", "") == 0, "");
static_assert(__builtin_strcmp("abab", "abab") == 0, "");
static_assert(__builtin_strcmp("abab", "abba") == -1, "");
static_assert(__builtin_strcmp("abab", "abaa") == 1, "");
static_assert(__builtin_strcmp("ababa", "abab") == 1, "");
static_assert(__builtin_strcmp("abab", "ababa") == -1, "");
static_assert(__builtin_strcmp("a\203", "a") == 1, "");
static_assert(__builtin_strcmp("a\203", "a\003") == 1, "");
static_assert(__builtin_strcmp("abab\0banana", "abab") == 0, "");
static_assert(__builtin_strcmp("abab", "abab\0banana") == 0, "");
static_assert(__builtin_strcmp("abab\0banana", "abab\0canada") == 0, "");
static_assert(__builtin_strcmp(0, "abab") == 0, ""); // both-error {{not an integral constant}} \
// both-note {{dereferenced null}}
static_assert(__builtin_strcmp("abab", 0) == 0, ""); // both-error {{not an integral constant}} \
// both-note {{dereferenced null}}
static_assert(__builtin_strcmp(kFoobar, kFoobazfoobar) == -1, "");
static_assert(__builtin_strcmp(kFoobar, kFoobazfoobar + 6) == 0, ""); // both-error {{not an integral constant}} \
// both-note {{dereferenced one-past-the-end}}
/// Used to assert because we're passing a dummy pointer to
/// __builtin_strcmp() when evaluating the return statement.
constexpr bool char_memchr_mutable() {
char buffer[] = "mutable";
return __builtin_strcmp(buffer, "mutable") == 0;
}
static_assert(char_memchr_mutable(), "");
}
/// Copied from constant-expression-cxx11.cpp
namespace strlen {
constexpr const char *a = "foo\0quux";
constexpr char b[] = "foo\0quux";
constexpr int f() { return 'u'; }
constexpr char c[] = { 'f', 'o', 'o', 0, 'q', f(), 'u', 'x', 0 };
static_assert(__builtin_strlen("foo") == 3, "");
static_assert(__builtin_strlen("foo\0quux") == 3, "");
static_assert(__builtin_strlen("foo\0quux" + 4) == 4, "");
constexpr bool check(const char *p) {
return __builtin_strlen(p) == 3 &&
__builtin_strlen(p + 1) == 2 &&
__builtin_strlen(p + 2) == 1 &&
__builtin_strlen(p + 3) == 0 &&
__builtin_strlen(p + 4) == 4 &&
__builtin_strlen(p + 5) == 3 &&
__builtin_strlen(p + 6) == 2 &&
__builtin_strlen(p + 7) == 1 &&
__builtin_strlen(p + 8) == 0;
}
static_assert(check(a), "");
static_assert(check(b), "");
static_assert(check(c), "");
constexpr int over1 = __builtin_strlen(a + 9); // both-error {{constant expression}} \
// both-note {{one-past-the-end}}
constexpr int over2 = __builtin_strlen(b + 9); // both-error {{constant expression}} \
// both-note {{one-past-the-end}}
constexpr int over3 = __builtin_strlen(c + 9); // both-error {{constant expression}} \
// both-note {{one-past-the-end}}
constexpr int under1 = __builtin_strlen(a - 1); // both-error {{constant expression}} \
// both-note {{cannot refer to element -1}}
constexpr int under2 = __builtin_strlen(b - 1); // both-error {{constant expression}} \
// both-note {{cannot refer to element -1}}
constexpr int under3 = __builtin_strlen(c - 1); // both-error {{constant expression}} \
// both-note {{cannot refer to element -1}}
constexpr char d[] = { 'f', 'o', 'o' }; // no nul terminator.
constexpr int bad = __builtin_strlen(d); // both-error {{constant expression}} \
// both-note {{one-past-the-end}}
}
namespace nan {
constexpr double NaN1 = __builtin_nan("");
/// The current interpreter does not accept this, but it should.
constexpr float NaN2 = __builtin_nans([](){return "0xAE98";}()); // ref-error {{must be initialized by a constant expression}}
#if __cplusplus < 201703L
// expected-error@-2 {{must be initialized by a constant expression}}
#endif
constexpr double NaN3 = __builtin_nan("foo"); // both-error {{must be initialized by a constant expression}}
constexpr float NaN4 = __builtin_nanf("");
//constexpr long double NaN5 = __builtin_nanf128("");
/// FIXME: This should be accepted by the current interpreter as well.
constexpr char f[] = {'0', 'x', 'A', 'E', '\0'};
constexpr double NaN6 = __builtin_nan(f); // ref-error {{must be initialized by a constant expression}}
/// FIXME: Current interpreter misses diagnostics.
constexpr char f2[] = {'0', 'x', 'A', 'E'}; /// No trailing 0 byte.
constexpr double NaN7 = __builtin_nan(f2); // both-error {{must be initialized by a constant expression}} \
// expected-note {{read of dereferenced one-past-the-end pointer}}
static_assert(!__builtin_issignaling(__builtin_nan("")), "");
static_assert(__builtin_issignaling(__builtin_nans("")), "");
}
namespace fmin {
constexpr float f1 = __builtin_fmin(1.0, 2.0f);
static_assert(f1 == 1.0f, "");
constexpr float min = __builtin_fmin(__builtin_nan(""), 1);
static_assert(min == 1, "");
constexpr float min2 = __builtin_fmin(1, __builtin_nan(""));
static_assert(min2 == 1, "");
constexpr float min3 = __builtin_fmin(__builtin_inf(), __builtin_nan(""));
static_assert(min3 == __builtin_inf(), "");
}
namespace inf {
static_assert(__builtin_isinf(__builtin_inf()), "");
static_assert(!__builtin_isinf(1.0), "");
static_assert(__builtin_isfinite(1.0), "");
static_assert(!__builtin_isfinite(__builtin_inf()), "");
static_assert(__builtin_isnormal(1.0), "");
static_assert(!__builtin_isnormal(__builtin_inf()), "");
#ifndef __AVR__
static_assert(__builtin_issubnormal(0x1p-1070), "");
#endif
static_assert(!__builtin_issubnormal(__builtin_inf()), "");
static_assert(__builtin_iszero(0.0), "");
static_assert(!__builtin_iszero(__builtin_inf()), "");
static_assert(__builtin_issignaling(__builtin_nans("")), "");
static_assert(!__builtin_issignaling(__builtin_inf()), "");
}
namespace isfpclass {
char isfpclass_inf_pos_0[__builtin_isfpclass(__builtin_inf(), 0x0200) ? 1 : -1]; // fcPosInf
char isfpclass_inf_pos_1[!__builtin_isfpclass(__builtin_inff(), 0x0004) ? 1 : -1]; // fcNegInf
char isfpclass_inf_pos_2[__builtin_isfpclass(__builtin_infl(), 0x0207) ? 1 : -1]; // fcSNan|fcQNan|fcNegInf|fcPosInf
char isfpclass_inf_pos_3[!__builtin_isfpclass(__builtin_inf(), 0x01F8) ? 1 : -1]; // fcFinite
char isfpclass_pos_0 [__builtin_isfpclass(1.0, 0x0100) ? 1 : -1]; // fcPosNormal
char isfpclass_pos_1 [!__builtin_isfpclass(1.0f, 0x0008) ? 1 : -1]; // fcNegNormal
char isfpclass_pos_2 [__builtin_isfpclass(1.0L, 0x01F8) ? 1 : -1]; // fcFinite
char isfpclass_pos_3 [!__builtin_isfpclass(1.0, 0x0003) ? 1 : -1]; // fcSNan|fcQNan
#ifndef __AVR__
char isfpclass_pdenorm_0[__builtin_isfpclass(1.0e-40f, 0x0080) ? 1 : -1]; // fcPosSubnormal
char isfpclass_pdenorm_1[__builtin_isfpclass(1.0e-310, 0x01F8) ? 1 : -1]; // fcFinite
char isfpclass_pdenorm_2[!__builtin_isfpclass(1.0e-40f, 0x003C) ? 1 : -1]; // fcNegative
char isfpclass_pdenorm_3[!__builtin_isfpclass(1.0e-310, 0x0207) ? 1 : -1]; // ~fcFinite
#endif
char isfpclass_pzero_0 [__builtin_isfpclass(0.0f, 0x0060) ? 1 : -1]; // fcZero
char isfpclass_pzero_1 [__builtin_isfpclass(0.0, 0x01F8) ? 1 : -1]; // fcFinite
char isfpclass_pzero_2 [!__builtin_isfpclass(0.0L, 0x0020) ? 1 : -1]; // fcNegZero
char isfpclass_pzero_3 [!__builtin_isfpclass(0.0, 0x0003) ? 1 : -1]; // fcNan
char isfpclass_nzero_0 [__builtin_isfpclass(-0.0f, 0x0060) ? 1 : -1]; // fcZero
char isfpclass_nzero_1 [__builtin_isfpclass(-0.0, 0x01F8) ? 1 : -1]; // fcFinite
char isfpclass_nzero_2 [!__builtin_isfpclass(-0.0L, 0x0040) ? 1 : -1]; // fcPosZero
char isfpclass_nzero_3 [!__builtin_isfpclass(-0.0, 0x0003) ? 1 : -1]; // fcNan
char isfpclass_ndenorm_0[__builtin_isfpclass(-1.0e-40f, 0x0010) ? 1 : -1]; // fcNegSubnormal
char isfpclass_ndenorm_2[!__builtin_isfpclass(-1.0e-40f, 0x03C0) ? 1 : -1]; // fcPositive
#ifndef __AVR__
char isfpclass_ndenorm_1[__builtin_isfpclass(-1.0e-310, 0x01F8) ? 1 : -1]; // fcFinite
char isfpclass_ndenorm_3[!__builtin_isfpclass(-1.0e-310, 0x0207) ? 1 : -1]; // ~fcFinite
#endif
char isfpclass_neg_0 [__builtin_isfpclass(-1.0, 0x0008) ? 1 : -1]; // fcNegNormal
char isfpclass_neg_1 [!__builtin_isfpclass(-1.0f, 0x00100) ? 1 : -1]; // fcPosNormal
char isfpclass_neg_2 [__builtin_isfpclass(-1.0L, 0x01F8) ? 1 : -1]; // fcFinite
char isfpclass_neg_3 [!__builtin_isfpclass(-1.0, 0x0003) ? 1 : -1]; // fcSNan|fcQNan
char isfpclass_inf_neg_0[__builtin_isfpclass(-__builtin_inf(), 0x0004) ? 1 : -1]; // fcNegInf
char isfpclass_inf_neg_1[!__builtin_isfpclass(-__builtin_inff(), 0x0200) ? 1 : -1]; // fcPosInf
char isfpclass_inf_neg_2[__builtin_isfpclass(-__builtin_infl(), 0x0207) ? 1 : -1]; // ~fcFinite
char isfpclass_inf_neg_3[!__builtin_isfpclass(-__builtin_inf(), 0x03C0) ? 1 : -1]; // fcPositive
char isfpclass_qnan_0 [__builtin_isfpclass(__builtin_nan(""), 0x0002) ? 1 : -1]; // fcQNan
char isfpclass_qnan_1 [!__builtin_isfpclass(__builtin_nanf(""), 0x0001) ? 1 : -1]; // fcSNan
char isfpclass_qnan_2 [__builtin_isfpclass(__builtin_nanl(""), 0x0207) ? 1 : -1]; // ~fcFinite
char isfpclass_qnan_3 [!__builtin_isfpclass(__builtin_nan(""), 0x01F8) ? 1 : -1]; // fcFinite
char isfpclass_snan_0 [__builtin_isfpclass(__builtin_nansf(""), 0x0001) ? 1 : -1]; // fcSNan
char isfpclass_snan_1 [!__builtin_isfpclass(__builtin_nans(""), 0x0002) ? 1 : -1]; // fcQNan
char isfpclass_snan_2 [__builtin_isfpclass(__builtin_nansl(""), 0x0207) ? 1 : -1]; // ~fcFinite
char isfpclass_snan_3 [!__builtin_isfpclass(__builtin_nans(""), 0x01F8) ? 1 : -1]; // fcFinite
}
namespace signbit {
static_assert(
!__builtin_signbit(1.0) && __builtin_signbit(-1.0) && !__builtin_signbit(0.0) && __builtin_signbit(-0.0) &&
!__builtin_signbitf(1.0f) && __builtin_signbitf(-1.0f) && !__builtin_signbitf(0.0f) && __builtin_signbitf(-0.0f) &&
!__builtin_signbitl(1.0L) && __builtin_signbitf(-1.0L) && !__builtin_signbitf(0.0L) && __builtin_signbitf(-0.0L) &&
!__builtin_signbit(1.0f) && __builtin_signbit(-1.0f) && !__builtin_signbit(0.0f) && __builtin_signbit(-0.0f) &&
!__builtin_signbit(1.0L) && __builtin_signbit(-1.0L) && !__builtin_signbit(0.0L) && __builtin_signbit(-0.0L) &&
true, ""
);
}
namespace floating_comparison {
#define LESS(X, Y) \
!__builtin_isgreater(X, Y) && __builtin_isgreater(Y, X) && \
!__builtin_isgreaterequal(X, Y) && __builtin_isgreaterequal(Y, X) && \
__builtin_isless(X, Y) && !__builtin_isless(Y, X) && \
__builtin_islessequal(X, Y) && !__builtin_islessequal(Y, X) && \
__builtin_islessgreater(X, Y) && __builtin_islessgreater(Y, X) && \
!__builtin_isunordered(X, Y) && !__builtin_isunordered(Y, X)
#define EQUAL(X, Y) \
!__builtin_isgreater(X, Y) && !__builtin_isgreater(Y, X) && \
__builtin_isgreaterequal(X, Y) && __builtin_isgreaterequal(Y, X) && \
!__builtin_isless(X, Y) && !__builtin_isless(Y, X) && \
__builtin_islessequal(X, Y) && __builtin_islessequal(Y, X) && \
!__builtin_islessgreater(X, Y) && !__builtin_islessgreater(Y, X) && \
!__builtin_isunordered(X, Y) && !__builtin_isunordered(Y, X)
#define UNORDERED(X, Y) \
!__builtin_isgreater(X, Y) && !__builtin_isgreater(Y, X) && \
!__builtin_isgreaterequal(X, Y) && !__builtin_isgreaterequal(Y, X) && \
!__builtin_isless(X, Y) && !__builtin_isless(Y, X) && \
!__builtin_islessequal(X, Y) && !__builtin_islessequal(Y, X) && \
!__builtin_islessgreater(X, Y) && !__builtin_islessgreater(Y, X) && \
__builtin_isunordered(X, Y) && __builtin_isunordered(Y, X)
static_assert(LESS(0.0, 1.0));
static_assert(LESS(0.0, __builtin_inf()));
static_assert(LESS(0.0f, 1.0f));
static_assert(LESS(0.0f, __builtin_inff()));
static_assert(LESS(0.0L, 1.0L));
static_assert(LESS(0.0L, __builtin_infl()));
static_assert(EQUAL(1.0, 1.0));
static_assert(EQUAL(0.0, -0.0));
static_assert(EQUAL(1.0f, 1.0f));
static_assert(EQUAL(0.0f, -0.0f));
static_assert(EQUAL(1.0L, 1.0L));
static_assert(EQUAL(0.0L, -0.0L));
static_assert(UNORDERED(__builtin_nan(""), 1.0));
static_assert(UNORDERED(__builtin_nan(""), __builtin_inf()));
static_assert(UNORDERED(__builtin_nanf(""), 1.0f));
static_assert(UNORDERED(__builtin_nanf(""), __builtin_inff()));
static_assert(UNORDERED(__builtin_nanl(""), 1.0L));
static_assert(UNORDERED(__builtin_nanl(""), __builtin_infl()));
}
namespace fpclassify {
char classify_nan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nan(""))];
char classify_snan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nans(""))];
char classify_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, __builtin_inf())];
char classify_neg_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, -__builtin_inf())];
char classify_normal [__builtin_fpclassify(-1, -1, +1, -1, -1, 1.539)];
#ifndef __AVR__
char classify_normal2 [__builtin_fpclassify(-1, -1, +1, -1, -1, 1e-307)];
char classify_denorm [__builtin_fpclassify(-1, -1, -1, +1, -1, 1e-308)];
char classify_denorm2 [__builtin_fpclassify(-1, -1, -1, +1, -1, -1e-308)];
#endif
char classify_zero [__builtin_fpclassify(-1, -1, -1, -1, +1, 0.0)];
char classify_neg_zero[__builtin_fpclassify(-1, -1, -1, -1, +1, -0.0)];
char classify_subnorm [__builtin_fpclassify(-1, -1, -1, +1, -1, 1.0e-38f)];
}
namespace fabs {
static_assert(__builtin_fabs(-14.0) == 14.0, "");
}
namespace std {
struct source_location {
struct __impl {
unsigned int _M_line;
const char *_M_file_name;
signed char _M_column;
const char *_M_function_name;
};
using BuiltinT = decltype(__builtin_source_location()); // OK.
};
}
namespace SourceLocation {
constexpr auto A = __builtin_source_location();
static_assert(A->_M_line == __LINE__ -1, "");
static_assert(A->_M_column == 22, "");
static_assert(__builtin_strcmp(A->_M_function_name, "") == 0, "");
static_assert(__builtin_strcmp(A->_M_file_name, __FILE__) == 0, "");
static_assert(__builtin_LINE() == __LINE__, "");
struct Foo {
int a = __builtin_LINE();
};
static_assert(Foo{}.a == __LINE__, "");
struct AA {
int n = __builtin_LINE();
};
struct B {
AA a = {};
};
constexpr void f() {
constexpr B c = {};
static_assert(c.a.n == __LINE__ - 1, "");
}
}
#define BITSIZE(x) (sizeof(x) * 8)
namespace popcount {
static_assert(__builtin_popcount(~0u) == __CHAR_BIT__ * sizeof(unsigned int), "");
static_assert(__builtin_popcount(0) == 0, "");
static_assert(__builtin_popcountl(~0ul) == __CHAR_BIT__ * sizeof(unsigned long), "");
static_assert(__builtin_popcountl(0) == 0, "");
static_assert(__builtin_popcountll(~0ull) == __CHAR_BIT__ * sizeof(unsigned long long), "");
static_assert(__builtin_popcountll(0) == 0, "");
static_assert(__builtin_popcountg((unsigned char)~0) == __CHAR_BIT__ * sizeof(unsigned char), "");
static_assert(__builtin_popcountg((unsigned char)0) == 0, "");
static_assert(__builtin_popcountg((unsigned short)~0) == __CHAR_BIT__ * sizeof(unsigned short), "");
static_assert(__builtin_popcountg((unsigned short)0) == 0, "");
static_assert(__builtin_popcountg(~0u) == __CHAR_BIT__ * sizeof(unsigned int), "");
static_assert(__builtin_popcountg(0u) == 0, "");
static_assert(__builtin_popcountg(~0ul) == __CHAR_BIT__ * sizeof(unsigned long), "");
static_assert(__builtin_popcountg(0ul) == 0, "");
static_assert(__builtin_popcountg(~0ull) == __CHAR_BIT__ * sizeof(unsigned long long), "");
static_assert(__builtin_popcountg(0ull) == 0, "");
#ifdef __SIZEOF_INT128__
static_assert(__builtin_popcountg(~(unsigned __int128)0) == __CHAR_BIT__ * sizeof(unsigned __int128), "");
static_assert(__builtin_popcountg((unsigned __int128)0) == 0, "");
#endif
#ifndef __AVR__
static_assert(__builtin_popcountg(~(unsigned _BitInt(128))0) == __CHAR_BIT__ * sizeof(unsigned _BitInt(128)), "");
static_assert(__builtin_popcountg((unsigned _BitInt(128))0) == 0, "");
#endif
/// From test/Sema/constant-builtins-2.c
char popcount1[__builtin_popcount(0) == 0 ? 1 : -1];
char popcount2[__builtin_popcount(0xF0F0) == 8 ? 1 : -1];
char popcount3[__builtin_popcount(~0) == BITSIZE(int) ? 1 : -1];
char popcount4[__builtin_popcount(~0L) == BITSIZE(int) ? 1 : -1];
char popcount5[__builtin_popcountl(0L) == 0 ? 1 : -1];
char popcount6[__builtin_popcountl(0xF0F0L) == 8 ? 1 : -1];
char popcount7[__builtin_popcountl(~0L) == BITSIZE(long) ? 1 : -1];
char popcount8[__builtin_popcountll(0LL) == 0 ? 1 : -1];
char popcount9[__builtin_popcountll(0xF0F0LL) == 8 ? 1 : -1];
char popcount10[__builtin_popcountll(~0LL) == BITSIZE(long long) ? 1 : -1];
char popcount11[__builtin_popcountg(0U) == 0 ? 1 : -1];
char popcount12[__builtin_popcountg(0xF0F0U) == 8 ? 1 : -1];
char popcount13[__builtin_popcountg(~0U) == BITSIZE(int) ? 1 : -1];
char popcount14[__builtin_popcountg(~0UL) == BITSIZE(long) ? 1 : -1];
char popcount15[__builtin_popcountg(~0ULL) == BITSIZE(long long) ? 1 : -1];
#ifdef __SIZEOF_INT128__
char popcount16[__builtin_popcountg(~(unsigned __int128)0) == BITSIZE(__int128) ? 1 : -1];
#endif
#ifndef __AVR__
char popcount17[__builtin_popcountg(~(unsigned _BitInt(128))0) == BITSIZE(_BitInt(128)) ? 1 : -1];
#endif
}
namespace parity {
/// From test/Sema/constant-builtins-2.c
char parity1[__builtin_parity(0) == 0 ? 1 : -1];
char parity2[__builtin_parity(0xb821) == 0 ? 1 : -1];
char parity3[__builtin_parity(0xb822) == 0 ? 1 : -1];
char parity4[__builtin_parity(0xb823) == 1 ? 1 : -1];
char parity5[__builtin_parity(0xb824) == 0 ? 1 : -1];
char parity6[__builtin_parity(0xb825) == 1 ? 1 : -1];
char parity7[__builtin_parity(0xb826) == 1 ? 1 : -1];
char parity8[__builtin_parity(~0) == 0 ? 1 : -1];
char parity9[__builtin_parityl(1L << (BITSIZE(long) - 1)) == 1 ? 1 : -1];
char parity10[__builtin_parityll(1LL << (BITSIZE(long long) - 1)) == 1 ? 1 : -1];
}
namespace clrsb {
char clrsb1[__builtin_clrsb(0) == BITSIZE(int) - 1 ? 1 : -1];
char clrsb2[__builtin_clrsbl(0L) == BITSIZE(long) - 1 ? 1 : -1];
char clrsb3[__builtin_clrsbll(0LL) == BITSIZE(long long) - 1 ? 1 : -1];
char clrsb4[__builtin_clrsb(~0) == BITSIZE(int) - 1 ? 1 : -1];
char clrsb5[__builtin_clrsbl(~0L) == BITSIZE(long) - 1 ? 1 : -1];
char clrsb6[__builtin_clrsbll(~0LL) == BITSIZE(long long) - 1 ? 1 : -1];
char clrsb7[__builtin_clrsb(1) == BITSIZE(int) - 2 ? 1 : -1];
char clrsb8[__builtin_clrsb(~1) == BITSIZE(int) - 2 ? 1 : -1];
char clrsb9[__builtin_clrsb(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1];
char clrsb10[__builtin_clrsb(~(1 << (BITSIZE(int) - 1))) == 0 ? 1 : -1];
char clrsb11[__builtin_clrsb(0xf) == BITSIZE(int) - 5 ? 1 : -1];
char clrsb12[__builtin_clrsb(~0x1f) == BITSIZE(int) - 6 ? 1 : -1];
}
namespace bitreverse {
char bitreverse1[__builtin_bitreverse8(0x01) == 0x80 ? 1 : -1];
char bitreverse2[__builtin_bitreverse16(0x3C48) == 0x123C ? 1 : -1];
char bitreverse3[__builtin_bitreverse32(0x12345678) == 0x1E6A2C48 ? 1 : -1];
char bitreverse4[__builtin_bitreverse64(0x0123456789ABCDEFULL) == 0xF7B3D591E6A2C480 ? 1 : -1];
}
namespace expect {
constexpr int a() {
return 12;
}
static_assert(__builtin_expect(a(),1) == 12, "");
static_assert(__builtin_expect_with_probability(a(), 1, 1.0) == 12, "");
}
namespace rotateleft {
char rotateleft1[__builtin_rotateleft8(0x01, 5) == 0x20 ? 1 : -1];
char rotateleft2[__builtin_rotateleft16(0x3210, 11) == 0x8190 ? 1 : -1];
char rotateleft3[__builtin_rotateleft32(0x76543210, 22) == 0x841D950C ? 1 : -1];
char rotateleft4[__builtin_rotateleft64(0xFEDCBA9876543210ULL, 55) == 0x87F6E5D4C3B2A19ULL ? 1 : -1];
}
namespace rotateright {
char rotateright1[__builtin_rotateright8(0x01, 5) == 0x08 ? 1 : -1];
char rotateright2[__builtin_rotateright16(0x3210, 11) == 0x4206 ? 1 : -1];
char rotateright3[__builtin_rotateright32(0x76543210, 22) == 0x50C841D9 ? 1 : -1];
char rotateright4[__builtin_rotateright64(0xFEDCBA9876543210ULL, 55) == 0xB97530ECA86421FDULL ? 1 : -1];
}
namespace ffs {
char ffs1[__builtin_ffs(0) == 0 ? 1 : -1];
char ffs2[__builtin_ffs(1) == 1 ? 1 : -1];
char ffs3[__builtin_ffs(0xfbe71) == 1 ? 1 : -1];
char ffs4[__builtin_ffs(0xfbe70) == 5 ? 1 : -1];
char ffs5[__builtin_ffs(1U << (BITSIZE(int) - 1)) == BITSIZE(int) ? 1 : -1];
char ffs6[__builtin_ffsl(0x10L) == 5 ? 1 : -1];
char ffs7[__builtin_ffsll(0x100LL) == 9 ? 1 : -1];
}
namespace EhReturnDataRegno {
void test11(int X) {
switch (X) {
case __builtin_eh_return_data_regno(0): // constant foldable.
break;
}
__builtin_eh_return_data_regno(X); // both-error {{argument to '__builtin_eh_return_data_regno' must be a constant integer}}
}
}
/// From test/SemaCXX/builtins.cpp
namespace test_launder {
#define TEST_TYPE(Ptr, Type) \
static_assert(__is_same(decltype(__builtin_launder(Ptr)), Type), "expected same type")
struct Dummy {};
using FnType = int(char);
using MemFnType = int (Dummy::*)(char);
using ConstMemFnType = int (Dummy::*)() const;
void foo() {}
void test_builtin_launder_diags(void *vp, const void *cvp, FnType *fnp,
MemFnType mfp, ConstMemFnType cmfp, int (&Arr)[5]) {
__builtin_launder(vp); // both-error {{void pointer argument to '__builtin_launder' is not allowed}}
__builtin_launder(cvp); // both-error {{void pointer argument to '__builtin_launder' is not allowed}}
__builtin_launder(fnp); // both-error {{function pointer argument to '__builtin_launder' is not allowed}}
__builtin_launder(mfp); // both-error {{non-pointer argument to '__builtin_launder' is not allowed}}
__builtin_launder(cmfp); // both-error {{non-pointer argument to '__builtin_launder' is not allowed}}
(void)__builtin_launder(&fnp);
__builtin_launder(42); // both-error {{non-pointer argument to '__builtin_launder' is not allowed}}
__builtin_launder(nullptr); // both-error {{non-pointer argument to '__builtin_launder' is not allowed}}
__builtin_launder(foo); // both-error {{function pointer argument to '__builtin_launder' is not allowed}}
(void)__builtin_launder(Arr);
}
void test_builtin_launder(char *p, const volatile int *ip, const float *&fp,
double *__restrict dp) {
int x;
__builtin_launder(x); // both-error {{non-pointer argument to '__builtin_launder' is not allowed}}
TEST_TYPE(p, char*);
TEST_TYPE(ip, const volatile int*);
TEST_TYPE(fp, const float*);
TEST_TYPE(dp, double *__restrict);
char *d = __builtin_launder(p);
const volatile int *id = __builtin_launder(ip);
int *id2 = __builtin_launder(ip); // both-error {{cannot initialize a variable of type 'int *' with an rvalue of type 'const volatile int *'}}
const float* fd = __builtin_launder(fp);
}
void test_launder_return_type(const int (&ArrayRef)[101], int (&MArrRef)[42][13],
void (**&FuncPtrRef)()) {
TEST_TYPE(ArrayRef, const int *);
TEST_TYPE(MArrRef, int(*)[13]);
TEST_TYPE(FuncPtrRef, void (**)());
}
template <class Tp>
constexpr Tp *test_constexpr_launder(Tp *tp) {
return __builtin_launder(tp);
}
constexpr int const_int = 42;
constexpr int const_int2 = 101;
constexpr const int *const_ptr = test_constexpr_launder(&const_int);
static_assert(&const_int == const_ptr, "");
static_assert(const_ptr != test_constexpr_launder(&const_int2), "");
void test_non_constexpr() {
constexpr int i = 42; // both-note {{address of non-static constexpr variable 'i' may differ on each invocation}}
constexpr const int *ip = __builtin_launder(&i); // both-error {{constexpr variable 'ip' must be initialized by a constant expression}}
// both-note@-1 {{pointer to 'i' is not a constant expression}}
}
constexpr bool test_in_constexpr(const int &i) {
return (__builtin_launder(&i) == &i);
}
static_assert(test_in_constexpr(const_int), "");
void f() {
constexpr int i = 42;
static_assert(test_in_constexpr(i), "");
}
struct Incomplete; // both-note {{forward declaration}}
struct IncompleteMember {
Incomplete &i;
};
void test_incomplete(Incomplete *i, IncompleteMember *im) {
// both-error@+1 {{incomplete type 'Incomplete' where a complete type is required}}
__builtin_launder(i);
__builtin_launder(&i); // OK
__builtin_launder(im); // OK
}
void test_noexcept(int *i) {
static_assert(noexcept(__builtin_launder(i)), "");
}
#undef TEST_TYPE
} // end namespace test_launder
/// FIXME: The commented out tests here use a IntAP value and fail.
/// This currently means we will leak the IntAP value since nothing cleans it up.
namespace clz {
char clz1[__builtin_clz(1) == BITSIZE(int) - 1 ? 1 : -1];
char clz2[__builtin_clz(7) == BITSIZE(int) - 3 ? 1 : -1];
char clz3[__builtin_clz(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1];
int clz4 = __builtin_clz(0);
char clz5[__builtin_clzl(0xFL) == BITSIZE(long) - 4 ? 1 : -1];
char clz6[__builtin_clzll(0xFFLL) == BITSIZE(long long) - 8 ? 1 : -1];
char clz7[__builtin_clzs(0x1) == BITSIZE(short) - 1 ? 1 : -1];
char clz8[__builtin_clzs(0xf) == BITSIZE(short) - 4 ? 1 : -1];
char clz9[__builtin_clzs(0xfff) == BITSIZE(short) - 12 ? 1 : -1];
int clz10 = __builtin_clzg((unsigned char)0);
char clz11[__builtin_clzg((unsigned char)0, 42) == 42 ? 1 : -1];
char clz12[__builtin_clzg((unsigned char)0x1) == BITSIZE(char) - 1 ? 1 : -1];
char clz13[__builtin_clzg((unsigned char)0x1, 42) == BITSIZE(char) - 1 ? 1 : -1];
char clz14[__builtin_clzg((unsigned char)0xf) == BITSIZE(char) - 4 ? 1 : -1];
char clz15[__builtin_clzg((unsigned char)0xf, 42) == BITSIZE(char) - 4 ? 1 : -1];
char clz16[__builtin_clzg((unsigned char)(1 << (BITSIZE(char) - 1))) == 0 ? 1 : -1];
char clz17[__builtin_clzg((unsigned char)(1 << (BITSIZE(char) - 1)), 42) == 0 ? 1 : -1];
int clz18 = __builtin_clzg((unsigned short)0);
char clz19[__builtin_clzg((unsigned short)0, 42) == 42 ? 1 : -1];
char clz20[__builtin_clzg((unsigned short)0x1) == BITSIZE(short) - 1 ? 1 : -1];
char clz21[__builtin_clzg((unsigned short)0x1, 42) == BITSIZE(short) - 1 ? 1 : -1];
char clz22[__builtin_clzg((unsigned short)0xf) == BITSIZE(short) - 4 ? 1 : -1];
char clz23[__builtin_clzg((unsigned short)0xf, 42) == BITSIZE(short) - 4 ? 1 : -1];
char clz24[__builtin_clzg((unsigned short)(1 << (BITSIZE(short) - 1))) == 0 ? 1 : -1];
char clz25[__builtin_clzg((unsigned short)(1 << (BITSIZE(short) - 1)), 42) == 0 ? 1 : -1];
int clz26 = __builtin_clzg(0U);
char clz27[__builtin_clzg(0U, 42) == 42 ? 1 : -1];
char clz28[__builtin_clzg(0x1U) == BITSIZE(int) - 1 ? 1 : -1];
char clz29[__builtin_clzg(0x1U, 42) == BITSIZE(int) - 1 ? 1 : -1];
char clz30[__builtin_clzg(0xfU) == BITSIZE(int) - 4 ? 1 : -1];
char clz31[__builtin_clzg(0xfU, 42) == BITSIZE(int) - 4 ? 1 : -1];
char clz32[__builtin_clzg(1U << (BITSIZE(int) - 1)) == 0 ? 1 : -1];
char clz33[__builtin_clzg(1U << (BITSIZE(int) - 1), 42) == 0 ? 1 : -1];
int clz34 = __builtin_clzg(0UL);
char clz35[__builtin_clzg(0UL, 42) == 42 ? 1 : -1];
char clz36[__builtin_clzg(0x1UL) == BITSIZE(long) - 1 ? 1 : -1];
char clz37[__builtin_clzg(0x1UL, 42) == BITSIZE(long) - 1 ? 1 : -1];
char clz38[__builtin_clzg(0xfUL) == BITSIZE(long) - 4 ? 1 : -1];
char clz39[__builtin_clzg(0xfUL, 42) == BITSIZE(long) - 4 ? 1 : -1];
char clz40[__builtin_clzg(1UL << (BITSIZE(long) - 1)) == 0 ? 1 : -1];
char clz41[__builtin_clzg(1UL << (BITSIZE(long) - 1), 42) == 0 ? 1 : -1];
int clz42 = __builtin_clzg(0ULL);
char clz43[__builtin_clzg(0ULL, 42) == 42 ? 1 : -1];
char clz44[__builtin_clzg(0x1ULL) == BITSIZE(long long) - 1 ? 1 : -1];
char clz45[__builtin_clzg(0x1ULL, 42) == BITSIZE(long long) - 1 ? 1 : -1];
char clz46[__builtin_clzg(0xfULL) == BITSIZE(long long) - 4 ? 1 : -1];
char clz47[__builtin_clzg(0xfULL, 42) == BITSIZE(long long) - 4 ? 1 : -1];
char clz48[__builtin_clzg(1ULL << (BITSIZE(long long) - 1)) == 0 ? 1 : -1];
char clz49[__builtin_clzg(1ULL << (BITSIZE(long long) - 1), 42) == 0 ? 1 : -1];
#ifdef __SIZEOF_INT128__
// int clz50 = __builtin_clzg((unsigned __int128)0);
char clz51[__builtin_clzg((unsigned __int128)0, 42) == 42 ? 1 : -1];
char clz52[__builtin_clzg((unsigned __int128)0x1) == BITSIZE(__int128) - 1 ? 1 : -1];
char clz53[__builtin_clzg((unsigned __int128)0x1, 42) == BITSIZE(__int128) - 1 ? 1 : -1];
char clz54[__builtin_clzg((unsigned __int128)0xf) == BITSIZE(__int128) - 4 ? 1 : -1];
char clz55[__builtin_clzg((unsigned __int128)0xf, 42) == BITSIZE(__int128) - 4 ? 1 : -1];
#endif
#ifndef __AVR__
// int clz58 = __builtin_clzg((unsigned _BitInt(128))0);
char clz59[__builtin_clzg((unsigned _BitInt(128))0, 42) == 42 ? 1 : -1];
char clz60[__builtin_clzg((unsigned _BitInt(128))0x1) == BITSIZE(_BitInt(128)) - 1 ? 1 : -1];
char clz61[__builtin_clzg((unsigned _BitInt(128))0x1, 42) == BITSIZE(_BitInt(128)) - 1 ? 1 : -1];
char clz62[__builtin_clzg((unsigned _BitInt(128))0xf) == BITSIZE(_BitInt(128)) - 4 ? 1 : -1];
char clz63[__builtin_clzg((unsigned _BitInt(128))0xf, 42) == BITSIZE(_BitInt(128)) - 4 ? 1 : -1];
#endif
}
namespace ctz {
char ctz1[__builtin_ctz(1) == 0 ? 1 : -1];
char ctz2[__builtin_ctz(8) == 3 ? 1 : -1];
char ctz3[__builtin_ctz(1 << (BITSIZE(int) - 1)) == BITSIZE(int) - 1 ? 1 : -1];
int ctz4 = __builtin_ctz(0);
char ctz5[__builtin_ctzl(0x10L) == 4 ? 1 : -1];
char ctz6[__builtin_ctzll(0x100LL) == 8 ? 1 : -1];
char ctz7[__builtin_ctzs(1 << (BITSIZE(short) - 1)) == BITSIZE(short) - 1 ? 1 : -1];
int ctz8 = __builtin_ctzg((unsigned char)0);
char ctz9[__builtin_ctzg((unsigned char)0, 42) == 42 ? 1 : -1];
char ctz10[__builtin_ctzg((unsigned char)0x1) == 0 ? 1 : -1];
char ctz11[__builtin_ctzg((unsigned char)0x1, 42) == 0 ? 1 : -1];
char ctz12[__builtin_ctzg((unsigned char)0x10) == 4 ? 1 : -1];
char ctz13[__builtin_ctzg((unsigned char)0x10, 42) == 4 ? 1 : -1];
char ctz14[__builtin_ctzg((unsigned char)(1 << (BITSIZE(char) - 1))) == BITSIZE(char) - 1 ? 1 : -1];
char ctz15[__builtin_ctzg((unsigned char)(1 << (BITSIZE(char) - 1)), 42) == BITSIZE(char) - 1 ? 1 : -1];
int ctz16 = __builtin_ctzg((unsigned short)0);
char ctz17[__builtin_ctzg((unsigned short)0, 42) == 42 ? 1 : -1];
char ctz18[__builtin_ctzg((unsigned short)0x1) == 0 ? 1 : -1];
char ctz19[__builtin_ctzg((unsigned short)0x1, 42) == 0 ? 1 : -1];
char ctz20[__builtin_ctzg((unsigned short)0x10) == 4 ? 1 : -1];
char ctz21[__builtin_ctzg((unsigned short)0x10, 42) == 4 ? 1 : -1];
char ctz22[__builtin_ctzg((unsigned short)(1 << (BITSIZE(short) - 1))) == BITSIZE(short) - 1 ? 1 : -1];
char ctz23[__builtin_ctzg((unsigned short)(1 << (BITSIZE(short) - 1)), 42) == BITSIZE(short) - 1 ? 1 : -1];
int ctz24 = __builtin_ctzg(0U);
char ctz25[__builtin_ctzg(0U, 42) == 42 ? 1 : -1];
char ctz26[__builtin_ctzg(0x1U) == 0 ? 1 : -1];
char ctz27[__builtin_ctzg(0x1U, 42) == 0 ? 1 : -1];
char ctz28[__builtin_ctzg(0x10U) == 4 ? 1 : -1];
char ctz29[__builtin_ctzg(0x10U, 42) == 4 ? 1 : -1];
char ctz30[__builtin_ctzg(1U << (BITSIZE(int) - 1)) == BITSIZE(int) - 1 ? 1 : -1];
char ctz31[__builtin_ctzg(1U << (BITSIZE(int) - 1), 42) == BITSIZE(int) - 1 ? 1 : -1];
int ctz32 = __builtin_ctzg(0UL);
char ctz33[__builtin_ctzg(0UL, 42) == 42 ? 1 : -1];
char ctz34[__builtin_ctzg(0x1UL) == 0 ? 1 : -1];
char ctz35[__builtin_ctzg(0x1UL, 42) == 0 ? 1 : -1];
char ctz36[__builtin_ctzg(0x10UL) == 4 ? 1 : -1];
char ctz37[__builtin_ctzg(0x10UL, 42) == 4 ? 1 : -1];
char ctz38[__builtin_ctzg(1UL << (BITSIZE(long) - 1)) == BITSIZE(long) - 1 ? 1 : -1];
char ctz39[__builtin_ctzg(1UL << (BITSIZE(long) - 1), 42) == BITSIZE(long) - 1 ? 1 : -1];
int ctz40 = __builtin_ctzg(0ULL);
char ctz41[__builtin_ctzg(0ULL, 42) == 42 ? 1 : -1];
char ctz42[__builtin_ctzg(0x1ULL) == 0 ? 1 : -1];
char ctz43[__builtin_ctzg(0x1ULL, 42) == 0 ? 1 : -1];
char ctz44[__builtin_ctzg(0x10ULL) == 4 ? 1 : -1];
char ctz45[__builtin_ctzg(0x10ULL, 42) == 4 ? 1 : -1];
char ctz46[__builtin_ctzg(1ULL << (BITSIZE(long long) - 1)) == BITSIZE(long long) - 1 ? 1 : -1];
char ctz47[__builtin_ctzg(1ULL << (BITSIZE(long long) - 1), 42) == BITSIZE(long long) - 1 ? 1 : -1];
#ifdef __SIZEOF_INT128__
// int ctz48 = __builtin_ctzg((unsigned __int128)0);
char ctz49[__builtin_ctzg((unsigned __int128)0, 42) == 42 ? 1 : -1];
char ctz50[__builtin_ctzg((unsigned __int128)0x1) == 0 ? 1 : -1];
char ctz51[__builtin_ctzg((unsigned __int128)0x1, 42) == 0 ? 1 : -1];
char ctz52[__builtin_ctzg((unsigned __int128)0x10) == 4 ? 1 : -1];
char ctz53[__builtin_ctzg((unsigned __int128)0x10, 42) == 4 ? 1 : -1];
char ctz54[__builtin_ctzg((unsigned __int128)1 << (BITSIZE(__int128) - 1)) == BITSIZE(__int128) - 1 ? 1 : -1];
char ctz55[__builtin_ctzg((unsigned __int128)1 << (BITSIZE(__int128) - 1), 42) == BITSIZE(__int128) - 1 ? 1 : -1];
#endif
#ifndef __AVR__
// int ctz56 = __builtin_ctzg((unsigned _BitInt(128))0);
char ctz57[__builtin_ctzg((unsigned _BitInt(128))0, 42) == 42 ? 1 : -1];
char ctz58[__builtin_ctzg((unsigned _BitInt(128))0x1) == 0 ? 1 : -1];
char ctz59[__builtin_ctzg((unsigned _BitInt(128))0x1, 42) == 0 ? 1 : -1];
char ctz60[__builtin_ctzg((unsigned _BitInt(128))0x10) == 4 ? 1 : -1];
char ctz61[__builtin_ctzg((unsigned _BitInt(128))0x10, 42) == 4 ? 1 : -1];
char ctz62[__builtin_ctzg((unsigned _BitInt(128))1 << (BITSIZE(_BitInt(128)) - 1)) == BITSIZE(_BitInt(128)) - 1 ? 1 : -1];
char ctz63[__builtin_ctzg((unsigned _BitInt(128))1 << (BITSIZE(_BitInt(128)) - 1), 42) == BITSIZE(_BitInt(128)) - 1 ? 1 : -1];
#endif
}
namespace bswap {
extern int f(void);
int h3 = __builtin_bswap16(0x1234) == 0x3412 ? 1 : f();
int h4 = __builtin_bswap32(0x1234) == 0x34120000 ? 1 : f();
int h5 = __builtin_bswap64(0x1234) == 0x3412000000000000 ? 1 : f();
}
#define CFSTR __builtin___CFStringMakeConstantString
void test7(void) {
const void *X;
#if !defined(_AIX)
X = CFSTR("\242"); // both-warning {{input conversion stopped}}
X = CFSTR("\0"); // no-warning
X = CFSTR(242); // both-error {{cannot initialize a parameter of type 'const char *' with an rvalue of type 'int'}}
X = CFSTR("foo", "bar"); // both-error {{too many arguments to function call}}
#endif
}
/// The actual value on my machine is 22, but I have a feeling this will be different
/// on other targets, so just checking for != 0 here. Light testing is fine since
/// the actual implementation uses analyze_os_log::computeOSLogBufferLayout(), which
/// is tested elsewhere.
static_assert(__builtin_os_log_format_buffer_size("%{mask.xyz}s", "abc") != 0, "");
/// Copied from test/Sema/constant_builtins_vector.cpp.
/// Some tests are missing since we run this for multiple targets,
/// some of which do not support _BitInt.
#ifndef __AVR__
typedef _BitInt(128) BitInt128;
typedef double vector4double __attribute__((__vector_size__(32)));
typedef float vector4float __attribute__((__vector_size__(16)));
typedef long long vector4long __attribute__((__vector_size__(32)));
typedef int vector4int __attribute__((__vector_size__(16)));
typedef short vector4short __attribute__((__vector_size__(8)));
typedef char vector4char __attribute__((__vector_size__(4)));
typedef BitInt128 vector4BitInt128 __attribute__((__vector_size__(64)));
typedef double vector8double __attribute__((__vector_size__(64)));
typedef float vector8float __attribute__((__vector_size__(32)));
typedef long long vector8long __attribute__((__vector_size__(64)));
typedef int vector8int __attribute__((__vector_size__(32)));
typedef short vector8short __attribute__((__vector_size__(16)));
typedef char vector8char __attribute__((__vector_size__(8)));
typedef BitInt128 vector8BitInt128 __attribute__((__vector_size__(128)));
namespace convertvector {
constexpr vector4double from_vector4double_to_vector4double_var =
__builtin_convertvector((vector4double){0, 1, 2, 3}, vector4double);
constexpr vector4float from_vector4double_to_vector4float_var =
__builtin_convertvector((vector4double){0, 1, 2, 3}, vector4float);
constexpr vector4long from_vector4double_to_vector4long_var =
__builtin_convertvector((vector4double){0, 1, 2, 3}, vector4long);
constexpr vector4int from_vector4double_to_vector4int_var =
__builtin_convertvector((vector4double){0, 1, 2, 3}, vector4int);
constexpr vector4short from_vector4double_to_vector4short_var =
__builtin_convertvector((vector4double){0, 1, 2, 3}, vector4short);
constexpr vector4char from_vector4double_to_vector4char_var =
__builtin_convertvector((vector4double){0, 1, 2, 3}, vector4char);
constexpr vector4BitInt128 from_vector4double_to_vector4BitInt128_var =
__builtin_convertvector((vector4double){0, 1, 2, 3}, vector4BitInt128);
constexpr vector4double from_vector4float_to_vector4double_var =
__builtin_convertvector((vector4float){0, 1, 2, 3}, vector4double);
constexpr vector4float from_vector4float_to_vector4float_var =
__builtin_convertvector((vector4float){0, 1, 2, 3}, vector4float);
constexpr vector4long from_vector4float_to_vector4long_var =
__builtin_convertvector((vector4float){0, 1, 2, 3}, vector4long);
constexpr vector4int from_vector4float_to_vector4int_var =
__builtin_convertvector((vector4float){0, 1, 2, 3}, vector4int);
constexpr vector4short from_vector4float_to_vector4short_var =
__builtin_convertvector((vector4float){0, 1, 2, 3}, vector4short);
constexpr vector4char from_vector4float_to_vector4char_var =
__builtin_convertvector((vector4float){0, 1, 2, 3}, vector4char);
constexpr vector4BitInt128 from_vector4float_to_vector4BitInt128_var =
__builtin_convertvector((vector4float){0, 1, 2, 3}, vector4BitInt128);
constexpr vector4double from_vector4long_to_vector4double_var =
__builtin_convertvector((vector4long){0, 1, 2, 3}, vector4double);
constexpr vector4float from_vector4long_to_vector4float_var =
__builtin_convertvector((vector4long){0, 1, 2, 3}, vector4float);
constexpr vector4long from_vector4long_to_vector4long_var =
__builtin_convertvector((vector4long){0, 1, 2, 3}, vector4long);
constexpr vector4int from_vector4long_to_vector4int_var =
__builtin_convertvector((vector4long){0, 1, 2, 3}, vector4int);
constexpr vector4short from_vector4long_to_vector4short_var =
__builtin_convertvector((vector4long){0, 1, 2, 3}, vector4short);
constexpr vector4char from_vector4long_to_vector4char_var =
__builtin_convertvector((vector4long){0, 1, 2, 3}, vector4char);
constexpr vector4BitInt128 from_vector4long_to_vector4BitInt128_var =
__builtin_convertvector((vector4long){0, 1, 2, 3}, vector4BitInt128);
constexpr vector4double from_vector4int_to_vector4double_var =
__builtin_convertvector((vector4int){0, 1, 2, 3}, vector4double);
constexpr vector4float from_vector4int_to_vector4float_var =
__builtin_convertvector((vector4int){0, 1, 2, 3}, vector4float);
constexpr vector4long from_vector4int_to_vector4long_var =
__builtin_convertvector((vector4int){0, 1, 2, 3}, vector4long);
constexpr vector4int from_vector4int_to_vector4int_var =
__builtin_convertvector((vector4int){0, 1, 2, 3}, vector4int);
constexpr vector4short from_vector4int_to_vector4short_var =
__builtin_convertvector((vector4int){0, 1, 2, 3}, vector4short);
constexpr vector4char from_vector4int_to_vector4char_var =
__builtin_convertvector((vector4int){0, 1, 2, 3}, vector4char);
constexpr vector4BitInt128 from_vector4int_to_vector4BitInt128_var =
__builtin_convertvector((vector4int){0, 1, 2, 3}, vector4BitInt128);
constexpr vector4double from_vector4short_to_vector4double_var =
__builtin_convertvector((vector4short){0, 1, 2, 3}, vector4double);
constexpr vector4float from_vector4short_to_vector4float_var =
__builtin_convertvector((vector4short){0, 1, 2, 3}, vector4float);
constexpr vector4long from_vector4short_to_vector4long_var =
__builtin_convertvector((vector4short){0, 1, 2, 3}, vector4long);
constexpr vector4int from_vector4short_to_vector4int_var =
__builtin_convertvector((vector4short){0, 1, 2, 3}, vector4int);
constexpr vector4short from_vector4short_to_vector4short_var =
__builtin_convertvector((vector4short){0, 1, 2, 3}, vector4short);
constexpr vector4char from_vector4short_to_vector4char_var =
__builtin_convertvector((vector4short){0, 1, 2, 3}, vector4char);
constexpr vector4BitInt128 from_vector4short_to_vector4BitInt128_var =
__builtin_convertvector((vector4short){0, 1, 2, 3}, vector4BitInt128);
constexpr vector4double from_vector4char_to_vector4double_var =
__builtin_convertvector((vector4char){0, 1, 2, 3}, vector4double);
constexpr vector4float from_vector4char_to_vector4float_var =
__builtin_convertvector((vector4char){0, 1, 2, 3}, vector4float);
constexpr vector4long from_vector4char_to_vector4long_var =
__builtin_convertvector((vector4char){0, 1, 2, 3}, vector4long);
constexpr vector4int from_vector4char_to_vector4int_var =
__builtin_convertvector((vector4char){0, 1, 2, 3}, vector4int);
constexpr vector4short from_vector4char_to_vector4short_var =
__builtin_convertvector((vector4char){0, 1, 2, 3}, vector4short);
constexpr vector4char from_vector4char_to_vector4char_var =
__builtin_convertvector((vector4char){0, 1, 2, 3}, vector4char);
constexpr vector8double from_vector8double_to_vector8double_var =
__builtin_convertvector((vector8double){0, 1, 2, 3, 4, 5, 6, 7},
vector8double);
constexpr vector8float from_vector8double_to_vector8float_var =
__builtin_convertvector((vector8double){0, 1, 2, 3, 4, 5, 6, 7},
vector8float);
constexpr vector8long from_vector8double_to_vector8long_var =
__builtin_convertvector((vector8double){0, 1, 2, 3, 4, 5, 6, 7},
vector8long);
constexpr vector8int from_vector8double_to_vector8int_var =
__builtin_convertvector((vector8double){0, 1, 2, 3, 4, 5, 6, 7},
vector8int);
constexpr vector8short from_vector8double_to_vector8short_var =
__builtin_convertvector((vector8double){0, 1, 2, 3, 4, 5, 6, 7},
vector8short);
constexpr vector8char from_vector8double_to_vector8char_var =
__builtin_convertvector((vector8double){0, 1, 2, 3, 4, 5, 6, 7},
vector8char);
constexpr vector8BitInt128 from_vector8double_to_vector8BitInt128_var =
__builtin_convertvector((vector8double){0, 1, 2, 3, 4, 5, 6, 7},
vector8BitInt128);
constexpr vector8double from_vector8float_to_vector8double_var =
__builtin_convertvector((vector8float){0, 1, 2, 3, 4, 5, 6, 7},
vector8double);
constexpr vector8float from_vector8float_to_vector8float_var =
__builtin_convertvector((vector8float){0, 1, 2, 3, 4, 5, 6, 7},
vector8float);
constexpr vector8long from_vector8float_to_vector8long_var =
__builtin_convertvector((vector8float){0, 1, 2, 3, 4, 5, 6, 7},
vector8long);
constexpr vector8int from_vector8float_to_vector8int_var =
__builtin_convertvector((vector8float){0, 1, 2, 3, 4, 5, 6, 7}, vector8int);
constexpr vector8short from_vector8float_to_vector8short_var =
__builtin_convertvector((vector8float){0, 1, 2, 3, 4, 5, 6, 7},
vector8short);
constexpr vector8char from_vector8float_to_vector8char_var =
__builtin_convertvector((vector8float){0, 1, 2, 3, 4, 5, 6, 7},
vector8char);
constexpr vector8BitInt128 from_vector8float_to_vector8BitInt128_var =
__builtin_convertvector((vector8float){0, 1, 2, 3, 4, 5, 6, 7},
vector8BitInt128);
constexpr vector8double from_vector8long_to_vector8double_var =
__builtin_convertvector((vector8long){0, 1, 2, 3, 4, 5, 6, 7},
vector8double);
constexpr vector8float from_vector8long_to_vector8float_var =
__builtin_convertvector((vector8long){0, 1, 2, 3, 4, 5, 6, 7},
vector8float);
constexpr vector8long from_vector8long_to_vector8long_var =
__builtin_convertvector((vector8long){0, 1, 2, 3, 4, 5, 6, 7}, vector8long);
constexpr vector8int from_vector8long_to_vector8int_var =
__builtin_convertvector((vector8long){0, 1, 2, 3, 4, 5, 6, 7}, vector8int);
constexpr vector8short from_vector8long_to_vector8short_var =
__builtin_convertvector((vector8long){0, 1, 2, 3, 4, 5, 6, 7},
vector8short);
constexpr vector8char from_vector8long_to_vector8char_var =
__builtin_convertvector((vector8long){0, 1, 2, 3, 4, 5, 6, 7}, vector8char);
constexpr vector8double from_vector8int_to_vector8double_var =
__builtin_convertvector((vector8int){0, 1, 2, 3, 4, 5, 6, 7},
vector8double);
constexpr vector8float from_vector8int_to_vector8float_var =
__builtin_convertvector((vector8int){0, 1, 2, 3, 4, 5, 6, 7}, vector8float);
constexpr vector8long from_vector8int_to_vector8long_var =
__builtin_convertvector((vector8int){0, 1, 2, 3, 4, 5, 6, 7}, vector8long);
constexpr vector8int from_vector8int_to_vector8int_var =
__builtin_convertvector((vector8int){0, 1, 2, 3, 4, 5, 6, 7}, vector8int);
constexpr vector8short from_vector8int_to_vector8short_var =
__builtin_convertvector((vector8int){0, 1, 2, 3, 4, 5, 6, 7}, vector8short);
constexpr vector8char from_vector8int_to_vector8char_var =
__builtin_convertvector((vector8int){0, 1, 2, 3, 4, 5, 6, 7}, vector8char);
constexpr vector8double from_vector8short_to_vector8double_var =
__builtin_convertvector((vector8short){0, 1, 2, 3, 4, 5, 6, 7},
vector8double);
constexpr vector8float from_vector8short_to_vector8float_var =
__builtin_convertvector((vector8short){0, 1, 2, 3, 4, 5, 6, 7},
vector8float);
constexpr vector8long from_vector8short_to_vector8long_var =
__builtin_convertvector((vector8short){0, 1, 2, 3, 4, 5, 6, 7},
vector8long);
constexpr vector8int from_vector8short_to_vector8int_var =
__builtin_convertvector((vector8short){0, 1, 2, 3, 4, 5, 6, 7}, vector8int);
constexpr vector8short from_vector8short_to_vector8short_var =
__builtin_convertvector((vector8short){0, 1, 2, 3, 4, 5, 6, 7},
vector8short);
constexpr vector8char from_vector8short_to_vector8char_var =
__builtin_convertvector((vector8short){0, 1, 2, 3, 4, 5, 6, 7},
vector8char);
constexpr vector8double from_vector8char_to_vector8double_var =
__builtin_convertvector((vector8char){0, 1, 2, 3, 4, 5, 6, 7},
vector8double);
constexpr vector8float from_vector8char_to_vector8float_var =
__builtin_convertvector((vector8char){0, 1, 2, 3, 4, 5, 6, 7},
vector8float);
constexpr vector8long from_vector8char_to_vector8long_var =
__builtin_convertvector((vector8char){0, 1, 2, 3, 4, 5, 6, 7}, vector8long);
constexpr vector8int from_vector8char_to_vector8int_var =
__builtin_convertvector((vector8char){0, 1, 2, 3, 4, 5, 6, 7}, vector8int);
constexpr vector8short from_vector8char_to_vector8short_var =
__builtin_convertvector((vector8char){0, 1, 2, 3, 4, 5, 6, 7},
vector8short);
constexpr vector8char from_vector8char_to_vector8char_var =
__builtin_convertvector((vector8char){0, 1, 2, 3, 4, 5, 6, 7}, vector8char);
constexpr vector8double from_vector8BitInt128_to_vector8double_var =
__builtin_convertvector((vector8BitInt128){0, 1, 2, 3, 4, 5, 6, 7},
vector8double);
constexpr vector8float from_vector8BitInt128_to_vector8float_var =
__builtin_convertvector((vector8BitInt128){0, 1, 2, 3, 4, 5, 6, 7},
vector8float);
constexpr vector8long from_vector8BitInt128_to_vector8long_var =
__builtin_convertvector((vector8BitInt128){0, 1, 2, 3, 4, 5, 6, 7},
vector8long);
constexpr vector8int from_vector8BitInt128_to_vector8int_var =
__builtin_convertvector((vector8BitInt128){0, 1, 2, 3, 4, 5, 6, 7},
vector8int);
constexpr vector8short from_vector8BitInt128_to_vector8short_var =
__builtin_convertvector((vector8BitInt128){0, 1, 2, 3, 4, 5, 6, 7},
vector8short);
constexpr vector8char from_vector8BitInt128_to_vector8char_var =
__builtin_convertvector((vector8BitInt128){0, 1, 2, 3, 4, 5, 6, 7},
vector8char);
constexpr vector8BitInt128 from_vector8BitInt128_to_vector8BitInt128_var =
__builtin_convertvector((vector8BitInt128){0, 1, 2, 3, 4, 5, 6, 7},
vector8BitInt128);
static_assert(from_vector8BitInt128_to_vector8BitInt128_var[0] == 0, "");
static_assert(from_vector8BitInt128_to_vector8BitInt128_var[1] == 1, "");
static_assert(from_vector8BitInt128_to_vector8BitInt128_var[2] == 2, "");
static_assert(from_vector8BitInt128_to_vector8BitInt128_var[3] == 3, "");
static_assert(from_vector8BitInt128_to_vector8BitInt128_var[4] == 4, "");
}
namespace shufflevector {
constexpr vector4char vector4charConst1 = {0, 1, 2, 3};
constexpr vector4char vector4charConst2 = {4, 5, 6, 7};
constexpr vector8char vector8intConst = {8, 9, 10, 11, 12, 13, 14, 15};
constexpr vector4char vectorShuffle1 =
__builtin_shufflevector(vector4charConst1, vector4charConst2, 0, 1, 2, 3);
constexpr vector4char vectorShuffle2 =
__builtin_shufflevector(vector4charConst1, vector4charConst2, 4, 5, 6, 7);
constexpr vector4char vectorShuffle3 =
__builtin_shufflevector(vector4charConst1, vector4charConst2, 0, 2, 4, 6);
constexpr vector8char vectorShuffle4 = __builtin_shufflevector(
vector8intConst, vector8intConst, 0, 2, 4, 6, 8, 10, 12, 14);
constexpr vector4char vectorShuffle5 =
__builtin_shufflevector(vector8intConst, vector8intConst, 0, 2, 4, 6);
constexpr vector8char vectorShuffle6 = __builtin_shufflevector(
vector4charConst1, vector4charConst2, 0, 2, 4, 6, 1, 3, 5, 7);
static_assert(vectorShuffle6[0] == 0, "");
static_assert(vectorShuffle6[1] == 2, "");
static_assert(vectorShuffle6[2] == 4, "");
static_assert(vectorShuffle6[3] == 6, "");
static_assert(vectorShuffle6[4] == 1, "");
static_assert(vectorShuffle6[5] == 3, "");
static_assert(vectorShuffle6[6] == 5, "");
static_assert(vectorShuffle6[7] == 7, "");
constexpr vector4char vectorShuffleFail1 = __builtin_shufflevector( // both-error {{must be initialized by a constant expression}}\
// ref-error {{index for __builtin_shufflevector not within the bounds of the input vectors; index of -1 found at position 0 is not permitted in a constexpr context}}
vector4charConst1,
vector4charConst2, -1, -1, -1, -1);
}
#endif
namespace FunctionStart {
void a(void) {}
static_assert(__builtin_function_start(a) == a, ""); // both-error {{not an integral constant expression}} \
// both-note {{comparison of addresses of literals has unspecified value}}
}
namespace BuiltinInImplicitCtor {
constexpr struct {
int a = __builtin_isnan(1.0);
} Foo;
static_assert(Foo.a == 0, "");
}
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