// RUN: %clang -x c -fsanitize=pointer-overflow -O0 %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-C --implicit-check-not="runtime error:"
// RUN: %clang -x c -fsanitize=pointer-overflow -O1 %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-C --implicit-check-not="runtime error:"
// RUN: %clang -x c -fsanitize=pointer-overflow -O2 %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-C --implicit-check-not="runtime error:"
// RUN: %clang -x c -fsanitize=pointer-overflow -O3 %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-C --implicit-check-not="runtime error:"
// RUN: %clangxx -fsanitize=pointer-overflow -O0 %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-CPP --implicit-check-not="runtime error:"
// RUN: %clangxx -fsanitize=pointer-overflow -O1 %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-CPP --implicit-check-not="runtime error:"
// RUN: %clangxx -fsanitize=pointer-overflow -O2 %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-CPP --implicit-check-not="runtime error:"
// RUN: %clangxx -fsanitize=pointer-overflow -O3 %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-CPP --implicit-check-not="runtime error:"
#include <stdlib.h>
int main(int argc, char *argv[]) {
char *base, *result;
base = (char *)0;
result = base + 0;
// CHECK-C: {{.*}}.cpp:[[@LINE-1]]:17: runtime error: applying zero offset to null pointer
// CHECK-CPP-NOT: runtime error:
base = (char *)0;
result = base + 1;
// CHECK: {{.*}}.cpp:[[@LINE-1]]:17: runtime error: applying non-zero offset 1 to null pointer
base = (char *)1;
result = base - 1;
// CHECK: {{.*}}.cpp:[[@LINE-1]]:17: runtime error: applying non-zero offset to non-null pointer 0x{{.*}} produced null pointer
return 0;
}