llvm/clang-tools-extra/test/clang-tidy/checkers/readability/simplify-boolean-expr-macros.cpp

// RUN: %check_clang_tidy -check-suffixes=,MACROS %s readability-simplify-boolean-expr %t

// Ignore expressions in macros.
// RUN: %check_clang_tidy %s readability-simplify-boolean-expr %t \
// RUN:     -- -config="{CheckOptions: {readability-simplify-boolean-expr.IgnoreMacros: true}}" \
// RUN:     --

#define NEGATE(expr) !(expr)
#define NOT_AND_NOT(a, b) (!a && !b)

bool without_macro(bool a, bool b) {
    return !(!a && b);
    // CHECK-MESSAGES: :[[@LINE-1]]:12: warning: boolean expression can be simplified by DeMorgan's theorem
    // CHECK-FIXES: return a || !b;
}

void macro(bool a, bool b) {
    NEGATE(!a && b);
    // CHECK-MESSAGES-MACROS: :[[@LINE-1]]:5: warning: boolean expression can be simplified by DeMorgan's theorem
    // CHECK-FIXES: NEGATE(!a && b);
    !NOT_AND_NOT(a, b);
    // CHECK-MESSAGES-MACROS: :[[@LINE-1]]:5: warning: boolean expression can be simplified by DeMorgan's theorem
    // CHECK-FIXES: !NOT_AND_NOT(a, b);
    !(NEGATE(a) && b);
    // CHECK-MESSAGES-MACROS: :[[@LINE-1]]:5: warning: boolean expression can be simplified by DeMorgan's theorem
    // CHECK-FIXES: !(NEGATE(a) && b);
    !(a && NEGATE(b));
    // CHECK-MESSAGES-MACROS: :[[@LINE-1]]:5: warning: boolean expression can be simplified by DeMorgan's theorem
    // CHECK-FIXES: !(a && NEGATE(b));
}