17 lines · c
1// RUN: %clang_cc1 -fdenormal-fp-math=ieee %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-IEEE2// RUN: %clang_cc1 -fdenormal-fp-math=preserve-sign %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-PS3// RUN: %clang_cc1 -fdenormal-fp-math=positive-zero %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-PZ4// RUN: %clang_cc1 -fdenormal-fp-math=dynamic %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-DYNAMIC5 6// CHECK-LABEL: main7 8// The ieee,ieee is the default, so omit the attribute9// CHECK-IEEE-NOT:"denormal-fp-math"10// CHECK-PS: attributes #0 = {{.*}}"denormal-fp-math"="preserve-sign,preserve-sign"{{.*}}11// CHECK-PZ: attributes #0 = {{.*}}"denormal-fp-math"="positive-zero,positive-zero"{{.*}}12// CHECK-DYNAMIC: attributes #0 = {{.*}}"denormal-fp-math"="dynamic,dynamic"{{.*}}13 14int main(void) {15 return 0;16}17