1 // RUN: %clang_cc1 -fdenormal-fp-math=ieee %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-IEEE
2 // RUN: %clang_cc1 -fdenormal-fp-math=preserve-sign %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-PS
3 // RUN: %clang_cc1 -fdenormal-fp-math=positive-zero %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-PZ
4 // RUN: %clang_cc1 -fdenormal-fp-math=dynamic %s -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-DYNAMIC
5
6 // CHECK-LABEL: main
7
8 // The ieee,ieee is the default, so omit the attribute
9 // 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
main(void)14 int main(void) {
15 return 0;
16 }
17