diff options
| author | Reid Kleckner <reid@kleckner.net> | 2014-11-03 23:52:09 +0000 |
|---|---|---|
| committer | Reid Kleckner <reid@kleckner.net> | 2014-11-03 23:52:09 +0000 |
| commit | 06ea7d6213e0be131137218977ec7873f638d8eb (patch) | |
| tree | b1d86f7a563776b2a9497635a39eddb0bcec1f02 /clang/test/CodeGen/builtins.c | |
| parent | 4cad00abf3bb33d91382931a10a59aaa38df7763 (diff) | |
| download | bcm5719-llvm-06ea7d6213e0be131137218977ec7873f638d8eb.tar.gz bcm5719-llvm-06ea7d6213e0be131137218977ec7873f638d8eb.zip | |
Lower __builtin_fabs* to @llvm.fabs.*
mingw64's headers implement fabs by calling __builtin_fabs, so using the
library call results in an infinite loop. If the backend legalizes
@llvm.fabs as a call to fabs later, things should work out, as the crt
provides a definition.
llvm-svn: 221206
Diffstat (limited to 'clang/test/CodeGen/builtins.c')
| -rw-r--r-- | clang/test/CodeGen/builtins.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/clang/test/CodeGen/builtins.c b/clang/test/CodeGen/builtins.c index 6dd749a90bd..1ab29a659b3 100644 --- a/clang/test/CodeGen/builtins.c +++ b/clang/test/CodeGen/builtins.c @@ -211,6 +211,13 @@ void test_float_builtin_ops(float F, double D, long double LD) { resld = __builtin_fmodl(LD,LD); // CHECK: frem x86_fp80 + + resf = __builtin_fabsf(F); + resd = __builtin_fabs(D); + resld = __builtin_fabsl(LD); + // CHECK: call float @llvm.fabs.f32(float + // CHECK: call double @llvm.fabs.f64(double + // CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80 } // CHECK-LABEL: define void @test_builtin_longjmp |
