YouCompleteMe/cpp/llvm/tools/clang/test/CodeGen/2009-09-24-SqrtErrno.c
Strahinja Val Markovic 1f51a89d39 Adding more llvm/clang files
These were ignored by git accidentally. We want ALL OF THEM since they all came
in the llvm/clang source distribution.
2012-07-05 17:55:45 -07:00

13 lines
375 B
C

// RUN: %clang_cc1 %s -emit-llvm -o - -fmath-errno | FileCheck %s
// llvm.sqrt has undefined behavior on negative inputs, so it is
// inappropriate to translate C/C++ sqrt to this.
float sqrtf(float x);
float foo(float X) {
// CHECK: foo
// CHECK-NOT: readonly
// CHECK: call float @sqrtf
// Check that this is not marked readonly when errno is used.
return sqrtf(X);
}