1 // RUN: %clang_cc1 -triple x86_64-apple-darwin %s -emit-llvm -o - | FileCheck %s 2 // llvm.sqrt has undefined behavior on negative inputs, so it is 3 // inappropriate to translate C/C++ sqrt to this. 4 float sqrtf(float x); foo(float X)5float foo(float X) { 6 // CHECK: foo 7 // CHECK: call float @sqrtf(float % 8 // Check that this is marked readonly when errno is ignored. 9 return sqrtf(X); 10 } 11