File: 2009-09-24-SqrtErrno.c

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (12 lines) | stat: -rw-r--r-- 403 bytes parent folder | download | duplicates (37)
1
2
3
4
5
6
7
8
9
10
11
12
// RUN: %clang_cc1 -triple x86_64-apple-darwin %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);
}