File: 2009-05-04-PureConstNounwind.cpp

package info (click to toggle)
llvm-toolchain-3.7 1%3A3.7.1-5
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 345,556 kB
  • ctags: 362,199
  • sloc: cpp: 2,156,381; ansic: 458,339; objc: 91,547; python: 89,988; asm: 86,305; sh: 21,479; makefile: 6,853; perl: 5,601; ml: 5,458; pascal: 3,933; lisp: 2,429; xml: 686; cs: 239; php: 202; csh: 117
file content (21 lines) | stat: -rw-r--r-- 804 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
// RUN: %clang_cc1 -triple i386-unknown-unknown -fexceptions -emit-llvm %s -o - | FileCheck %s
int c(void) __attribute__((const));
int p(void) __attribute__((pure));
int t(void);

// CHECK: define i32 @_Z1fv() [[TF:#[0-9]+]] {
int f(void) {
  // CHECK: call i32 @_Z1cv() [[NUW_RN_CALL:#[0-9]+]]
  // CHECK: call i32 @_Z1pv() [[NUW_RO_CALL:#[0-9]+]]
  return c() + p() + t();
}

// CHECK: declare i32 @_Z1cv() [[NUW_RN:#[0-9]+]]
// CHECK: declare i32 @_Z1pv() [[NUW_RO:#[0-9]+]]
// CHECK: declare i32 @_Z1tv() [[TF]]

// CHECK: attributes [[TF]] = { {{.*}} }
// CHECK: attributes [[NUW_RN]] = { nounwind readnone{{.*}} }
// CHECK: attributes [[NUW_RO]] = { nounwind readonly{{.*}} }
// CHECK: attributes [[NUW_RN_CALL]] = { nounwind readnone }
// CHECK: attributes [[NUW_RO_CALL]] = { nounwind readonly }