File: unwind-attr.c

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (29 lines) | stat: -rw-r--r-- 1,034 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
22
23
24
25
26
27
28
29
 
// RUN: %clang_cc1 -triple i386-unknown-unknown -fexceptions -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck -check-prefix CHECK-NOEXC %s

int opaque();

// CHECK:       define{{.*}} [[INT:i.*]] @test0() [[TF:#[0-9]+]] {
// CHECK-NOEXC: define{{.*}} [[INT:i.*]] @test0() [[NUW:#[0-9]+]] {
int test0(void) {
  return opaque();
}

// <rdar://problem/8087431>: locally infer nounwind at -O0
// CHECK:       define{{.*}} [[INT:i.*]] @test1() [[NUW:#[0-9]+]] {
// CHECK-NOEXC: define{{.*}} [[INT:i.*]] @test1() [[NUW]] {
int test1(void) {
  return 0;
}

// <rdar://problem/8283071>: not for weak functions
// CHECK:       define weak{{.*}} [[INT:i.*]] @test2() [[TF]] {
// CHECK-NOEXC: define weak{{.*}} [[INT:i.*]] @test2() [[NUW]] {
__attribute__((weak)) int test2(void) {
  return 0;
}

// CHECK: attributes [[TF]] = { noinline optnone "{{.*}} }
// CHECK: attributes [[NUW]] = { noinline nounwind{{.*}} }

// CHECK-NOEXC: attributes [[NUW]] = { noinline nounwind{{.*}} }