File: unwind-attr.c

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-16
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,496,368 kB
  • sloc: cpp: 5,593,980; ansic: 986,873; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,547; xml: 953; cs: 573; fortran: 567
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{{.*}} }