File: return.m

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (49 lines) | stat: -rw-r--r-- 897 bytes parent folder | download | duplicates (8) 
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
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
 
// RUN: %clang_cc1 -fsyntax-only -verify -Wmissing-noreturn -fobjc-exceptions -Wno-objc-root-class %s

int test1(void) {
  id a;
  @throw a;
}

// PR5286
void test2(int a) {
  while (1) {
    if (a)
      return;
  }
}

// PR5286
void test3(int a) {  // expected-warning {{function 'test3' could be declared with attribute 'noreturn'}}
  while (1) {
    if (a)
      @throw (id)0;
  }
}

// This code always returns, we should not issue a noreturn warning.
@class NSException;
@class NSString;
NSString *rdar_4289832(void) {  // no-warning
    @try
    {
        return @"a";
    }
    @catch(NSException *exception)
    {
        return @"b";
    }
    @finally
    {
    }
}

void exit(int) __attribute__((noreturn));
@interface rdar10098695
@end

@implementation rdar10098695
- (void)method { // expected-warning{{method 'method' could be declared with attribute 'noreturn'}}
  exit(1);
}
@end