File: unreachable.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 (37 lines) | stat: -rw-r--r-- 473 bytes parent folder | download | duplicates (24) 
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
 
// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
// CHECK-NOT: @unreachable

extern void abort() __attribute__((noreturn));
extern int unreachable();

int f0() {
  return 0;
  unreachable();
}

int f1(int i) {
  goto L0;
  int a = unreachable();
 L0:
  return 0;
}

int f2(int i) {
  goto L0;
  unreachable();
  int a;
  unreachable();
 L0:
  a = i + 1;
  return a;
}

int f3(int i) {
  if (i) {
    return 0;
  } else {
    abort();
  }
  unreachable();
  return 3;
}