File: propmalloc-1.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A8-2019-q3-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 571,828 kB
  • sloc: ansic: 2,937,651; cpp: 881,644; ada: 597,189; makefile: 65,528; asm: 56,499; xml: 46,621; exp: 24,747; sh: 19,684; python: 7,256; pascal: 4,370; awk: 3,497; perl: 2,695; yacc: 316; ml: 285; f90: 234; lex: 198; objc: 194; haskell: 119
file content (21 lines) | stat: -rw-r--r-- 519 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-ipa-pure-const-details" } */

__attribute__((noinline, no_icf, used))
static void *f(__SIZE_TYPE__ n)
{
  void *p = __builtin_malloc (n);
  if (p == 0)
    __builtin_abort ();
  return p;
}

__attribute__((noinline, no_icf, used))
static void *bar(__SIZE_TYPE__ n)
{
  void *p = f (n);
  return p;
}

/* { dg-final { scan-ipa-dump "Function f found to be malloc" "pure-const" } } */
/* { dg-final { scan-ipa-dump "Function bar found to be malloc" "pure-const" } } */