File: pr21031.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 (19 lines) | stat: -rw-r--r-- 364 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
 
/* PR tree-optimization/21031

   Make sure that a != 0 is propagated into the "if" statement.  */

/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-forwprop1" } */

int
foo (int a)
{
  int b = a != 0;
  unsigned char c = b;
  if (c)
    return 1;
  else
    return 0;
}

/* { dg-final { scan-tree-dump "if \\(a_\[0-9\]+\\(D\\) != 0\\)" "forwprop1" } } */