File: writeonly.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 (20 lines) | stat: -rw-r--r-- 487 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
 
/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-optimized" } */
static struct a {int magic1,b;} a;
volatile int magic2;
static struct b {int a,b,c,d,e,f;} magic3;

struct b foo();

void
t()
{
 a.magic1 = 1;
 magic2 = 1;
 magic3 = foo();
}
/* { dg-final { scan-tree-dump-not "magic1" "optimized"} } */
/* { dg-final { scan-tree-dump-not "magic3" "optimized"} } */
/* { dg-final { scan-tree-dump "magic2" "optimized"} } */
/* { dg-final { scan-tree-dump "foo" "optimized"} } */