File: ssa-sink-10.c

package info (click to toggle)
gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 680,956 kB
  • sloc: ansic: 3,237,715; cpp: 896,882; ada: 772,854; f90: 144,254; asm: 68,788; makefile: 67,456; sh: 29,743; exp: 28,045; objc: 15,273; fortran: 11,885; python: 7,369; pascal: 5,375; awk: 3,725; perl: 2,872; yacc: 316; xml: 311; ml: 285; lex: 198; haskell: 122
file content (19 lines) | stat: -rw-r--r-- 399 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-sink-details -fno-tree-pre" } */

int x[1024], y[1024], z[1024], w[1024];
void foo (void)
{
  int i;
  for (i = 1; i < 1024; ++i)
    {
      int a = x[i];
      int b = y[i];
      int c = x[i-1];
      int d = y[i-1];
      if (w[i])
	z[i] = (a + b) + (c + d);
    }
}

/* { dg-final { scan-tree-dump-times "Sinking # VUSE" 4 "sink" } } */