Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/tree-ssa/loop-interchange-11.c @ 131:84e7813d76e9
gcc-8.2
| author | mir3636 |
|---|---|
| date | Thu, 25 Oct 2018 07:37:49 +0900 |
| parents | |
| children | 1830386684a0 |
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| 111:04ced10e8804 | 131:84e7813d76e9 |
|---|---|
| 1 /* { dg-do compile } */ | |
| 2 /* { dg-options "-O2 -floop-interchange -fdump-tree-linterchange-details" } */ | |
| 3 /* { dg-skip-if "too big data segment" { avr-*-* visium-*-* } } */ | |
| 4 | |
| 5 #define M 256 | |
| 6 int a[M][M], b[M][M]; | |
| 7 | |
| 8 void | |
| 9 simple_reduc_1 (int n, int *p) | |
| 10 { | |
| 11 for (int j = 0; j < n; j++) | |
| 12 { | |
| 13 int sum = p[j]; | |
| 14 for (int i = 0; i < n; i++) | |
| 15 { | |
| 16 sum = sum + b[i][j]; | |
| 17 b[i][j] += a[i][j]; | |
| 18 } | |
| 19 | |
| 20 p[j] = sum; | |
| 21 } | |
| 22 } | |
| 23 /* { dg-final { scan-tree-dump-not "Loop_pair<outer:., inner:.> is interchanged" "linterchange" } } */ |