Mercurial > hg > CbC > CbC_gcc
annotate gcc/testsuite/gcc.dg/tree-ssa/slsr-15.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
rev | line source |
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111 | 1 /* Straight-line strength reduction control flow variation. */ |
2 | |
3 /* { dg-do compile } */ | |
4 /* { dg-options "-O3 -fdump-tree-optimized" } */ | |
5 | |
6 int | |
7 f (int n, int c, int s) | |
8 { | |
9 int a, x1, x2, x3; | |
10 | |
11 x1 = x2 = x3 = c; | |
12 | |
13 if (n > 64) | |
14 { | |
15 a = 2 * s; | |
16 x1 = c + a; | |
17 a = 4 * s; | |
18 x2 = c + a; | |
19 a = 6 * s; | |
20 x3 = c + a; | |
21 } | |
22 | |
23 return x1 + x2 + x3; | |
24 } | |
25 | |
26 /* { dg-final { scan-tree-dump-times " \\* " 1 "optimized" } } */ |