Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-64.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
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111:04ced10e8804 | 131:84e7813d76e9 |
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1 /* { dg-do compile } */ | |
2 /* { dg-options "-O -fdump-tree-fre1-details -fdump-tree-dse1-details" } */ | |
3 | |
4 int foo(unsigned char c, signed char d, int e) | |
5 { | |
6 int res = 0; | |
7 char x[256]; | |
8 __builtin_memset (x, c, 256); | |
9 res += x[54]; | |
10 __builtin_memset (x, d, 256); | |
11 res += x[54]; | |
12 __builtin_memset (x, e, 256); | |
13 res += x[54]; | |
14 return res; | |
15 } | |
16 | |
17 /* The loads get replaced with conversions from c or d and e. */ | |
18 /* { dg-final { scan-tree-dump-times "Inserted" 2 "fre1" } } */ | |
19 /* { dg-final { scan-tree-dump-times "Replaced x" 3 "fre1" } } */ | |
20 /* And the memsets removed as dead. */ | |
21 /* { dg-final { scan-tree-dump-times "Deleted dead call" 3 "dse1" } } */ |