Mercurial > hg > CbC > CbC_gcc
annotate gcc/testsuite/gcc.dg/fold-plusmult-2.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children |
rev | line source |
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111 | 1 /* { dg-do compile } */ |
2 /* { dg-options "-fdump-tree-original" } */ | |
3 | |
4 int foo (int i) | |
5 { | |
6 return 2 + i * 4; | |
7 } | |
8 | |
9 /* We do _not_ want the above to be canonicalized to (i * 2 + 1) * 2. */ | |
10 | |
11 int bar (int i) | |
12 { | |
13 return 4 + i * 2; | |
14 } | |
15 | |
16 /* But eventually this to be canonicalized to (i + 2) * 2. */ | |
17 | |
18 /* { dg-final { scan-tree-dump "i \\\* 4 \\\+ 2" "original" } } */ | |
19 /* { dg-final { scan-tree-dump "\\\(i \\\+ 2\\\) \\\* 2" "original" } } */ |