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re PR tree-optimization/43378 (IVOPTs messes up code)

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PR tree-optimization/43378
	* gcc.dg/tree-ssa/pr43378.c: New test.

From-SVN: r220563
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Bin Cheng 2015-02-10 02:34:41 +00:00 • committed by Bin Cheng
parent a9e083cc43
commit 940652d50f
2 changed files with 22 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2015-02-10 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/43378
* gcc.dg/tree-ssa/pr43378.c: New test.
2015-02-08 Jan Hubicka <hubicka@ucw.cz>
PR ipa/64978

17
gcc/testsuite/gcc.dg/tree-ssa/pr43378.c Normal file
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-ivopts" } */
void bar (int, int, int);
void foo (int left, int rite, int element)
{
while (left <= rite)
{
rite -= element;
bar (left, rite, element);
left += element;
}
}
/* { dg-final { scan-tree-dump-times "rite_\[0-9\]* = rite_\[0-9\]* - element" 1 "ivopts"} } */
/* { dg-final { scan-tree-dump-times "left_\[0-9\]* = left_\[0-9\]* \\+ element|left_\[0-9\]* = element_\[0-9\]*\\(D\\) \\+ left" 1 "ivopts"} } */
/* { dg-final { cleanup-tree-dump "ivopts" } } */