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[Bug tree-optimization/51042] [4.7 Regression] endless recursion in phi_translate
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 09 Nov 2011 08:59:47 +0000
- Subject: [Bug tree-optimization/51042] [4.7 Regression] endless recursion in phi_translate
- Auto-submitted: auto-generated
- References: <bug-51042-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51042
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2011-11-09
CC| |jakub at gcc dot gnu.org
Component|c |tree-optimization
Target Milestone|--- |4.7.0
Summary|segfault |[4.7 Regression] endless
| |recursion in phi_translate
Ever Confirmed|0 |1
--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-11-09 08:59:47 UTC ---
Caused by http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155360
int a, b, c, d, e[2][2];
void
foo (int x)
{
while (x)
{
for (d = 0; d <= 1; d = 1)
if (e[c][a])
break;
for (b = 0; b <= 0; b = 1)
{
e[c][a] = a;
if (a)
break;
}
}
}