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[Bug target/49419] [4.6/4.7 regression] gcc -O2 miscompiles gp2c
- 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, 15 Jun 2011 11:56:39 +0000
- Subject: [Bug target/49419] [4.6/4.7 regression] gcc -O2 miscompiles gp2c
- Auto-submitted: auto-generated
- References: <bug-49419-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49419
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |jakub at gcc dot gnu.org
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-06-15 11:55:40 UTC ---
Confirmed, seems VRP2 removes changes the
for(x=n;i>0;stack[i]=tree[x].y,x=tree[x].x,i--);
loop into endless loop. Looking into it.