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[Bug tree-optimization/47228] [4.6 Regression] wrong code with loop
- 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, 26 Jan 2011 08:28:42 +0000
- Subject: [Bug tree-optimization/47228] [4.6 Regression] wrong code with loop
- Auto-submitted: auto-generated
- References: <bug-47228-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47228
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P1
CC| |jamborm at gcc dot gnu.org
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-01-26 08:28:31 UTC ---
Yeah, clearly SRA fault, as it replaces
b[x_1] = c;
where both lhs and rhs is correctly type S, i.e. 3 byte packed BLKmode
structure,
with MEM_REF store which is SImode 4 byte.