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[Bug middle-end/48335] [4.6/4.7 Regression] ICE in convert_move
- 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: Fri, 1 Apr 2011 21:13:39 +0000
- Subject: [Bug middle-end/48335] [4.6/4.7 Regression] ICE in convert_move
- Auto-submitted: auto-generated
- References: <bug-48335-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48335
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-04-01 21:13:31 UTC ---
Author: jakub
Date: Fri Apr 1 21:13:29 2011
New Revision: 171855
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171855
Log:
PR middle-end/48335
* expr.c (expand_assignment): Handle all possibilities
if TO_RTX is CONCAT.
* expmed.c (store_bit_field_1): Avoid trying to create
invalid SUBREGs.
(store_split_bit_field): If SUBREG_REG (op0) or
op0 itself has smaller mode than word, return it
for offset 0 and const0_rtx for out-of-bounds stores.
If word is const0_rtx, skip it.
* gcc.c-torture/compile/pr48335-1.c: New test.
* gcc.dg/pr48335-1.c: New test.
* gcc.dg/pr48335-2.c: New test.
* gcc.dg/pr48335-3.c: New test.
* gcc.dg/pr48335-4.c: New test.
* gcc.dg/pr48335-5.c: New test.
* gcc.dg/pr48335-6.c: New test.
* gcc.dg/pr48335-7.c: New test.
* gcc.dg/pr48335-8.c: New test.
* gcc.target/i386/pr48335-1.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr48335-1.c
trunk/gcc/testsuite/gcc.dg/pr48335-1.c
trunk/gcc/testsuite/gcc.dg/pr48335-2.c
trunk/gcc/testsuite/gcc.dg/pr48335-3.c
trunk/gcc/testsuite/gcc.dg/pr48335-4.c
trunk/gcc/testsuite/gcc.dg/pr48335-5.c
trunk/gcc/testsuite/gcc.dg/pr48335-6.c
trunk/gcc/testsuite/gcc.dg/pr48335-7.c
trunk/gcc/testsuite/gcc.dg/pr48335-8.c
trunk/gcc/testsuite/gcc.target/i386/pr48335-1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/expmed.c
trunk/gcc/expr.c
trunk/gcc/testsuite/ChangeLog