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[Bug middle-end/52097] ICE: in get_bit_range, at expr.c:4535 with -O -flto -fexceptions -fnon-call-exceptions --param allow-store-data-races=0
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 14 Mar 2012 10:55:17 +0000
- Subject: [Bug middle-end/52097] ICE: in get_bit_range, at expr.c:4535 with -O -flto -fexceptions -fnon-call-exceptions --param allow-store-data-races=0
- Auto-submitted: auto-generated
- References: <bug-52097-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52097
--- Comment #12 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-03-14 10:55:17 UTC ---
Author: rguenth
Date: Wed Mar 14 10:55:09 2012
New Revision: 185379
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=185379
Log:
2012-03-14 Richard Guenther <rguenther@suse.de>
* tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
* stor-layout.c (start_bitfield_representative): New function.
(finish_bitfield_representative): Likewise.
(finish_bitfield_layout): Likewise.
(finish_record_layout): Call finish_bitfield_layout.
* tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
for QUAL_UNION_TYPE fields.
* tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
Stream DECL_BIT_FIELD_REPRESENTATIVE.
* tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
PR middle-end/52080
PR middle-end/52097
PR middle-end/48124
* expr.c (get_bit_range): Unconditionally extract bitrange
from DECL_BIT_FIELD_REPRESENTATIVE.
(expand_assignment): Adjust call to get_bit_range.
* gcc.dg/torture/pr48124-1.c: New testcase.
* gcc.dg/torture/pr48124-2.c: Likewise.
* gcc.dg/torture/pr48124-3.c: Likewise.
* gcc.dg/torture/pr48124-4.c: Likewise.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr48124-1.c
trunk/gcc/testsuite/gcc.dg/torture/pr48124-2.c
trunk/gcc/testsuite/gcc.dg/torture/pr48124-3.c
trunk/gcc/testsuite/gcc.dg/torture/pr48124-4.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/expr.c
trunk/gcc/stor-layout.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-streamer-in.c
trunk/gcc/tree-streamer-out.c
trunk/gcc/tree.c
trunk/gcc/tree.h