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[Bug rtl-optimization/36419] [4.3/4.4 Regression] Wrong unwind info with -Os -fasynchronous-unwind-tables
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 10 Jul 2008 07:40:40 -0000
- Subject: [Bug rtl-optimization/36419] [4.3/4.4 Regression] Wrong unwind info with -Os -fasynchronous-unwind-tables
- References: <bug-36419-87@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #14 from jakub at gcc dot gnu dot org 2008-07-10 07:40 -------
Subject: Bug 36419
Author: jakub
Date: Thu Jul 10 07:39:54 2008
New Revision: 137689
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=137689
Log:
PR rtl-optimization/36419
* combine-stack-adj.c (adjust_frame_related_expr): New function.
(combine_stack_adjustments_for_block): Call it if needed. Delete
correct insn.
* dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
DW_CFA_GNU_args_size if CSA pass merged some adjustments into
prologue sp adjustment.
* g++.dg/eh/async-unwind1.C: New test.
Added:
trunk/gcc/testsuite/g++.dg/eh/async-unwind1.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/combine-stack-adj.c
trunk/gcc/dwarf2out.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36419