From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25153 invoked by alias); 21 Jul 2010 15:54:37 -0000 Received: (qmail 25094 invoked by uid 48); 21 Jul 2010 15:54:19 -0000 Date: Wed, 21 Jul 2010 15:54:00 -0000 Message-ID: <20100721155419.25093.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/45009] [4.6 Regression]: cris-elf libgcc build failure due to "New optimization for reload_combine" In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "hp at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2010-07/txt/msg02225.txt.bz2 ------- Comment #7 from hp at gcc dot gnu dot org 2010-07-21 15:54 ------- Correcting the summary to point at the right cause. Maybe the following somewhat obvious change is correct, though I'd prefer to leave it to Bernd. Index: postreload.c =================================================================== --- postreload.c (revision 162380) +++ postreload.c (working copy) @@ -1190,7 +1190,8 @@ lowest_ruid = use; } - fixup_debug_insns (reg, reg_sum, insn, lowest_ruid->insn); + if (lowest_ruid != NULL) + fixup_debug_insns (reg, reg_sum, insn, lowest_ruid->insn); /* Delete the reg-reg addition. */ delete_insn (insn); -- hp at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[4.6 Regression]: cris-elf |[4.6 Regression]: cris-elf |libgcc build failure due to |libgcc build failure due to |fix for PR45003, PR45006 |"New optimization for | |reload_combine" http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45009