From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 113887 invoked by alias); 12 Mar 2015 11:11:48 -0000 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 Received: (qmail 71427 invoked by uid 48); 12 Mar 2015 10:56:20 -0000 From: "thopre01 at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/65369] [5 Regression] nettle test failure on powerpc64le-linux-gnu when built with -O3 Date: Thu, 12 Mar 2015 11:11:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: thopre01 at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: thopre01 at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-03/txt/msg01287.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65369 --- Comment #12 from Thomas Preud'homme --- (In reply to Markus Trippelsdorf from comment #11) > 0x0000000010000a00 <+1024>: bl 0x100005b0 <_init+112> > 0x0000000010000a04 <+1028>: ld r2,24(r1) > 0x0000000010000a08 <+1032>: lwz r9,224(r1) > 0x0000000010000a0c <+1036>: addi r3,r1,200 > 0x0000000010000a10 <+1040>: addi r4,r1,380 > 0x0000000010000a14 <+1044>: stw r9,380(r1) > 0x0000000010000a18 <+1048>: lwz r9,228(r1) > 0x0000000010000a1c <+1052>: stw r9,384(r1) > 0x0000000010000a20 <+1056>: lwz r9,232(r1) > 0x0000000010000a24 <+1060>: stw r9,388(r1) > 0x0000000010000a28 <+1064>: lwz r9,236(r1) > 0x0000000010000a2c <+1068>: stw r9,392(r1) > 0x0000000010000a30 <+1072>: lwz r9,240(r1) > 0x0000000010000a34 <+1076>: stw r9,396(r1) > 0x0000000010000a38 <+1080>: lwz r9,244(r1) > 0x0000000010000a3c <+1084>: stw r9,400(r1) > 0x0000000010000a40 <+1088>: lwz r9,248(r1) > 0x0000000010000a44 <+1092>: stw r9,404(r1) > 0x0000000010000a48 <+1096>: lwz r9,252(r1) > 0x0000000010000a4c <+1100>: stw r9,408(r1) > 0x0000000010000a50 <+1104>: lwz r9,256(r1) > 0x0000000010000a54 <+1108>: stw r9,412(r1) > 0x0000000010000a58 <+1112>: lwz r9,260(r1) > 0x0000000010000a5c <+1116>: stw r9,416(r1) > 0x0000000010000a60 <+1120>: lwz r9,264(r1) > 0x0000000010000a64 <+1124>: stw r9,420(r1) > 0x0000000010000a68 <+1128>: lwz r9,268(r1) > 0x0000000010000a6c <+1132>: stw r9,424(r1) > 0x0000000010000a70 <+1136>: lwz r9,272(r1) > 0x0000000010000a74 <+1140>: stw r9,428(r1) > 0x0000000010000a78 <+1144>: lwz r9,276(r1) > 0x0000000010000a7c <+1148>: stw r9,432(r1) > 0x0000000010000a80 <+1152>: lwz r9,280(r1) > 0x0000000010000a84 <+1156>: stw r9,436(r1) > 0x0000000010000a88 <+1160>: lwz r9,284(r1) > 0x0000000010000a8c <+1164>: stw r9,440(r1) > 0x0000000010000a90 <+1168>: bl 0x10000cb0 > 0x0000000010000a94 <+1172>: li r3,0 > 0x0000000010000a98 <+1176>: b 0x10000784 > 0x0000000010000a9c <+1180>: bl 0x100005e0 <_init+160> > 0x0000000010000aa0 <+1184>: ld r2,24(r1) > ---Type to continue, or q to quit--- > 0x0000000010000aa4 <+1188>: cmpdi cr7,r3,0 > 0x0000000010000aa8 <+1192>: beq cr7,0x10000988 > 0x0000000010000aac <+1196>: li r3,1 > 0x0000000010000ab0 <+1200>: b 0x10000998 > 0x0000000010000ab4 <+1204>: bl 0x100005f0 <_init+176> > => 0x0000000010000ab8 <+1208>: ld r2,24(r1) > 0x0000000010000abc <+1212>: .long 0x0 > 0x0000000010000ac0 <+1216>: .long 0x1000000 > 0x0000000010000ac4 <+1220>: .long 0x1280 Alright, so the last 8 bytes of buffer and digest differ. I'll unwind this tomorrow. Thanks!