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[Bug target/48338] New: [4.7 Regression] Glibc miscompiled

From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
To: gcc-bugs at gcc dot gnu dot org
Date: Tue, 29 Mar 2011 14:37:58 +0000
Subject: [Bug target/48338] New: [4.7 Regression] Glibc miscompiled
Auto-submitted: auto-generated

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48338

           Summary: [4.7 Regression] Glibc miscompiled
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com


On Linux/ia32, GCC 4.7.0 revision 171601 miscompiled glibc trunk.
I got

[hjl@gnu-6 glibc-32bit]$
GCONV_PATH=/export/build/gnu/glibc-32bit/build-i686-linux/iconvdata LC_ALL=C  
/export/build/gnu/glibc-32bit/build-i686-linux/elf/ld-linux.so.2 --library-path
/export/build/gnu/glibc-32bit/build-i686-linux:/export/build/gnu/glibc-32bit/build-i686-linux/math:/export/build/gnu/glibc-32bit/build-i686-linux/elf:/export/build/gnu/glibc-32bit/build-i686-linux/dlfcn:/export/build/gnu/glibc-32bit/build-i686-linux/nss:/export/build/gnu/glibc-32bit/build-i686-linux/nis:/export/build/gnu/glibc-32bit/build-i686-linux/rt:/export/build/gnu/glibc-32bit/build-i686-linux/resolv:/export/build/gnu/glibc-32bit/build-i686-linux/crypt:/export/build/gnu/glibc-32bit/build-i686-linux/nptl
/export/build/gnu/glibc-32bit/build-i686-linux/nptl/tst-cancel17 --direct
going to cancel tf in-time
Segmentation fault
[hjl@gnu-6 glibc-32bit]$
GCONV_PATH=/export/build/gnu/glibc-32bit/build-i686-linux/iconvdata LC_ALL=C  
/export/build/gnu/glibc-32bit/build-i686-linux/elf/ld-linux.so.2 --library-path
/export/build/gnu/glibc-32bit/build-i686-linux:/export/build/gnu/glibc-32bit/build-i686-linux/math:/export/build/gnu/glibc-32bit/build-i686-linux/elf:/export/build/gnu/glibc-32bit/build-i686-linux/dlfcn:/export/build/gnu/glibc-32bit/build-i686-linux/nss:/export/build/gnu/glibc-32bit/build-i686-linux/nis:/export/build/gnu/glibc-32bit/build-i686-linux/rt:/export/build/gnu/glibc-32bit/build-i686-linux/resolv:/export/build/gnu/glibc-32bit/build-i686-linux/crypt:/export/build/gnu/glibc-32bit/build-i686-linux/nptl
/export/build/gnu/glibc-32bit/build-i686-linux/nptl/tst-cancelx17 --direct
going to cancel tf in-time
Segmentation fault
[hjl@gnu-6 glibc-32bit]$

Follow-Ups:
- [Bug target/48338] [4.7 Regression] Glibc miscompiled
  - From: hjl.tools at gmail dot com
- [Bug target/48338] [4.7 Regression] Glibc miscompiled
  - From: hjl.tools at gmail dot com
- [Bug target/48338] [4.7 Regression] Glibc miscompiled
  - From: hp at gcc dot gnu.org
- [Bug target/48338] [4.7 Regression] Glibc miscompiled
  - From: hp at gcc dot gnu.org
- [Bug target/48338] [4.7 Regression] Glibc miscompiled
  - From: rguenth at gcc dot gnu.org

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