http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47424
Summary: [4.6 Regression] Glibc miscompiled
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: hjl.to...@gmail.com
On Linux/x86-64, gcc 4.6.0 20110119 miscompiled glibc trunk.
I got
/bin/sh: line 1: 9941 Illegal instruction
GCONV_PATH=/export/build/gnu/glibc/build-x86_64-linux/iconvdata LC_ALL=C
LD_AUDIT=/export/build/gnu/glibc/build-x86_64-linux/elf/tst-auditmod4b.so
/export/build/gnu/glibc/build-x86_64-linux/elf/ld-linux-x86-64.so.2
--library-path
/export/build/gnu/glibc/build-x86_64-linux:/export/build/gnu/glibc/build-x86_64-linux/math:/export/build/gnu/glibc/build-x86_64-linux/elf:/export/build/gnu/glibc/build-x86_64-linux/dlfcn:/export/build/gnu/glibc/build-x86_64-linux/nss:/export/build/gnu/glibc/build-x86_64-linux/nis:/export/build/gnu/glibc/build-x86_64-linux/rt:/export/build/gnu/glibc/build-x86_64-linux/resolv:/export/build/gnu/glibc/build-x86_64-linux/crypt:/export/build/gnu/glibc/build-x86_64-linux/nptl
/export/build/gnu/glibc/build-x86_64-linux/elf/tst-audit4 >
/export/build/gnu/glibc/build-x86_64-linux/elf/tst-audit4.out
/bin/sh: line 1: 9952 Illegal instruction
GCONV_PATH=/export/build/gnu/glibc/build-x86_64-linux/iconvdata LC_ALL=C
LD_AUDIT=/export/build/gnu/glibc/build-x86_64-linux/elf/tst-auditmod7b.so
/export/build/gnu/glibc/build-x86_64-linux/elf/ld-linux-x86-64.so.2
--library-path
/export/build/gnu/glibc/build-x86_64-linux:/export/build/gnu/glibc/build-x86_64-linux/math:/export/build/gnu/glibc/build-x86_64-linux/elf:/export/build/gnu/glibc/build-x86_64-linux/dlfcn:/export/build/gnu/glibc/build-x86_64-linux/nss:/export/build/gnu/glibc/build-x86_64-linux/nis:/export/build/gnu/glibc/build-x86_64-linux/rt:/export/build/gnu/glibc/build-x86_64-linux/resolv:/export/build/gnu/glibc/build-x86_64-linux/crypt:/export/build/gnu/glibc/build-x86_64-linux/nptl
/export/build/gnu/glibc/build-x86_64-linux/elf/tst-audit7 >
/export/build/gnu/glibc/build-x86_64-linux/elf/tst-audit7.out
/bin/sh: line 1: 9951 Illegal instruction
GCONV_PATH=/export/build/gnu/glibc/build-x86_64-linux/iconvdata LC_ALL=C
LD_AUDIT=/export/build/gnu/glibc/build-x86_64-linux/elf/tst-auditmod6b.so:/export/build/gnu/glibc/build-x86_64-linux/elf/tst-auditmod6c.so
/export/build/gnu/glibc/build-x86_64-linux/elf/ld-linux-x86-64.so.2
--library-path
/export/build/gnu/glibc/build-x86_64-linux:/export/build/gnu/glibc/build-x86_64-linux/math:/export/build/gnu/glibc/build-x86_64-linux/elf:/export/build/gnu/glibc/build-x86_64-linux/dlfcn:/export/build/gnu/glibc/build-x86_64-linux/nss:/export/build/gnu/glibc/build-x86_64-linux/nis:/export/build/gnu/glibc/build-x86_64-linux/rt:/export/build/gnu/glibc/build-x86_64-linux/resolv:/export/build/gnu/glibc/build-x86_64-linux/crypt:/export/build/gnu/glibc/build-x86_64-linux/nptl
/export/build/gnu/glibc/build-x86_64-linux/elf/tst-audit6 >
/export/build/gnu/glibc/build-x86_64-linux/elf/tst-audit6.out
Gcc 4.5 is OK.
