http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45936
Summary: [4.6 regression] cc1 fails to generate target code
with -O2
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: major
Priority: P3
Component: driver
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: jojel...@gmail.com
Created attachment 21990
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=21990
preprocessed source
gcc -mno-cygwin -DHAVE_HYPOT -DHAVE_FILE64 -DHAVE_FONTCONFIG -DHAVE_LIBIDN
-DHAVE_SETLOCALE -Wall -Wstrict-prototypes -Wundef -Wmissing-declarations
-Wmissing-prototypes -Wwrite-strings -Wno-strict-aliasing
-Wdeclaration-after-statement -fno-builtin -fno-common -DHAVE_STDINT_H
-DGX_COLOR_INDEX_TYPE="unsigned long long" -g -DUSE_LIBICONV_GNU -I./obj
-I./base -o ./obj/gxfill.o -c ./base/gxfill.c -save-temps -O2 -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/i686-pc-mingw32/4.6.0/lto-wrapper.exe
Target: i686-pc-mingw32
Configured with: ./configure --prefix=/usr --disable-win32-registry
--enable-threads=posix --enable-languages=c,c++,lto --with-win32-nlsapi=unicode
--enable-tls --disable-bootstrap --enable-shared --disable-sjlj-exceptions
--enable-gomp
Thread model: posix
gcc version 4.6.0 20101005 (experimental) (GCC)
COLLECT_GCC_OPTIONS='-mno-cygwin' '-D' 'HAVE_HYPOT' '-D' 'HAVE_FILE64' '-D'
'HAVE_FONTCONFIG' '-D' 'HAVE_LIBIDN' '-D' 'HAVE_SETLOCALE' '-Wall'
'-Wstrict-prototypes' '-Wundef' '-Wmissing-declarations' '-Wmissing-prototypes'
'-Wwrite-strings' '-Wno-strict-aliasing' '-Wdeclaration-after-statement'
'-fno-builtin' '-fno-common' '-D' 'HAVE_STDINT_H' '-D'
'GX_COLOR_INDEX_TYPE=unsigned long long' '-g' '-D' 'USE_LIBICONV_GNU' '-I'
'./obj' '-I' './base' '-o' './obj/gxfill.o' '-c' '-save-temps' '-O2' '-v'
'-mtune=generic' '-march=pentiumpro'
/usr/libexec/gcc/i686-pc-mingw32/4.6.0/cc1.exe -E -quiet -v -I ./obj -I ./base
-D__MSVCRT__ -D__MINGW32__ -DWIN32 -D_WIN32 -D__WIN32 -D__WIN32__ -DWINNT
-idirafter /usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../include/w32api
-idirafter
/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../i686-pc-mingw32/lib/../../include/w32api
-D HAVE_HYPOT -D HAVE_FILE64 -D HAVE_FONTCONFIG -D HAVE_LIBIDN -D
HAVE_SETLOCALE -D HAVE_STDINT_H -D GX_COLOR_INDEX_TYPE=unsigned long long -D
USE_LIBICONV_GNU ./base/gxfill.c -mno-cygwin -mtune=generic -march=pentiumpro
-Wall -Wstrict-prototypes -Wundef -Wmissing-declarations -Wmissing-prototypes
-Wwrite-strings -Wno-strict-aliasing -Wdeclaration-after-statement -fno-builtin
-fno-common -g -fworking-directory -O2 -fpch-preprocess -o gxfill.i
ignoring nonexistent directory
"/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../i686-pc-mingw32/sys-include"
ignoring duplicate directory
"/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../i686-pc-mingw32/lib/../../include/w32api"
#include "..." search starts here:
#include <...> search starts here:
./obj
./base
/usr/lib/gcc/i686-pc-mingw32/4.6.0/include
/usr/lib/gcc/i686-pc-mingw32/4.6.0/include-fixed
/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../i686-pc-mingw32/include
/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../include/w32api
End of search list.
COLLECT_GCC_OPTIONS='-mno-cygwin' '-D' 'HAVE_HYPOT' '-D' 'HAVE_FILE64' '-D'
'HAVE_FONTCONFIG' '-D' 'HAVE_LIBIDN' '-D' 'HAVE_SETLOCALE' '-Wall'
'-Wstrict-prototypes' '-Wundef' '-Wmissing-declarations' '-Wmissing-prototypes'
'-Wwrite-strings' '-Wno-strict-aliasing' '-Wdeclaration-after-statement'
'-fno-builtin' '-fno-common' '-D' 'HAVE_STDINT_H' '-D'
'GX_COLOR_INDEX_TYPE=unsigned long long' '-g' '-D' 'USE_LIBICONV_GNU' '-I'
'./obj' '-I' './base' '-o' './obj/gxfill.o' '-c' '-save-temps' '-O2' '-v'
'-mtune=generic' '-march=pentiumpro'
/usr/libexec/gcc/i686-pc-mingw32/4.6.0/cc1.exe -fpreprocessed gxfill.i -quiet
-dumpbase gxfill.c -mno-cygwin -mtune=generic -march=pentiumpro -auxbase-strip
./obj/gxfill.o -g -O2 -Wall -Wstrict-prototypes -Wundef -Wmissing-declarations
-Wmissing-prototypes -Wwrite-strings -Wno-strict-aliasing
-Wdeclaration-after-statement -version -fno-builtin -fno-common -o gxfill.s
GNU C (GCC) version 4.6.0 20101005 (experimental) (i686-pc-mingw32)
compiled by GNU C version 4.6.0 20101005 (experimental), GMP version
5.0.0, MPFR version 2.4.2, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
GNU C (GCC) version 4.6.0 20101005 (experimental) (i686-pc-mingw32)
compiled by GNU C version 4.6.0 20101005 (experimental), GMP version
5.0.0, MPFR version 2.4.2, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: 35e82bb8e3d466cb1630a260f1560108
COLLECT_GCC_OPTIONS='-mno-cygwin' '-D' 'HAVE_HYPOT' '-D' 'HAVE_FILE64' '-D'
'HAVE_FONTCONFIG' '-D' 'HAVE_LIBIDN' '-D' 'HAVE_SETLOCALE' '-Wall'
'-Wstrict-prototypes' '-Wundef' '-Wmissing-declarations' '-Wmissing-prototypes'
'-Wwrite-strings' '-Wno-strict-aliasing' '-Wdeclaration-after-statement'
'-fno-builtin' '-fno-common' '-D' 'HAVE_STDINT_H' '-D'
'GX_COLOR_INDEX_TYPE=unsigned long long' '-g' '-D' 'USE_LIBICONV_GNU' '-I'
'./obj' '-I' './base' '-o' './obj/gxfill.o' '-c' '-save-temps' '-O2' '-v'
'-mtune=generic' '-march=pentiumpro'
/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../i686-pc-mingw32/bin/as.exe -o
./obj/gxfill.o gxfill.s
COMPILER_PATH=/usr/libexec/gcc/i686-pc-mingw32/4.6.0/:/usr/libexec/gcc/i686-pc-mingw32/4.6.0/:/usr/libexec/gcc/i686-pc-mingw32/:/usr/lib/gcc/i686-pc-mingw32/4.6.0/:/usr/lib/gcc/i686-pc-mingw32/:/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../i686-pc-mingw32/bin/
LIBRARY_PATH=/usr/lib/gcc/i686-pc-mingw32/4.6.0/:/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../../i686-pc-mingw32/lib/:/usr/lib/gcc/i686-pc-mingw32/4.6.0/../../../:/lib/:/usr/lib/
COLLECT_GCC_OPTIONS='-mno-cygwin' '-D' 'HAVE_HYPOT' '-D' 'HAVE_FILE64' '-D'
'HAVE_FONTCONFIG' '-D' 'HAVE_LIBIDN' '-D' 'HAVE_SETLOCALE' '-Wall'
'-Wstrict-prototypes' '-Wundef' '-Wmissing-declarations' '-Wmissing-prototypes'
'-Wwrite-strings' '-Wno-strict-aliasing' '-Wdeclaration-after-statement'
'-fno-builtin' '-fno-common' '-D' 'HAVE_STDINT_H' '-D'
'GX_COLOR_INDEX_TYPE=unsigned long long' '-g' '-D' 'USE_LIBICONV_GNU' '-I'
'./obj' '-I' './base' '-o' './obj/gxfill.o' '-c' '-save-temps' '-O2' '-v'
'-mtune=generic' '-march=pentiumpro'
administra...@f8g6s6d42hgdy4 /tmp/gs
$ nm -sn obj/gxfill.o
00000000 b .bss
00000000 d .data
00000000 t .text
