Failing config.log from brew install --debug gcc (/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/x86_64-apple-darwin11.4.0/libgcc/config.log)

config.log

This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.

It was created by GNU C Runtime Library configure 1.0, which was
generated by GNU Autoconf 2.64.  Invocation command line was

  $ /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/libgcc/configure --cache-file=./config.cache --prefix=/usr/local/Cellar/gcc/4.7.0/gcc --datarootdir=/usr/local/Cellar/gcc/4.7.0/share --bindir=/usr/local/Cellar/gcc/4.7.0/bin --with-gmp=/usr/local/Cellar/gmp/5.0.5 --with-mpfr=/usr/local/Cellar/mpfr/3.1.0 --with-mpc=/usr/local/Cellar/libmpc/0.9 --with-system-zlib --enable-stage1-checking --enable-plugin --enable-lto --disable-multilib --disable-nls --enable-languages=c,c++,lto --program-transform-name=s&$&-4.7& --disable-option-checking --with-target-subdir=x86_64-apple-darwin11.4.0 --build=x86_64-apple-darwin11.4.0 --host=x86_64-apple-darwin11.4.0 --target=x86_64-apple-darwin11.4.0 --srcdir=../../../libgcc --disable-intermodule --enable-checking=yes --disable-coverage --enable-languages=c,c++,lto

## --------- ##
## Platform. ##
## --------- ##

hostname = denbook.local
uname -m = x86_64
uname -r = 11.4.0
uname -s = Darwin
uname -v = Darwin Kernel Version 11.4.0: Mon Apr  9 19:32:15 PDT 2012; root:xnu-1699.26.8~1/RELEASE_X86_64

/usr/bin/uname -p = i386
/bin/uname -X     = unknown

/bin/arch              = unknown
/usr/bin/arch -k       = unknown
/usr/convex/getsysinfo = unknown
/usr/bin/hostinfo      = Mach kernel version:
	 Darwin Kernel Version 11.4.0: Mon Apr  9 19:32:15 PDT 2012; root:xnu-1699.26.8~1/RELEASE_X86_64
Kernel configured for up to 4 processors.
2 processors are physically available.
4 processors are logically available.
Processor type: i486 (Intel 80486)
Processors active: 0 1 2 3
Primary memory available: 4.00 gigabytes
Default processor set: 165 tasks, 779 threads, 4 processors
Load average: 3.28, Mach factor: 1.33
/bin/machine           = unknown
/usr/bin/oslevel       = unknown
/bin/universe          = unknown

PATH: /usr/local/bin
PATH: /usr/local/sbin
PATH: /usr/local/share/python
PATH: /Users/gentry/.rvm/gems/ruby-1.9.3-p125/bin
PATH: /Users/gentry/.rvm/gems/ruby-1.9.3-p125@global/bin
PATH: /Users/gentry/.rvm/rubies/ruby-1.9.3-p125/bin
PATH: /Users/gentry/.rvm/bin
PATH: /usr/bin
PATH: /bin
PATH: /usr/sbin
PATH: /sbin
PATH: /usr/X11/bin
PATH: /Users/gentry/.cabal/bin
PATH: /opt/local/bin
PATH: /opt/local/sbin
PATH: /usr/local/Library/Contributions/cmds
PATH: /usr/local/Library/Contributions/cmds


## ----------- ##
## Core tests. ##
## ----------- ##

configure:2042: creating cache ./config.cache
configure:2207: checking build system type
configure:2221: result: x86_64-apple-darwin11.4.0
configure:2241: checking host system type
configure:2254: result: x86_64-apple-darwin11.4.0
configure:2352: checking for --enable-version-specific-runtime-libs
configure:2365: result: no
configure:2413: checking for a BSD-compatible install
configure:2481: result: /usr/bin/install -c
configure:2497: checking for gawk
configure:2524: result: awk
configure:2624: checking for x86_64-apple-darwin11.4.0-ar
configure:2651: result: ar
configure:2716: checking for x86_64-apple-darwin11.4.0-lipo
configure:2743: result: lipo
configure:2808: checking for x86_64-apple-darwin11.4.0-nm
configure:2835: result: /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/nm
configure:2900: checking for x86_64-apple-darwin11.4.0-ranlib
configure:2927: result: ranlib
configure:2992: checking for x86_64-apple-darwin11.4.0-strip
configure:3019: result: strip
configure:3081: checking whether ln -s works
configure:3085: result: yes
configure:3102: checking for x86_64-apple-darwin11.4.0-gcc
configure:3129: result: /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include   
configure:3398: checking for C compiler version
configure:3407: /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include    --version >&5
xgcc (GCC) 4.7.0
Copyright (C) 2012 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

configure:3418: $? = 0
configure:3407: /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include    -v >&5
Reading specs from /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/specs
COLLECT_GCC=/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc
COLLECT_LTO_WRAPPER=/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/lto-wrapper
Target: x86_64-apple-darwin11.4.0
Configured with: ../configure --enable-languages=c --prefix=/usr/local/Cellar/gcc/4.7.0/gcc --datarootdir=/usr/local/Cellar/gcc/4.7.0/share --bindir=/usr/local/Cellar/gcc/4.7.0/bin --program-suffix=-4.7 --with-gmp=/usr/local/Cellar/gmp/5.0.5 --with-mpfr=/usr/local/Cellar/mpfr/3.1.0 --with-mpc=/usr/local/Cellar/libmpc/0.9 --with-system-zlib --enable-stage1-checking --enable-plugin --enable-lto --disable-multilib --disable-nls
Thread model: posix
gcc version 4.7.0 (GCC) 
configure:3418: $? = 0
configure:3407: /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include    -V >&5
xgcc: error: unrecognized command line option '-V'
xgcc: fatal error: no input files
compilation terminated.
configure:3418: $? = 1
configure:3407: /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include    -qversion >&5
xgcc: error: unrecognized command line option '-qversion'
xgcc: fatal error: no input files
compilation terminated.
configure:3418: $? = 1
configure:3434: /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include    -o conftest -g -Os -w -pipe -march=native -Qunused-arguments -m64   conftest.c  >&5
xgcc: error: unrecognized command line option '-Qunused-arguments'
configure:3437: $? = 1
configure:3625: checking for suffix of object files
configure:3647: /private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include    -c -g -Os -w -pipe -march=native -Qunused-arguments -m64  conftest.c >&5
xgcc: error: unrecognized command line option '-Qunused-arguments'
configure:3651: $? = 1
configure: failed program was:
| /* confdefs.h */
| #define PACKAGE_NAME "GNU C Runtime Library"
| #define PACKAGE_TARNAME "libgcc"
| #define PACKAGE_VERSION "1.0"
| #define PACKAGE_STRING "GNU C Runtime Library 1.0"
| #define PACKAGE_BUGREPORT ""
| #define PACKAGE_URL "http://www.gnu.org/software/libgcc/"
| /* end confdefs.h.  */
| 
| int
| main ()
| {
| 
|   ;
|   return 0;
| }
configure:3665: error: in `/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/x86_64-apple-darwin11.4.0/libgcc':
configure:3668: error: cannot compute suffix of object files: cannot compile
See `config.log' for more details.

## ---------------- ##
## Cache variables. ##
## ---------------- ##

ac_cv_build=x86_64-apple-darwin11.4.0
ac_cv_env_CC_set=set
ac_cv_env_CC_value='/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include   '
ac_cv_env_CFLAGS_set=set
ac_cv_env_CFLAGS_value='-g -Os -w -pipe -march=native -Qunused-arguments -m64'
ac_cv_env_CPPFLAGS_set=set
ac_cv_env_CPPFLAGS_value=
ac_cv_env_CPP_set=
ac_cv_env_CPP_value=
ac_cv_env_LDFLAGS_set=set
ac_cv_env_LDFLAGS_value=
ac_cv_env_LIBS_set=
ac_cv_env_LIBS_value=
ac_cv_env_build_alias_set=set
ac_cv_env_build_alias_value=x86_64-apple-darwin11.4.0
ac_cv_env_host_alias_set=set
ac_cv_env_host_alias_value=x86_64-apple-darwin11.4.0
ac_cv_env_target_alias_set=set
ac_cv_env_target_alias_value=x86_64-apple-darwin11.4.0
ac_cv_host=x86_64-apple-darwin11.4.0
ac_cv_prog_AR=ar
ac_cv_prog_AWK=awk
ac_cv_prog_CC='/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include   '
ac_cv_prog_LIPO=lipo
ac_cv_prog_NM=/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/nm
ac_cv_prog_RANLIB=ranlib
ac_cv_prog_STRIP=strip

## ----------------- ##
## Output variables. ##
## ----------------- ##

AR='ar'
AWK='awk'
CC='/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/xgcc -B/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/bin/ -B/usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/lib/ -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/include -isystem /usr/local/Cellar/gcc/4.7.0/gcc/x86_64-apple-darwin11.4.0/sys-include   '
CFLAGS='-g -Os -w -pipe -march=native -Qunused-arguments -m64'
CPP=''
CPPFLAGS=''
DEFS=''
ECHO_C='\c'
ECHO_N=''
ECHO_T=''
EGREP=''
EXEEXT=''
GREP=''
INSTALL_DATA='/usr/bin/install -c -m 644'
INSTALL_PROGRAM='/usr/bin/install -c'
INSTALL_SCRIPT='/usr/bin/install -c'
LDFLAGS=''
LIBOBJS=''
LIBS=''
LIPO='lipo'
LN_S='ln -s'
LTLIBOBJS=''
MAINT='#'
NM='/private/tmp/homebrew-gcc-4.7.0-IyR2/gcc-4.7.0/build/./gcc/nm'
OBJEXT=''
PACKAGE_BUGREPORT=''
PACKAGE_NAME='GNU C Runtime Library'
PACKAGE_STRING='GNU C Runtime Library 1.0'
PACKAGE_TARNAME='libgcc'
PACKAGE_URL='http://www.gnu.org/software/libgcc/'
PACKAGE_VERSION='1.0'
PATH_SEPARATOR=':'
PICFLAG='-fno-common'
RANLIB='ranlib'
SHELL='/bin/sh'
STRIP='strip'
ac_ct_CC=''
asm_hidden_op=''
bindir='/usr/local/Cellar/gcc/4.7.0/bin'
build='x86_64-apple-darwin11.4.0'
build_alias='x86_64-apple-darwin11.4.0'
build_cpu='x86_64'
build_libsubdir='build-x86_64-apple-darwin11.4.0'
build_os='darwin11.4.0'
build_subdir='build-x86_64-apple-darwin11.4.0'
build_vendor='apple'
cpu_type=''
datadir='${datarootdir}'
datarootdir='/usr/local/Cellar/gcc/4.7.0/share'
decimal_float=''
docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
double_type_size=''
dvidir='${docdir}'
enable_decimal_float=''
enable_shared='yes'
exec_prefix='NONE'
extra_parts=''
fixed_point=''
host='x86_64-apple-darwin11.4.0'
host_alias='x86_64-apple-darwin11.4.0'
host_cpu='x86_64'
host_noncanonical='x86_64-apple-darwin11.4.0'
host_os='darwin11.4.0'
host_subdir='.'
host_vendor='apple'
htmldir='${docdir}'
includedir='${prefix}/include'
infodir='${datarootdir}/info'
libdir='${exec_prefix}/lib'
libexecdir='${exec_prefix}/libexec'
libgcc_topdir='../../../libgcc/..'
localedir='${datarootdir}/locale'
localstatedir='${prefix}/var'
long_double_type_size=''
mandir='${datarootdir}/man'
oldincludedir='/usr/include'
pdfdir='${docdir}'
prefix='/usr/local/Cellar/gcc/4.7.0/gcc'
program_transform_name='s&$&-4.7&'
psdir='${docdir}'
sbindir='${exec_prefix}/sbin'
set_have_cc_tls=''
set_use_emutls=''
sfp_machine_header=''
sharedstatedir='${prefix}/com'
slibdir='$(libdir)'
sysconfdir='${prefix}/etc'
target_alias='x86_64-apple-darwin11.4.0'
target_noncanonical='x86_64-apple-darwin11.4.0'
target_subdir='x86_64-apple-darwin11.4.0'
tm_defines=''
tm_file=''
tmake_file=''
toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
toolexeclibdir='$(libdir)'
vis_hide=''

## ----------- ##
## confdefs.h. ##
## ----------- ##

/* confdefs.h */
#define PACKAGE_NAME "GNU C Runtime Library"
#define PACKAGE_TARNAME "libgcc"
#define PACKAGE_VERSION "1.0"
#define PACKAGE_STRING "GNU C Runtime Library 1.0"
#define PACKAGE_BUGREPORT ""
#define PACKAGE_URL "http://www.gnu.org/software/libgcc/"

configure: exit 1