[Bug bootstrap/54642] bootstrap broken using clang++

[howarth at nitro dot med.uc.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54642

--- Comment #2 from Jack Howarth <howarth at nitro dot med.uc.edu> 2012-09-21 00:36:53 UTC ---
Confirmed this on a second machine at r191596. as well. The full context of the
error is...


 cd ../darwin_objdir
 make -j 1 install DESTDIR=/sw/src/fink.build/root-gcc48-4.8.0-1000
/bin/sh ../gcc-4.8-20120920/mkinstalldirs
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8
mkdir /sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib
mkdir /sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8
rm -rf
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools
/bin/sh ../../gcc-4.8-20120920/fixincludes/../mkinstalldirs
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools 
mkdir /sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec
mkdir /sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc
mkdir
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc/x86_64-apple-darwin12.2.0
mkdir
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0
mkdir
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools
/bin/sh ../../gcc-4.8-20120920/fixincludes/../mkinstalldirs
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/lib/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools/include
mkdir /sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/lib
mkdir /sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/lib/gcc
mkdir
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/lib/gcc/x86_64-apple-darwin12.2.0
mkdir
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/lib/gcc/x86_64-apple-darwin12.2.0/4.8.0
mkdir
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/lib/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools
mkdir
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/lib/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools/include
/sw/bin/ginstall -c -m 644 ../../gcc-4.8-20120920/fixincludes/README-fixinc \
     
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/lib/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools/include/README
/sw/bin/ginstall -c fixinc.sh
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools/fixinc.sh
/sw/bin/ginstall -c fixincl \
     
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools/fixincl
/sw/bin/ginstall -c mkheaders
/sw/src/fink.build/root-gcc48-4.8.0-1000/sw/lib/gcc4.8/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0/install-tools/mkheaders
g++ -c   -g -O2 -DIN_GCC   -fno-exceptions -fno-rtti -W -Wall -Wno-narrowing
-Wwrite-strings -Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
-Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common 
-DHAVE_CONFIG_H -I. -I. -I../../gcc-4.8-20120920/gcc
-I../../gcc-4.8-20120920/gcc/. -I../../gcc-4.8-20120920/gcc/../include
-I../../gcc-4.8-20120920/gcc/../libcpp/include -I/sw/include -I/sw/include 
-I../../gcc-4.8-20120920/gcc/../libdecnumber
-I../../gcc-4.8-20120920/gcc/../libdecnumber/dpd -I../libdecnumber
-DCLOOG_INT_GMP -I/sw/include -I/sw/include -I/sw/include
../../gcc-4.8-20120920/gcc/lto-symtab.c -o lto-symtab.o
clang: error: treating 'c' input as 'c++' when in C++ mode, this behavior is
deprecated
make[2]: *** [lto-symtab.o] Error 1
make[1]: *** [install-gcc] Error 2
make: *** [install] Error 2