http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56798
--- Comment #3 from Vincent <vchou79 at gmail dot com> 2013-04-01 03:54:17 UTC --- Started with http://gcc.gnu.org/viewcvs/gcc?view=revision&revision=197234 bash-4.1$ /home/slave/build/gcc/bld_gcc/./gcc/xgcc -shared-libgcc -B/home/slave/build/gcc/bld_gcc/./gcc -nostdinc++ -L/home/slave/build/gcc/bld_gcc/x86_64-w64-mingw32/32/libstdc++-v3/src -L/home/slave/build/gcc/bld_gcc/x86_64-w64-mingw32/32/libstdc++-v3/src/.libs -L/home/slave/local/xmingw-4_9-trunk-w64-seh/x86_64-w64-mingw32/lib -L/home/slave/local/xmingw-4_9-trunk-w64-seh/mingw/lib -isystem /home/slave/local/xmingw-4_9-trunk-w64-seh/x86_64-w64-mingw32/include -isystem /home/slave/local/xmingw-4_9-trunk-w64-seh/mingw/include -B/home/slave/local/xmingw-4_9-trunk-w64-seh/x86_64-w64-mingw32/bin/ -B/home/slave/local/xmingw-4_9-trunk-w64-seh/x86_64-w64-mingw32/lib/ -isystem /home/slave/local/xmingw-4_9-trunk-w64-seh/x86_64-w64-mingw32/include -isystem /home/slave/local/xmingw-4_9-trunk-w64-seh/x86_64-w64-mingw32/sys-include -m32 -I/home/slave/build/gcc/gcc-4_9-trunk/libstdc++-v3/../libgcc -I/home/slave/build/gcc/bld_gcc/x86_64-w64-mingw32/32/libstdc++-v3/include/x86_64-w64-mingw32 -I/home/slave/build/gcc/bld_gcc/x86_64-w64-mingw32/32/libstdc++-v3/include -I/home/slave/build/gcc/gcc-4_9-trunk/libstdc++-v3/libsupc++ -fno-implicit-templates -Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi -fdiagnostics-show-location=once -ffunction-sections -fdata-sections -frandom-seed=complex_io.lo -g -O2 -m32 -fno-function-sections -fno-data-sections -c /home/slave/build/gcc/gcc-4_9-trunk/libstdc++-v3/src/c++98/complex_io.cc -o complex_io.o In file included from /home/slave/build/gcc/gcc-4_9-trunk/libstdc++-v3/src/c++98/complex_io.cc:25:0: /home/slave/build/gcc/bld_gcc/x86_64-w64-mingw32/32/libstdc++-v3/include/complex: In function 'std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::complex<_Tp>&) [with _Tp = float; _CharT = char; _Traits = std::char_traits<char>]': /home/slave/build/gcc/bld_gcc/x86_64-w64-mingw32/32/libstdc++-v3/include/complex:532:5: internal compiler error: in make_edges, at cfgbuild.c:312 } ^ 0xb4bda0 make_edges ../../gcc-4_9-trunk/gcc/cfgbuild.c:312 0xb4bda0 find_many_sub_basic_blocks(simple_bitmap_def*) ../../gcc-4_9-trunk/gcc/cfgbuild.c:619 0x58f6ab break_superblocks() ../../gcc-4_9-trunk/gcc/cfgrtl.c:3781 0x612e00 finish_eh_generation() ../../gcc-4_9-trunk/gcc/except.c:1454 0x582586 gimple_expand_cfg ../../gcc-4_9-trunk/gcc/cfgexpand.c:4773 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <http://gcc.gnu.org/bugs.html> for instructions.