https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63405
--- Comment #5 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Markus Trippelsdorf from comment #4) > (In reply to Matthias Klose from comment #3) > > you need -fstack-protector or -fstack-protector-strong to reproduce this. > > That still doesn't ICE the compiler on 4.9 branch. Just double checked and yes, even 4.9 branch is affected (even without -fstack-protector or -fstack-protector-strong). However, my system gcc-4.9 compiler works fine. Configured with: ../gcc/configure --disable-libsanitizer --disable-bootstrap --disable-libstdcxx-pch --disable-libvtv --disable-libitm --disable-libcilkrts --disable-libssp --disable-libgomp --disable-werror --disable-multilib --enable-languages=c,c++ vs. Configured with: ../gcc/configure --prefix=/usr --bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/4.9.2 --includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.2/include --datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.9.2 --mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.9.2/man --infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.9.2/info --with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.2/include/g++-v4 --host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --disable-altivec --disable-fixed-point --without-ppl --without-cloog --enable-lto --enable-nls --without-included-gettext --with-system-zlib --disable-werror --enable-initfini-array --with-gold --enable-secureplt --disable-multilib --disable-libvtv --disable-libitm --disable-libcilkrts --disable-libssp --disable-libgomp --enable-cld --with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/4.9.2/python --enable-checking=release --disable-libgcj --enable-languages=c,c++,fortran --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu --with-boot-ldflags=-Wl,-O1,--hash-style=gnu,--as-needed,--gc-sections,--icf=safe,--icf-iterations=3 --enable-version-specific-runtime-libs --disable-libstdcxx-pch --enable-libstdcxx-time=yes --with-build-config=bootstrap-lto