https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66769
--- Comment #1 from fiesh at zefix dot tv --- Sorry, the above output was for 4.9.2 on a different host, mixed up when I ran several tests. For 4.9.3: Using built-in specs. COLLECT_GCC=/usr/x86_64-pc-linux-gnu/gcc-bin/4.9.3/g++ Target: x86_64-pc-linux-gnu Configured with: /tmp/portage/sys-devel/gcc-4.9.3/work/gcc-4.9.3/configure --host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --prefix=/usr --bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/4.9.3 --includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include --datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.9.3 --mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.9.3/man --infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.9.3/info --with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include/g++-v4 --with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/4.9.3/python --enable-languages=c,c++,java,fortran --enable-obsolete --enable-secureplt --disable-werror --with-system-zlib --enable-nls --without-included-gettext --enable-checking=release --with-bugurl=https://bugs.gentoo.org/ --with-pkgversion='Gentoo 4.9.3 p1.0, pie-0.6.2' --enable-libstdcxx-time --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu --enable-multilib --with-multilib-list=m32,m64 --disable-altivec --disable-fixed-point --enable-targets=all --enable-libgomp --disable-libmudflap --disable-libssp --disable-libcilkrts --enable-lto --without-cloog --enable-libsanitizer Thread model: posix gcc version 4.9.3 (Gentoo 4.9.3 p1.0, pie-0.6.2) COLLECT_GCC_OPTIONS='-v' '-save-temps' '-c' '-std=c++1y' '-shared-libgcc' '-mtune=generic' '-march=x86-64' /usr/libexec/gcc/x86_64-pc-linux-gnu/4.9.3/cc1plus -E -quiet -v -D_GNU_SOURCE test.cpp -mtune=generic -march=x86-64 -std=c++1y -fpch-preprocess -fstack-protector-strong -o test.ii ignoring nonexistent directory "/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/../../../../x86_64-pc-linux-gnu/include" #include "..." search starts here: #include <...> search starts here: /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include/g++-v4 /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include/g++-v4/x86_64-pc-linux-gnu /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include/g++-v4/backward /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include /usr/local/include /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/include-fixed /usr/include End of search list. COLLECT_GCC_OPTIONS='-v' '-save-temps' '-c' '-std=c++1y' '-shared-libgcc' '-mtune=generic' '-march=x86-64' /usr/libexec/gcc/x86_64-pc-linux-gnu/4.9.3/cc1plus -fpreprocessed test.ii -quiet -dumpbase test.cpp -mtune=generic -march=x86-64 -auxbase test -std=c++1y -version -fstack-protector-strong -o test.s GNU C++ (Gentoo 4.9.3 p1.0, pie-0.6.2) version 4.9.3 (x86_64-pc-linux-gnu) compiled by GNU C version 4.9.3, GMP version 5.1.3, MPFR version 3.1.2-p10, MPC version 1.0.2 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 GNU C++ (Gentoo 4.9.3 p1.0, pie-0.6.2) version 4.9.3 (x86_64-pc-linux-gnu) compiled by GNU C version 4.9.3, GMP version 5.1.3, MPFR version 3.1.2-p10, MPC version 1.0.2 GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 Compiler executable checksum: d8c2e3bc4c4ee0abaec9153cbccdd46c test.cpp: In lambda function: test.cpp:18:29: internal compiler error: Segmentation fault const auto newV = f(*iter); ^ Please submit a full bug report, with preprocessed source if appropriate. See <https://bugs.gentoo.org/> for instructions.