http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55419
Bug #: 55419 Summary: internal compiler error: in gimplify_init_ctor_preeval, at gimplify.c:3587 Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassig...@gcc.gnu.org ReportedBy: jasongross9+bugzi...@gmail.com Created attachment 28745 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28745 intermediate .ii file from g++ I get the following output from g++, and it creates the attached .ii file Using built-in specs. COLLECT_GCC=/afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/g++ Target: x86_64-unknown-linux-gnu Configured with: ./configure --prefix=/afs/csail/proj/courses/6.172/gcc-cilkplus --enable-languages=c,c++ Thread model: posix gcc version 4.8.0 20120618 (experimental) (GCC) COLLECT_GCC_OPTIONS='-std=c++11' '-v' '-save-temps' '-c' '-o' 'fen.o' '-shared-libgcc' '-mtune=generic' '-march=x86-64' /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../libexec/gcc/x86_64-unknown-linux-gnu/4.8.0/cc1plus -E -quiet -v -iprefix /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/ -D_GNU_SOURCE fen.cpp -mtune=generic -march=x86-64 -std=c++11 -fpch-preprocess -o fen.ii ignoring nonexistent directory "/afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../x86_64-unknown-linux-gnu/include" ignoring duplicate directory "/afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/../../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../include/c++/4.8.0" ignoring duplicate directory "/afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/../../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../include/c++/4.8.0/x86_64-unknown-linux-gnu" ignoring duplicate directory "/afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/../../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../include/c++/4.8.0/backward" ignoring duplicate directory "/afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/../../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/include" ignoring duplicate directory "/afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/../../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/include-fixed" ignoring nonexistent directory "/afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/../../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../x86_64-unknown-linux-gnu/include" #include "..." search starts here: #include <...> search starts here: /opt/intel/composer_xe_2013.0.079/mkl/include /opt/intel/composer_xe_2013.0.079/tbb/include /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../include/c++/4.8.0 /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../include/c++/4.8.0/x86_64-unknown-linux-gnu /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/../../../../include/c++/4.8.0/backward /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/include /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.8.0/include-fixed /usr/local/include /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../lib/gcc/../../include /usr/include End of search list. COLLECT_GCC_OPTIONS='-std=c++11' '-v' '-save-temps' '-c' '-o' 'fen.o' '-shared-libgcc' '-mtune=generic' '-march=x86-64' /afs/csail.mit.edu/proj/courses/6.172/gcc-cilkplus/bin/../libexec/gcc/x86_64-unknown-linux-gnu/4.8.0/cc1plus -fpreprocessed fen.ii -quiet -dumpbase fen.cpp -mtune=generic -march=x86-64 -auxbase-strip fen.o -std=c++11 -version -o fen.s GNU C++ (GCC) version 4.8.0 20120618 (experimental) (x86_64-unknown-linux-gnu) compiled by GNU C version 4.8.0 20120618 (experimental), GMP version 5.0.2, MPFR version 3.1.0, MPC version 0.9 warning: GMP header version 5.0.2 differs from library version 4.3.2. warning: MPFR header version 3.1.0 differs from library version 3.0.0-p3. warning: MPC header version 0.9 differs from library version 0.8.2. GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 GNU C++ (GCC) version 4.8.0 20120618 (experimental) (x86_64-unknown-linux-gnu) compiled by GNU C version 4.8.0 20120618 (experimental), GMP version 5.0.2, MPFR version 3.1.0, MPC version 0.9 warning: GMP header version 5.0.2 differs from library version 4.3.2. warning: MPFR header version 3.1.0 differs from library version 3.0.0-p3. warning: MPC header version 0.9 differs from library version 0.8.2. GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096 Compiler executable checksum: 9140df29c77763bd28b47359117a6952 fen.cpp: In function ‘int fen_to_pos(position_t*, const char*)’: fen.cpp:329:10: internal compiler error: in gimplify_init_ctor_preeval, at gimplify.c:3587 *p = {}; // gcc_workaround; ^ Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. Apologies for the large document; I haven't had time to try to construct a smaller test case. The following is a workaround for the code: position_t gcc_workaround = {}; *p = gcc_workaround;