https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68454
Bug ID: 68454 Summary: internal compiler error: Segmentation fault Product: gcc Version: unknown Status: UNCONFIRMED Severity: blocker Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: luser.droog at gmail dot com Target Milestone: --- Created attachment 36778 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36778&action=edit gcc -E -o main.cpp src/lib/xpost_main.c $ gcc -v Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-pc-cygwin/5.2.0/lto-wrapper.exe Target: x86_64-pc-cygwin Configured with: /cygdrive/i/szsz/tmpp/gcc/gcc-5.2.0-1.x86_64/src/gcc-5.2.0/configure --srcdir=/cygdrive/i/szsz/tmpp/gcc/gcc-5.2.0-1.x86_64/src/gcc-5.2.0 --prefix=/usr --exec-prefix=/usr --localstatedir=/var --sysconfdir=/etc --docdir=/usr/share/doc/gcc --htmldir=/usr/share/doc/gcc/html -C --build=x86_64-pc-cygwin --host=x86_64-pc-cygwin --target=x86_64-pc-cygwin --without-libiconv-prefix --without-libintl-prefix --libexecdir=/usr/lib --enable-shared --enable-shared-libgcc --enable-static --enable-version-specific-runtime-libs --enable-bootstrap --enable-__cxa_atexit --with-dwarf2 --with-tune=generic --enable-languages=ada,c,c++,fortran,lto,objc,obj-c++ --enable-graphite --enable-threads=posix --enable-libatomic --enable-libgomp --disable-libitm --enable-libquadmath --enable-libquadmath-support --enable-libssp --enable-libada --enable-libgcj-sublibs --disable-java-awt --disable-symvers --with-ecj-jar=/usr/share/java/ecj.jar --with-gnu-ld --with-gnu-as --with-cloog-include=/usr/include/cloog-isl --without-libiconv-prefix --without-libintl-prefix --with-system-zlib --enable-linker-build-id Thread model: posix gcc version 5.2.0 (GCC) FWIW I got the same error from the 4.9.2-3 release. Here's my complete session, from a fresh clone of the git to the error. josh@LAPTOP-ILO10OOF ~ $ git clone https://github.com/luser-dr00g/xpost.git Cloning into 'xpost'... remote: Counting objects: 7988, done. remote: Total 7988 (delta 0), reused 0 (delta 0), pack-reused 7988 Receiving objects: 100% (7988/7988), 1.38 MiB | 58.00 KiB/s, done. Resolving deltas: 100% (5880/5880), done. Checking connectivity... done. josh@LAPTOP-ILO10OOF ~ $ cd xpost josh@LAPTOP-ILO10OOF ~/xpost $ ./autogen.sh autoreconf-2.69: Entering directory `.' autoreconf-2.69: configure.ac: not using Gettext autoreconf-2.69: running: aclocal --force -I m4 autoreconf-2.69: configure.ac: tracing autoreconf-2.69: running: libtoolize --copy --force libtoolize: putting auxiliary files in '.'. libtoolize: copying file './ltmain.sh' libtoolize: putting macros in AC_CONFIG_MACRO_DIRS, 'm4'. libtoolize: copying file 'm4/libtool.m4' libtoolize: copying file 'm4/ltoptions.m4' libtoolize: copying file 'm4/ltsugar.m4' libtoolize: copying file 'm4/ltversion.m4' libtoolize: copying file 'm4/lt~obsolete.m4' autoreconf-2.69: running: /usr/bin/autoconf-2.69 --force autoreconf-2.69: running: /usr/bin/autoheader-2.69 --force autoreconf-2.69: running: automake --add-missing --copy --force-missing Unescaped left brace in regex is deprecated, passed through in regex; marked by <-- HERE in m/\${ <-- HERE ([^ \t=:+{}]+)}/ at /usr/bin/automake-1.14 line 3930. configure.ac:16: installing './compile' configure.ac:21: installing './config.guess' configure.ac:21: installing './config.sub' configure.ac:18: installing './install-sh' configure.ac:18: installing './missing' Makefile.am: installing './depcomp' autoreconf-2.69: Leaving directory `.' configure: creating cache config.cache checking for gcc... gcc checking whether the C compiler works... yes checking for C compiler default output file name... a.exe checking for suffix of executables... .exe checking whether we are cross compiling... no checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ISO C89... none needed checking whether gcc understands -c and -o together... yes checking how to run the C preprocessor... gcc -E checking for grep that handles long lines and -e... /usr/bin/grep checking for egrep... /usr/bin/grep -E checking for ANSI C header files... yes checking for sys/types.h... yes checking for sys/stat.h... yes checking for stdlib.h... yes checking for string.h... yes checking for memory.h... yes checking for strings.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for unistd.h... yes checking minix/config.h usability... no checking minix/config.h presence... no checking for minix/config.h... no checking whether it is safe to define __EXTENSIONS__... yes checking for a BSD-compatible install... /usr/bin/install -c checking whether build environment is sane... yes /bin/sh: /home/josh/missing: No such file or directory configure: WARNING: 'missing' script is too old or missing checking for a thread-safe mkdir -p... /usr/bin/mkdir -p checking for gawk... gawk checking whether make sets $(MAKE)... yes checking for style of include used by make... GNU checking whether make supports nested variables... yes checking dependency style of gcc... gcc3 checking whether make supports nested variables... (cached) yes checking build system type... x86_64-unknown-cygwin checking host system type... x86_64-unknown-cygwin checking how to print strings... printf checking for a sed that does not truncate output... /usr/bin/sed checking for fgrep... /usr/bin/grep -F checking for ld used by gcc... /usr/x86_64-pc-cygwin/bin/ld.exe checking if the linker (/usr/x86_64-pc-cygwin/bin/ld.exe) is GNU ld... yes checking for BSD- or MS-compatible name lister (nm)... /usr/bin/nm -B checking the name lister (/usr/bin/nm -B) interface... BSD nm checking whether ln -s works... yes checking the maximum length of command line arguments... 8192 checking how to convert x86_64-unknown-cygwin file names to x86_64-unknown-cygwin format... func_convert_file_noop checking how to convert x86_64-unknown-cygwin file names to toolchain format... func_convert_file_noop checking for /usr/x86_64-pc-cygwin/bin/ld.exe option to reload object files... -r checking for objdump... objdump checking how to recognize dependent libraries... file_magic ^x86 archive import|^x86 DLL checking for dlltool... dlltool checking how to associate runtime and link libraries... func_cygming_dll_for_implib checking for ar... ar checking for archiver @FILE support... @ checking for strip... strip checking for ranlib... ranlib checking command to parse /usr/bin/nm -B output from gcc object... ok checking for sysroot... no checking for a working dd... /usr/bin/dd checking how to truncate binary pipes... /usr/bin/dd bs=4096 count=1 checking for mt... no checking if : is a manifest tool... no checking for dlfcn.h... yes checking for as... as checking for dlltool... (cached) dlltool checking for objdump... (cached) objdump checking for objdir... .libs checking if gcc supports -fno-rtti -fno-exceptions... no checking for gcc option to produce PIC... -DDLL_EXPORT -DPIC checking if gcc PIC flag -DDLL_EXPORT -DPIC works... yes checking if gcc static flag -static works... yes checking if gcc supports -c -o file.o... yes checking if gcc supports -c -o file.o... (cached) yes checking whether the gcc linker (/usr/x86_64-pc-cygwin/bin/ld.exe) supports shared libraries... yes checking whether -lc should be explicitly linked in... yes checking dynamic linker characteristics... Win32 ld.exe checking how to hardcode library paths into programs... immediate checking whether stripping libraries is possible... yes checking if libtool supports shared libraries... yes checking whether to build shared libraries... yes checking whether to build static libraries... yes checking for gcc option to accept ISO C99... none needed checking for pkg-config... /usr/bin/pkg-config checking pkg-config is at least version 0.9.0... yes checking for doxygen... doxygen checking for splint... splint checking for wc... wc checking for life_signs in -lKenny... no Oh my god, they killed Kenny! You bastards! checking for XPOST_LIB... yes checking whether tests are built... no checking for mass_quantities_of_bass_ale in -lFridge... no checking for mass_quantities_of_any_ale in -lFridge... no Warning: No ales were found in your refrigerator. We highly suggest that you rectify this situation immediately. checking whether to enable assertions... yes checking whether time.h and sys/time.h may both be included... yes checking POSIX termios... yes checking sys/mman.h usability... yes checking sys/mman.h presence... yes checking for sys/mman.h... yes checking libgen.h usability... yes checking libgen.h presence... yes checking for libgen.h... yes checking for unistd.h... (cached) yes checking signal.h usability... yes checking signal.h presence... yes checking for signal.h... yes checking sys/select.h usability... yes checking sys/select.h presence... yes checking for sys/select.h... yes checking whether the C compiler supports -Wall -Wextra -Wshadow -Wdeclaration-after-statement -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith -Wno-missing-field-initializers -Winline... yes checking whether the linker supports -fdata-sections -ffunction-sections... yes checking whether the C compiler supports -Wall -Wextra -Wshadow -Wdeclaration-after-statement -Wmissing-prototypes -Wpointer-arith -Wno-missing-field-initializers -Winline... yes checking whether the linker supports -fdata-sections -ffunction-sections... yes checking for size_t... yes checking for working alloca.h... yes checking for alloca... yes checking for gettimeofday... yes checking for dirname... yes checking for sigaction... yes checking for buckets_of_erogenous_nym... no checking whether _SC_PAGESIZE is available with sysconf()... yes checking for buttox... no checking for mmap... yes checking for mremap... no configure: updating cache config.cache checking that generated files are newer than configure... done configure: creating ./config.status config.status: creating Makefile config.status: creating config.h config.status: executing depfiles commands config.status: executing libtool commands xpost 0.0.1 Configuration Options Summary: OS...................: cygwin mmap support.........: yes (mremap: no) Freetype support.....: yes Fontconfig support...: yes Devices: PGM image..........: always XCB................: yes Win32..............: no Documentation........: yes (make doc) splint...............: yes (make splint) wc...................: yes (make count) Tests................: no Valgrind.............: no Compilation............: make (or gmake) CPPFLAGS.............: CFLAGS...............: -g -O2 LDFLAGS..............: Installation...........: make install (as root if needed, with 'su' or 'sudo') prefix...............: /usr/local josh@LAPTOP-ILO10OOF ~/xpost $ make make all-am make[1]: Entering directory '/home/josh/xpost' CC src/lib/src_lib_libxpost_la-xpost_array.lo CC src/lib/src_lib_libxpost_la-xpost_compat.lo CC src/lib/src_lib_libxpost_la-xpost_context.lo CC src/lib/src_lib_libxpost_la-xpost_dev_bgr.lo src/lib/xpost_dev_bgr.c: In function ‘_emit’: src/lib/xpost_dev_bgr.c:286:9: warning: variable ‘height’ set but not used [-Wunused-but-set-variable] int height; ^ src/lib/xpost_dev_bgr.c:285:9: warning: variable ‘stride’ set but not used [-Wunused-but-set-variable] int stride; ^ CC src/lib/src_lib_libxpost_la-xpost_dev_raster.lo src/lib/xpost_dev_raster.c: In function ‘_emit’: src/lib/xpost_dev_raster.c:371:9: warning: variable ‘height’ set but not used [-Wunused-but-set-variable] int height; ^ src/lib/xpost_dev_raster.c:370:9: warning: variable ‘stride’ set but not used [-Wunused-but-set-variable] int stride; ^ CC src/lib/src_lib_libxpost_la-xpost_dev_generic.lo CC src/lib/src_lib_libxpost_la-xpost_dict.lo CC src/lib/src_lib_libxpost_la-xpost_error.lo CC src/lib/src_lib_libxpost_la-xpost_file.lo CC src/lib/src_lib_libxpost_la-xpost_font.lo src/lib/xpost_font.c: In function ‘xpost_font_face_transform’: src/lib/xpost_font.c:232:15: warning: variable ‘pen’ set but not used [-Wunused-but-set-variable] FT_Vector pen; ^ CC src/lib/src_lib_libxpost_la-xpost_free.lo CC src/lib/src_lib_libxpost_la-xpost_garbage.lo CC src/lib/src_lib_libxpost_la-xpost_interpreter.lo src/lib/xpost_interpreter.c: In function ‘xpost_create’: src/lib/xpost_interpreter.c:1076:50: warning: unused parameter ‘set_size’ [-Wunused-parameter] Xpost_Set_Size set_size, ^ src/lib/xpost_interpreter.c:1077:39: warning: unused parameter ‘width’ [-Wunused-parameter] int width, ^ src/lib/xpost_interpreter.c:1078:39: warning: unused parameter ‘height’ [-Wunused-parameter] int height) ^ CC src/lib/src_lib_libxpost_la-xpost_log.lo CC src/lib/src_lib_libxpost_la-xpost_main.lo src/lib/xpost_main.c: In function ‘xpost_init’: src/lib/xpost_main.c:114:5: internal compiler error: Segmentation fault _xpost_start_time = tv.tv_sec * 1000 + tv.tv_usec / 1000.0; ^ Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. Makefile:1206: recipe for target 'src/lib/src_lib_libxpost_la-xpost_main.lo' failed make[1]: *** [src/lib/src_lib_libxpost_la-xpost_main.lo] Error 1 make[1]: Leaving directory '/home/josh/xpost' Makefile:739: recipe for target 'all' failed make: *** [all] Error 2 josh@LAPTOP-ILO10OOF ~/xpost $ Not sure how to produce the "complete preprocessed source" described (vaguely IMO) in https://gcc.gnu.org/bugs/ but I'll attach the `gcc -E` output of the xpost_main.c source file where it choked.