https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67907
Bug ID: 67907 Summary: regression: internal compiler error: Segmentation fault Product: gcc Version: 4.9.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: tropikhajma at gmail dot com Target Milestone: --- Created attachment 36470 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36470&action=edit preprocessed source cc1 crashes when building a piece of android. It only crashes with -On specified, it passes when without optimization. Also any previous version of gcc in the system (4.8.4, 4.7.4) does not exhibit this problem. This is on an uptodate Debian Jessie, amd64 hajma@chrastavec:~/android/system-ics$ gcc --version gcc (Debian 4.9.2-10) 4.9.2 Copyright (C) 2014 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. hajma@chrastavec:~/android/system-ics$ /usr/lib/gcc/x86_64-linux-gnu/4.9/cc1 /tmp/a.i -O1 __bswap_32 __bswap_64 gnu_dev_major gnu_dev_minor gnu_dev_makedev stat lstat fstat fstatat mknod mknodat __strcspn_c1 __strcspn_c2 __strcspn_c3 __strspn_c1 __strspn_c2 __strspn_c3 __strpbrk_c2 __strpbrk_c3 __strtok_r_1c __strsep_1c __strsep_2c __strsep_3c atoi atol atoll bsearch atof vprintf getchar fgetc_unlocked getc_unlocked getchar_unlocked putchar fputc_unlocked putc_unlocked putchar_unlocked feof_unlocked ferror_unlocked tolower toupper __cmsg_nxthdr usage print_cmdline grow_config is_defined_config define_config clear_config use_config parse_config_file strrcmp do_config_file parse_dep_file print_deps traps main Analyzing compilation unit Performing interprocedural optimizations <*free_lang_data> <visibility> <early_local_cleanups> <*free_inline_summary> <whole-program> <profile_estimate> <inline> <pure-const> <static-var>Assembling functions: define_config /home/hajma/android/system-ics/kernel/semc/msm7x30/scripts/basic/fixdep.c: In function ‘define_config’: /home/hajma/android/system-ics/kernel/semc/msm7x30/scripts/basic/fixdep.c:188:1: internal compiler error: Segmentation fault } ^ Please submit a full bug report, with preprocessed source if appropriate. See <file:///usr/share/doc/gcc-4.9/README.Bugs> for instructions.