http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49533
Markus Trippelsdorf <markus at trippelsdorf dot de> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[4.7 regression] Firefox |[4.7 regression] Revision |profiled build issues |174989 | |(ipa-inline-transform.c) | |regressions --- Comment #7 from Markus Trippelsdorf <markus at trippelsdorf dot de> 2011-07-11 19:45:06 UTC --- Another instance of the same regression (caused by commit 7791b0eb56c3c): stellarium build (without PGO) with latest gcc crashes on exit: [Thread 0x7fffee9cb700 (LWP 16857) exited] [Thread 0x7ffff4d5a700 (LWP 16821) exited] Program received signal SIGSEGV, Segmentation fault. 0x0000000000000000 in ?? () (gdb) bt #0 0x0000000000000000 in ?? () #1 0x00007ffff6c331b1 in __run_exit_handlers (status=0, listp=0x7ffff6d594c8, run_list_atexit=true) at exit.c:78 #2 0x00007ffff6c33235 in exit (status=Unhandled dwarf expression opcode 0xf3 ) at exit.c:100 #3 0x00007ffff6c1cf89 in __libc_start_main (main=0x60b500 <main>, argc=1, ubp_av=0x7fffffffe158, init=Unhandled dwarf expression opcode 0xf3 ) at libc-start.c:258 #4 0x00000000004a2589 in _start () Reverting 7791b0eb56c3c "solves" the problem. And I guess Bug 49665 is a dup of the same issue.