http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49584
Summary: [4.4.7 regression] bootstrap failure on m68k-linux: segfault compiling _muldi3 Product: gcc Version: 4.4.7 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap AssignedTo: unassig...@gcc.gnu.org ReportedBy: mi...@it.uu.se gcc-4.4-20110628 fails to bootstrap on m68k-linux: Checking multilib configuration for libgcc... make[3]: Entering directory `/mnt/scratch/objdir44/m68k-unknown-linux-gnu/libgcc' # If this is the top-level multilib, build all the other # multilibs. /mnt/scratch/objdir44/./gcc/xgcc -B/mnt/scratch/objdir44/./gcc/ -B/mnt/scratch/install44/m68k-unknown-linux-gnu/bin/ -B/mnt/scratch/install44/m68k-unknown-linux-gnu/lib/ -isystem /mnt/scratch/install44/m68k-unknown-linux-gnu/include -isystem /mnt/scratch/install44/m68k-unknown-linux-gnu/sys-include -g -O2 -O2 -g -O2 -DIN_GCC -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wcast-qual -Wold-style-definition -isystem ./include -fPIC -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -I. -I. -I../.././gcc -I/mnt/scratch/gcc-4.4-20110621/libgcc -I/mnt/scratch/gcc-4.4-20110621/libgcc/. -I/mnt/scratch/gcc-4.4-20110621/libgcc/../gcc -I/mnt/scratch/gcc-4.4-20110621/libgcc/../include -DHAVE_CC_TLS -o _muldi3.o -MT _muldi3.o -MD -MP -MF _muldi3.dep -DL_muldi3 -c /mnt/scratch/gcc-4.4-20110621/libgcc/../gcc/libgcc2.c \ -fvisibility=hidden -DHIDE_EXPORTS In file included from /mnt/scratch/gcc-4.4-20110621/libgcc/../gcc/tsystem.h:44, from /mnt/scratch/gcc-4.4-20110621/libgcc/../gcc/libgcc2.c:29: /mnt/scratch/objdir44/./gcc/include/stddef.h:149: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. make[3]: *** [_muldi3.o] Error 1 make[3]: Leaving directory `/mnt/scratch/objdir44/m68k-unknown-linux-gnu/libgcc' make[2]: *** [all-stage1-target-libgcc] Error 2 make[2]: Leaving directory `/mnt/scratch/objdir44' make[1]: *** [stage1-bubble] Error 2 make[1]: Leaving directory `/mnt/scratch/objdir44' make: *** [all] Error 2 The previous weekly snapshot, 4.4-20110621, bootstrapped fine. I wasn't able to reproduce the error with 4.4-20110628 is built as a cross hosted on i686-linux, so I suspect a miscompilation in stage2 or stage3. I'll try a new bootstrap with r175603 reverted.