http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49830
Summary: [4.7 regression] m68k-linux bootstrap failure due to
ICE in dwarf2out_notice_stack_adjust
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: mi...@it.uu.se
Created attachment 24819
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24819
reduced test case, ICEs with -O -g
gcc-4.7-20110723 fails to build on m68k-linux with:
/tmp/objdir/./gcc/xgcc -B/tmp/objdir/./gcc/
-B/home/mikpe/pkgs/linux-x86/cross-m68k/m68k-unknown-linux/bin/
-B/home/mikpe/pkgs/linux-x86/cross-m68k/m68k-unknown-linux/lib/ -isystem
/home/mikpe/pkgs/linux-x86/cross-m68k/m68k-unknown-linux/include -isystem
/home/mikpe/pkgs/linux-x86/cross-m68k/m68k-unknown-linux/sys-include -g -O2
-O2 -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wwrite-strings
-Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -fPIC -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -fbuilding-libgcc
-fno-stack-protector -Dinhibit_libc -I. -I. -I../.././gcc
-I/tmp/gcc-4.7-20110723/libgcc -I/tmp/gcc-4.7-20110723/libgcc/.
-I/tmp/gcc-4.7-20110723/libgcc/../gcc -I/tmp/gcc-4.7-20110723/libgcc/../include
-DHAVE_CC_TLS -o _fixsfdi.o -MT _fixsfdi.o -MD -MP -MF _fixsfdi.dep
-DL_fixsfdi -c /tmp/gcc-4.7-20110723/libgcc/../gcc/libgcc2.c \
-fvisibility=hidden -DHIDE_EXPORTS
/tmp/gcc-4.7-20110723/libgcc/../gcc/libgcc2.c: In function '__fixsfdi':
/tmp/gcc-4.7-20110723/libgcc/../gcc/libgcc2.c:1393:1: internal compiler error:
in dwarf2out_notice_stack_adjust, at dwarf2cfi.c:1012
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
make[2]: *** [_fixsfdi.o] Error 1
make[2]: Leaving directory `/tmp/objdir/m68k-unknown-linux/libgcc'
make[1]: *** [all-target-libgcc] Error 2
make[1]: Leaving directory `/tmp/objdir'
make: *** [all] Error 2
4.7-20110716 built fine.
