[Bug bootstrap/44226] New: [4.6 regression] Failed to bootstrap

[hjl dot tools at gmail dot com]

On Linux/ia64, revision 159650 gave

/export/gnu/import/svn/gcc-test/bld/./gcc/xgcc
-B/export/gnu/import/svn/gcc-test/bld/./gcc/
-B/usr/local/ia64-unknown-linux-gnu/bin/
-B/usr/local/ia64-unknown-linux-gnu/lib/ -isystem
/usr/local/ia64-unknown-linux-gnu/include -isystem
/usr/local/ia64-unknown-linux-gnu/sys-include    -g -O2 -O2  -g -O2 -DIN_GCC  
-DUSE_LIBUNWIND_EXCEPTIONS -W -Wall -Wwrite-strings -Wcast-qual
-Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition  -isystem
./include  -fPIC -DUSE_GAS_SYMVER -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2
-D__GCC_FLOAT_NOT_NEEDED   -I. -I. -I../.././gcc -I../../../src-trunk/libgcc
-I../../../src-trunk/libgcc/. -I../../../src-trunk/libgcc/../gcc
-I../../../src-trunk/libgcc/../include  -DHAVE_CC_TLS  -o _negdi2.o -MT
_negdi2.o -MD -MP -MF _negdi2.dep -DL_negdi2 -c
../../../src-trunk/libgcc/../gcc/libgcc2.c \
          -fvisibility=hidden -DHIDE_EXPORTS
../../../src-trunk/libgcc/../gcc/libgcc2.c: In function '__negti2':
../../../src-trunk/libgcc/../gcc/libgcc2.c:76:1: internal compiler error: in
ira_tune_allocno_costs_and_cover_classes, at ira-costs.c:1797
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
make[6]: *** [_negdi2.o] Error 1
make[6]: *** Waiting for unfinished jobs....

Revision 159635 is OK.


-- 
           Summary: [4.6 regression] Failed to bootstrap
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hjl dot tools at gmail dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44226