opt-1.c/opt-2.c ICEs on i686-apple-darwin9

[Jack Howarth <howarth at bromo dot msbb dot uc dot edu>]

  We have some new regressions on i686-apple-darwin9...

FAIL: gcc.target/i386/opt-1.c (internal compiler error)
FAIL: gcc.target/i386/opt-1.c (test for excess errors)
ERROR: gcc.target/i386/opt-1.c: error executing dg-final: couldn't open "opt-1.s": no such file or directory
FAIL: gcc.target/i386/opt-2.c (internal compiler error)
FAIL: gcc.target/i386/opt-2.c (test for excess errors)
ERROR: gcc.target/i386/opt-2.c: error executing dg-final: couldn't open "opt-2.s": no such file or directory

...in the current gcc trunk. These errors manifest themselves as...

Executing on host: /sw/src/fink.build/gcc44-4.3.999-20081012/darwin_objdir/gcc/xgcc -B/sw/src/fink.build/gcc44-4.3.999-20081012/darwin_objdir/gcc/ /sw/sr
c/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-1.c   -O1 -msse2 -mfpmath=sse -march=k8 -S  -o opt-1.s    (timeout
 = 300)
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-1.c: In function 'not_opt3':
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-1.c:34: internal compiler error: in mems_in_disjoint_alias_s
ets_p, at alias.c:278
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
compiler exited with status 1
output is:
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-1.c: In function 'not_opt3':
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-1.c:34: internal compiler error: in mems_in_disjoint_alias_s
ets_p, at alias.c:278
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

FAIL: gcc.target/i386/opt-1.c (internal compiler error)
FAIL: gcc.target/i386/opt-1.c (test for excess errors)
Excess errors:
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-1.c:34: internal compiler error: in mems_in_disjoint_alias_s
ets_p, at alias.c:278

ERROR: gcc.target/i386/opt-1.c: error executing dg-final: couldn't open "opt-1.s": no such file or directory
UNRESOLVED: gcc.target/i386/opt-1.c: error executing dg-final: couldn't open "opt-1.s": no such file or directory

Executing on host: /sw/src/fink.build/gcc44-4.3.999-20081012/darwin_objdir/gcc/xgcc -B/sw/src/fink.build/gcc44-4.3.999-20081012/darwin_objdir/gcc/ /sw/sr
c/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-2.c   -O1 -msse2 -mfpmath=sse -march=k8 -S  -o opt-2.s    (timeout
 = 300)
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-2.c: In function 'not_opt3':
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-2.c:37: internal compiler error: in mems_in_disjoint_alias_s
ets_p, at alias.c:278
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
compiler exited with status 1
output is:
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-2.c: In function 'not_opt3':
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-2.c:37: internal compiler error: in mems_in_disjoint_alias_s
ets_p, at alias.c:278
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

FAIL: gcc.target/i386/opt-2.c (internal compiler error)
FAIL: gcc.target/i386/opt-2.c (test for excess errors)
Excess errors:
/sw/src/fink.build/gcc44-4.3.999-20081012/gcc-4.4-20081012/gcc/testsuite/gcc.target/i386/opt-2.c:37: internal compiler error: in mems_in_disjoint_alias_s
ets_p, at alias.c:278

ERROR: gcc.target/i386/opt-2.c: error executing dg-final: couldn't open "opt-2.s": no such file or directory

...in gcc.log. This problem didn't exist on 20081008.
                       Jack