[Bug lto/65515] New: [5 Regression] FAIL: gcc.c-torture/compile/limits-fndefn.c -O2 -flto -flto-partition=none (ICE) -- SIGSEGV for stack growth failure

danglin at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Sun Mar 22 15:02:00 GMT 2015


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65515

            Bug ID: 65515
           Summary: [5 Regression] FAIL:
                    gcc.c-torture/compile/limits-fndefn.c   -O2 -flto
                    -flto-partition=none  (ICE) -- SIGSEGV for stack
                    growth failure
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: lto
          Assignee: unassigned at gcc dot gnu.org
          Reporter: danglin at gcc dot gnu.org
              Host: hppa2.0w-hp-hpux11.11
            Target: hppa2.0w-hp-hpux11.11
             Build: hppa2.0w-hp-hpux11.11

spawn /test/gnu/gcc/objdir/gcc/xgcc -B/test/gnu/gcc/objdir/gcc/
-fno-diagnostics
-show-caret -fdiagnostics-color=never -O2 -flto -flto-partition=none -w -c -o
li
mits-fndefn.o
/test/gnu/gcc/gcc/gcc/testsuite/gcc.c-torture/compile/limits-fndef
n.c
^MPid 26539 received a SIGSEGV for stack growth failure.^MPossible causes:
insufficient memory or swap space,^Mor stack size exceeded maxssiz. ^M
xgcc: internal compiler error: Segmentation fault (program cc1)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:
^M
Pid 26539 received a SIGSEGV for stack growth failure.^M
Possible causes: insufficient memory or swap space,^M
or stack size exceeded maxssiz. ^M
xgcc: internal compiler error: Segmentation fault (program cc1)
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

FAIL: gcc.c-torture/compile/limits-fndefn.c   -O2 -flto -flto-partition=none 
(internal compiler error)
FAIL: gcc.c-torture/compile/limits-fndefn.c   -O2 -flto -flto-partition=none 
(test for excess errors)
Excess errors:
Pid 26539 received a SIGSEGV for stack growth failure.
Possible causes: insufficient memory or swap space,
or stack size exceeded maxssiz. 
xgcc: internal compiler error: Segmentation fault (program cc1)

Similar fails:
FAIL: gcc.c-torture/compile/limits-fndefn.c   -O2 -flto  (internal compiler
error)
FAIL: gcc.c-torture/compile/limits-fndefn.c   -O2 -flto  (test for excess
errors)

This is with 16 MB stack:
# ulimit -s   
16384

On hppa-linux, I've had to use a 32 MB stack to keep some tests from failing.

I marked this as a regression since r221487 and before didn't fail.



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