[Bug middle-end/41086] New: [4.5 Regression]: gcc.dg/pr34668-1.c, failing fix for PR41047

["hp at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>]

With revision r150714 this test passed.
>From revision r150715 and on, this test has failed as follows:

Running /tmp/r150714-150715/gcc/gcc/testsuite/gcc.dg/dg.exp ...
...
FAIL: gcc.dg/pr34668-1.c (internal compiler error)
FAIL: gcc.dg/pr34668-1.c (test for excess errors)

With the message in gcc.log being (cutnpasted):

Executing on host: /tmp/r150714-150715/gccobj/gcc/xgcc
-B/tmp/r150714-150715/gccobj/gcc/ /tmp/r150714-150715/gcc/gcc/te\
stsuite/gcc.dg/pr34668-1.c   --combine -O2 
/tmp/r150714-150715/gcc/gcc/testsuite/gcc.dg/pr34668-2.c -S   -isystem /tmp\
/r150714-150715/gccobj/cris-elf/./newlib/targ-include -isystem
/tmp/r150714-150715/gcc/newlib/libc/include  -o pr34668-\
1.s    (timeout = 300)
/tmp/r150714-150715/gcc/gcc/testsuite/gcc.dg/pr34668-2.c: In function
'set_conv_libfunc':^M
/tmp/r150714-150715/gcc/gcc/testsuite/gcc.dg/pr34668-2.c:5:15: error: type
mismatch in array reference^M
struct optab^M
^M
struct optab^M
^M
# .MEM_3 = VDEF <.MEM_1(D)>^M
optab_table[0].code = 57005;^M
^M
/tmp/r150714-150715/gcc/gcc/testsuite/gcc.dg/pr34668-2.c:5:15: internal
compiler error: verify_stmts failed^M

I'm leaving the target field empty, as posts to gcc-testresults show that the
bug exposed by this revision affects many targets, including CRIS, ARM, MIPS,
i686, ia64, x86_64.

Author of revision introducing the regression CC:ed.


-- 
           Summary: [4.5 Regression]: gcc.dg/pr34668-1.c, failing fix for
                    PR41047
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hp at gcc dot gnu dot org
  GCC host triplet: x86_64-unknown-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41086