[Bug c++/49221] [4.7 Regression] Several ICEs in the obj-c++ test suite after revision 174307

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

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49221

Nicola Pero <nicola at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011.06.01 09:28:00
                 CC|                            |nicola at gcc dot gnu.org
     Ever Confirmed|0                           |1

--- Comment #5 from Nicola Pero <nicola at gcc dot gnu.org> 2011-06-01 09:28:00 UTC ---
Yes, this is confirmed.  Here is what I see --

                === obj-c++ tests ===

Schedule of variations:
    unix

Running target unix
Using /usr/share/dejagnu/baseboards/unix.exp as board description file for
target.
Using /usr/share/dejagnu/config/unix.exp as generic interface file for target.
Using /home/nicola/GCC/trunk2/gcc/testsuite/config/default.exp as
tool-and-target-specific interface file.
Running
/home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/attributes/attributes.exp ...
Running /home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/dg.exp ...
FAIL: obj-c++.dg/exceptions-3.mm -fgnu-runtime (internal compiler error)
FAIL: obj-c++.dg/exceptions-3.mm -fgnu-runtime (test for excess errors)
FAIL: obj-c++.dg/exceptions-4.mm -fgnu-runtime (internal compiler error)
FAIL: obj-c++.dg/exceptions-4.mm -fgnu-runtime (test for excess errors)
FAIL: obj-c++.dg/exceptions-5.mm -fgnu-runtime (internal compiler error)
FAIL: obj-c++.dg/exceptions-5.mm -fgnu-runtime (test for excess errors)
FAIL: obj-c++.dg/fobjc-exceptions-1.mm -fgnu-runtime (internal compiler error)
FAIL: obj-c++.dg/fobjc-exceptions-1.mm -fgnu-runtime (test for excess errors)
FAIL: obj-c++.dg/fobjc-exceptions-2.mm -fgnu-runtime (internal compiler error)
FAIL: obj-c++.dg/fobjc-exceptions-2.mm -fgnu-runtime (test for excess errors)
FAIL: obj-c++.dg/fobjc-exceptions-3.mm -fgnu-runtime (internal compiler error)
FAIL: obj-c++.dg/fobjc-exceptions-3.mm -fgnu-runtime (test for excess errors)
FAIL: obj-c++.dg/try-catch-13.mm -fgnu-runtime (internal compiler error)
FAIL: obj-c++.dg/try-catch-13.mm -fgnu-runtime (test for excess errors)
FAIL: obj-c++.dg/try-catch-4.mm -fgnu-runtime (internal compiler error)
FAIL: obj-c++.dg/try-catch-4.mm -fgnu-runtime (test for excess errors)
Running /home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/lto/lto.exp ...
Running /home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/property/property.exp
...
Running /home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/strings/strings.exp
...
Running /home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/tls/tls.exp ...
Running /home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/torture/dg-torture.exp
...
Running
/home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/torture/strings/strings.exp
...
Running /home/nicola/GCC/trunk2/gcc/testsuite/obj-c++.dg/torture/tls/tls.exp
...

                === obj-c++ Summary ===

# of expected passes            1422
# of unexpected failures        16
# of expected failures          2
# of unsupported tests          86
/home/nicola/GCC/build-trunk2-full-parallel/gcc/testsuite/obj-c++/../../g++ 
version 4.7.0 20110601 (experimental) (GCC) 

make[1]: [check-obj-c++] Error 1 (ignored)
make[1]: Leaving directory `/home/nicola/GCC/build-trunk2-full-parallel/gcc'

For the record, they are due to the compiler crashing in add_stmt().  Here is a 
stack trace of the compiler just before crashing --

Breakpoint 1, add_stmt (t=0xb7d9ebb8) at ../../trunk2/gcc/cp/semantics.c:381
381     {
(gdb) i stack
#0  add_stmt (t=0xb7d9ebb8) at ../../trunk2/gcc/cp/semantics.c:381
#1  0x08145b40 in cp_finish_decl (decl=0xb7da94e0, init=0x0,
init_const_expr_p=0 '\000', asmspec_tree=0x0, flags=0) at
../../trunk2/gcc/cp/decl.c:6194
#2  0x080de1bf in finish_var_decl (var=0xb7da94e0, initializer=0xb7da4300) at
../../trunk2/gcc/objc/objc-runtime-shared-support.c:144
#3  0x080e20a5 in objc_eh_runtime_type (type=0xb7d95780) at
../../trunk2/gcc/objc/objc-gnu-runtime-abi-01.c:2190
#4  0x0844c0c9 in add_type_for_runtime (type=0xb7d95780) at
../../trunk2/gcc/except.c:660
#5  add_type_for_runtime (type=0xb7d95780) at ../../trunk2/gcc/except.c:648
#6  0x0844c20d in gen_eh_region_catch (t=0xb7da8690, type_or_list=0xb7d95780)
at ../../trunk2/gcc/except.c:375
#7  0x086e3972 in lower_catch (state=0xbfffe634, seq=Unhandled dwarf expression
opcode 0xf3
) at ../../trunk2/gcc/tree-eh.c:1680
#8  lower_eh_constructs_2 (state=0xbfffe634, seq=Unhandled dwarf expression
opcode 0xf3
) at ../../trunk2/gcc/tree-eh.c:1958
#9  lower_eh_constructs_1 (state=0xbfffe634, seq=Unhandled dwarf expression
opcode 0xf3
) at ../../trunk2/gcc/tree-eh.c:1996
#10 0x086e3621 in lower_try_finally (state=0xbfffe6b4, seq=Unhandled dwarf
expression opcode 0xf3
) at ../../trunk2/gcc/tree-eh.c:1566
#11 lower_eh_constructs_2 (state=0xbfffe6b4, seq=Unhandled dwarf expression
opcode 0xf3
) at ../../trunk2/gcc/tree-eh.c:1945
#12 lower_eh_constructs_1 (state=0xbfffe6b4, seq=Unhandled dwarf expression
opcode 0xf3
) at ../../trunk2/gcc/tree-eh.c:1996
#13 0x086e5387 in lower_eh_constructs () at ../../trunk2/gcc/tree-eh.c:2014
#14 0x086001b4 in execute_one_pass (pass=0x8e4f960) at
../../trunk2/gcc/passes.c:1556
#15 0x08600495 in execute_pass_list (pass=0x8e4f960) at
../../trunk2/gcc/passes.c:1610
#16 0x0871b696 in tree_lowering_passes (fn=0xb7da0400) at
../../trunk2/gcc/tree-optimize.c:374
#17 0x083d36cc in cgraph_lower_function (node=0xb7d00320) at
../../trunk2/gcc/cgraphunit.c:338
#18 cgraph_analyze_function (node=0xb7d00320) at
../../trunk2/gcc/cgraphunit.c:815
#19 0x083d3da8 in cgraph_analyze_functions () at
../../trunk2/gcc/cgraphunit.c:1000
#20 0x083d5df8 in cgraph_finalize_compilation_unit () at
../../trunk2/gcc/cgraphunit.c:1117
#21 0x081f2409 in cp_write_global_declarations () at
../../trunk2/gcc/cp/decl2.c:4006
#22 0x086a4cd1 in compile_file (argc=2, argv=0xbfffe994) at
../../trunk2/gcc/toplev.c:586
#23 do_compile (argc=2, argv=0xbfffe994) at ../../trunk2/gcc/toplev.c:1923
#24 toplev_main (argc=2, argv=0xbfffe994) at ../../trunk2/gcc/toplev.c:1995
#25 0x0835388b in main (argc=2, argv=0xbfffe994) at ../../trunk2/gcc/main.c:36
(gdb) c
Continuing.
fobjc-exceptions-1.mm:28:1: internal compiler error: in add_stmt, at
cp/semantics.c:396
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

Program exited with code 04.

Thanks