[Bug middle-end/56022] New: [4.8 regression] ICE (segfault) at convert_memory_address_addr_space (explow.c:334)

["kretz at kde dot org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56022

             Bug #: 56022
           Summary: [4.8 regression] ICE (segfault) at
                    convert_memory_address_addr_space (explow.c:334)
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: kretz@kde.org


% cat ice.cpp
typedef float __m256 __attribute__ ((__vector_size__ (32), __may_alias__));
__attribute__((target("no-avx"))) static bool currentImplementationSupported()
{}
__m256 foo0(__m256 a) {}

% /opt/gcc-4.8-snapshot/bin/g++ -mavx -c ice.cpp
ice.cpp: In function â__m256 foo0(__m256)â:
ice.cpp:3:24: internal compiler error: Segmentation fault
 __m256 foo0(__m256 a) {}
                        ^
0xab4dcf crash_signal
        ../.././gcc/toplev.c:332
0x875c4a convert_memory_address_addr_space(machine_mode, rtx_def*, unsigned
char)
        ../.././gcc/explow.c:334
0x914476 expand_function_end()
        ../.././gcc/function.c:5166
0x7ca8d7 construct_exit_block
        ../.././gcc/cfgexpand.c:4219
0x7ca8d7 gimple_expand_cfg
        ../.././gcc/cfgexpand.c:4627

% /opt/gcc-4.8-snapshot/bin/g++ --version
g++ (GCC) 4.8.0 20130113 (experimental)