[Bug middle-end/64744] New: ARM: gcc internal compiler error: in store_field, at expr.c:6659

[coopht at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64744

            Bug ID: 64744
           Summary: ARM: gcc internal compiler error: in store_field, at
                    expr.c:6659
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: coopht at gmail dot com

Created attachment 34544
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34544&action=edit
Test to reproduce ICE on gcc's trunk

ICE occured while compiling attach like this:
./cc1 -O0 test_segfault_array.c

Reproduced on:

svn+ssh://gcc.gnu.org/svn/gcc/trunk@220028


Backtrace:
test_segfault_array.c: In function 'foo':
test_segfault_array.c:4:10: internal compiler error: in store_field, at
expr.c:6659
     char a [2] = {0};
          ^
0x92a415 store_field
        /mnt/staff/compiler/gcc-head/src/gcc/gcc/expr.c:6659
0x9236e5 expand_assignment(tree_node*, tree_node*, bool)
        /mnt/staff/compiler/gcc-head/src/gcc/gcc/expr.c:5000
0x7f0544 expand_gimple_stmt_1
        /mnt/staff/compiler/gcc-head/src/gcc/gcc/cfgexpand.c:3398
0x7f0958 expand_gimple_stmt
        /mnt/staff/compiler/gcc-head/src/gcc/gcc/cfgexpand.c:3494
0x7f7afa expand_gimple_basic_block
        /mnt/staff/compiler/gcc-head/src/gcc/gcc/cfgexpand.c:5407
0x7f9519 execute
        /mnt/staff/compiler/gcc-head/src/gcc/gcc/cfgexpand.c:6016
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
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