[Bug target/64546] New: m32c ICE at calls.c:3638 compiling newlib

joel at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Thu Jan 8 23:39:00 GMT 2015


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64546

            Bug ID: 64546
           Summary: m32c ICE at calls.c:3638 compiling newlib
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: joel at gcc dot gnu.org

xgcc (GCC) 5.0.0 20150107 (experimental)

This fails at -O[012S]. The flag -mcpu=m32cm appears to be the trigger.

/home2/joel/build/b-m32c-gcc/./gcc/xgcc -B/home2/joel/build/b-m32c-gcc/./gcc/ 
-c -g -O0 -mcpu=m32cm m32c-fopencookie.c 
/users/joel/test-gcc/gcc/newlib/libc/stdio/fopencookie.c: In function
'fopencookie':
/users/joel/test-gcc/gcc/newlib/libc/stdio/fopencookie.c:260:10: internal
compiler error: in expand_call, at calls.c:3638
   return _fopencookie_r (_REENT, cookie, mode, functions);
          ^
0x558b39 expand_call(tree_node*, rtx_def*, int)
    /users/joel/test-gcc/gcc/gcc/calls.c:3638
0x64afa0 expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
    /users/joel/test-gcc/gcc/gcc/expr.c:10474
0x656fbc store_expr_with_bounds(tree_node*, rtx_def*, int, bool, tree_node*)
    /users/joel/test-gcc/gcc/gcc/expr.c:5368
0x65e5ce expand_assignment(tree_node*, tree_node*, bool)
    /users/joel/test-gcc/gcc/gcc/expr.c:5137
0x565886 expand_call_stmt
    /users/joel/test-gcc/gcc/gcc/cfgexpand.c:2345
0x565886 expand_gimple_stmt_1
    /users/joel/test-gcc/gcc/gcc/cfgexpand.c:3293
0x565886 expand_gimple_stmt
    /users/joel/test-gcc/gcc/gcc/cfgexpand.c:3447
0x56b6e4 expand_gimple_basic_block
    /users/joel/test-gcc/gcc/gcc/cfgexpand.c:5280
0x56d0ae execute
    /users/joel/test-gcc/gcc/gcc/cfgexpand.c:5889
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