[Bug c/57539] New: ice in ipa_edge_duplication_hook

[dcb314 at hotmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57539

            Bug ID: 57539
           Summary: ice in ipa_edge_duplication_hook
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dcb314 at hotmail dot com

Created attachment 30265
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30265&action=edit
C source code

The attached source code causes the following crash
on gcc-4.9 trunk dated 20130605 on an AMD x86_64 box
when compiled with -O3.

constraint.c:1011:1: internal compiler error: in ipa_edge_duplication_hook, at
ipa-prop.c:2836
0x7cba11 ipa_edge_duplication_hook
    ../../src/trunk/gcc/ipa-prop.c:2836
0x624f2b cgraph_call_edge_duplication_hooks(cgraph_edge*, cgraph_edge*)
    ../../src/trunk/gcc/cgraph.c:438
0x62f831 cgraph_clone_edge(cgraph_edge*, cgraph_node*, gimple_statement_d*,
unsigned int, long, int, bool)
    ../../src/trunk/gcc/cgraphclones.c:156
0x62fcbc cgraph_clone_node(cgraph_node*, tree_node*, long, int, bool,
vec<cgraph_edge*, va_heap, vl_ptr>, bool)
    ../../src/trunk/gcc/cgraphclones.c:229
0xd73655 clone_inlined_nodes(cgraph_edge*, bool, bool, int*)
    ../../src/trunk/gcc/ipa-inline-transform.c:171
0xd736a8 clone_inlined_nodes(cgraph_edge*, bool, bool, int*)
    ../../src/trunk/gcc/ipa-inline-transform.c:186
0xd73974 inline_call(cgraph_edge*, bool, vec<cgraph_edge*, va_heap, vl_ptr>*,
int*, bool)
    ../../src/trunk/gcc/ipa-inline-transform.c:248
0xd72169 inline_small_functions
    ../../src/trunk/gcc/ipa-inline.c:1615
0xd72169 ipa_inline
    ../../src/trunk/gcc/ipa-inline.c:1796
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