https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67659
--- Comment #3 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
tree.i:13:6: internal compiler error: Segmentation fault
void fn1(unsigned long p1) {
^
0x99d1ef crash_signal
../../gcc/gcc/toplev.c:383
0xa5cc22 fold_builtin_alloca_with_align
../../gcc/gcc/tree-ssa-ccp.c:2067
0xa5cc22 ccp_fold_stmt
../../gcc/gcc/tree-ssa-ccp.c:2172
0xac6866 substitute_and_fold_dom_walker::before_dom_children(basic_block_def*)
../../gcc/gcc/tree-ssa-propagate.c:1177
0xea6077 dom_walker::walk(basic_block_def*)
../../gcc/gcc/domwalk.c:188
0xac62a9 substitute_and_fold(tree_node* (*)(tree_node*), bool
(*)(gimple_stmt_iterator*), bool)
../../gcc/gcc/tree-ssa-propagate.c:1272
0xa54108 ccp_finalize
../../gcc/gcc/tree-ssa-ccp.c:941
0xa54108 do_ssa_ccp
../../gcc/gcc/tree-ssa-ccp.c:2382
0xa54108 execute
../../gcc/gcc/tree-ssa-ccp.c:2414
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
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I think there is a dup somewhere, but I cannot find it at the moment.
