https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61540
Bug ID: 61540
Summary: internal compiler error in
try_make_edge_direct_virtual_call
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: ipa
Assignee: jamborm at gcc dot gnu.org
Reporter: jamborm at gcc dot gnu.org
Created attachment 32958
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=32958&action=edit
Simple testcase
$ ~/gcc/trunk/inst/bin/g++ pr.C -O3 -fno-early-inlining -S
pr.C:38:1: internal compiler error: in try_make_edge_direct_virtual_call, at
ipa-prop.c:3007
}
^
0xa39460 try_make_edge_direct_virtual_call
/home/mjambor/gcc/trunk/src/gcc/ipa-prop.c:3006
0xa39460 update_indirect_edges_after_inlining
/home/mjambor/gcc/trunk/src/gcc/ipa-prop.c:3062
0xa39460 propagate_info_to_inlined_callees
/home/mjambor/gcc/trunk/src/gcc/ipa-prop.c:3138
0xa38e1e propagate_info_to_inlined_callees
/home/mjambor/gcc/trunk/src/gcc/ipa-prop.c:3142
0x10dd48c inline_call(cgraph_edge*, bool, vec<cgraph_edge*, va_heap, vl_ptr>*,
int*, bool, bool*)
/home/mjambor/gcc/trunk/src/gcc/ipa-inline-transform.c:282
0x10da041 recursive_inlining
/home/mjambor/gcc/trunk/src/gcc/ipa-inline.c:1401
0x10da041 inline_small_functions
/home/mjambor/gcc/trunk/src/gcc/ipa-inline.c:1773
0x10da041 ipa_inline
/home/mjambor/gcc/trunk/src/gcc/ipa-inline.c:2190
0x10da041 execute
/home/mjambor/gcc/trunk/src/gcc/ipa-inline.c:2552
The testcase does invoke undefined behavior but the assert triggering
this should emit a builtin_unreachable instead.
