https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91822
Bug ID: 91822
Summary: [10 Regression] FAIL: gcc.dg/pr88031.c (internal
compiler error)
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: rguenth at gcc dot gnu.org
Target Milestone: ---
One of my reduction changes together with the new asserts from r275962 cause
this to ICE.
#0 fancy_abort (file=0x2527b40 "../../src/trunk/gcc/tree-vect-loop.c",
line=6662,
function=0x252aa10 <vectorizable_reduction(_stmt_vec_info*,
gimple_stmt_iterator*, _stmt_vec_info**, _slp_tree*, _slp_instance*,
vec<stmt_info_for_cost, va_heap, vl_ptr>*)::__FUNCTION__>
"vectorizable_reduction") at ../../src/trunk/gcc/diagnostic.c:1617
#1 0x00000000015a788e in vectorizable_reduction (stmt_info=0x357a5d0, gsi=0x0,
vec_stmt=0x0, slp_node=0x0, slp_node_instance=0x0,
cost_vec=0x7fffffffc490) at ../../src/trunk/gcc/tree-vect-loop.c:6662
#2 0x00000000015876d5 in vect_analyze_stmt (stmt_info=0x357a5d0,
need_to_vectorize=0x7fffffffc49f, node=0x0, node_instance=0x0,
cost_vec=0x7fffffffc490)
at ../../src/trunk/gcc/tree-vect-stmts.c:10668
#3 0x0000000001598071 in vect_analyze_loop_operations (loop_vinfo=0x357a030)
at ../../src/trunk/gcc/tree-vect-loop.c:1580
#4 0x0000000001599818 in vect_analyze_loop_2 (loop_vinfo=0x357a030,
fatal=@0x7fffffffd15f: false, n_stmts=0x7fffffffd1a4)
at ../../src/trunk/gcc/tree-vect-loop.c:2026
