From df0d7486ec9bca8a77ca106d9fbb60f819dd9cec Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Fri, 16 Jul 2021 11:17:37 +0200 Subject: [PATCH] tree-optimization/101467 - fix make_temp_ssa_name usage My previous change to vect_gen_while introduced paths which call make_temp_ssa_name with a NULL name which isn't supported. The following fixes that. 2021-07-16 Richard Biener PR tree-optimization/101467 * tree-vect-stmts.c (vect_gen_while): Properly guard make_temp_ssa_name usage. --- gcc/tree-vect-stmts.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c index ec82acb..0ef4696 100644 --- a/gcc/tree-vect-stmts.c +++ b/gcc/tree-vect-stmts.c @@ -11999,7 +11999,11 @@ vect_gen_while (gimple_seq *seq, tree mask_type, tree start_index, gcall *call = gimple_build_call_internal (IFN_WHILE_ULT, 3, start_index, end_index, build_zero_cst (mask_type)); - tree tmp = make_temp_ssa_name (mask_type, NULL, name); + tree tmp; + if (name) + tmp = make_temp_ssa_name (mask_type, NULL, name); + else + tmp = make_ssa_name (mask_type); gimple_call_set_lhs (call, tmp); gimple_seq_add_stmt (seq, call); return tmp; -- 2.7.4