From 704b15e277a8792ac4cd6008ee08bec4b047a3e6 Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Wed, 17 Apr 2024 10:40:04 +0200 Subject: [PATCH] tree-optimization/114749 - reset partial vector decision for no-SLP retry The following makes sure to reset LOOP_VINFO_USING_PARTIAL_VECTORS_P to its default of false when re-trying without SLP as otherwise analysis may run into bogus asserts. PR tree-optimization/114749 * tree-vect-loop.cc (vect_analyze_loop_2): Reset LOOP_VINFO_USING_PARTIAL_VECTORS_P when re-trying without SLP. (cherry picked from commit bf2b5231312e1cea45732cb8df6ffa2b2c9115b6) --- gcc/tree-vect-loop.cc | 1 + 1 file changed, 1 insertion(+) diff --git a/gcc/tree-vect-loop.cc b/gcc/tree-vect-loop.cc index 73caeb283e34..8bb2e3ff1c82 100644 --- a/gcc/tree-vect-loop.cc +++ b/gcc/tree-vect-loop.cc @@ -2957,6 +2957,7 @@ again: LOOP_VINFO_VERSIONING_THRESHOLD (loop_vinfo) = 0; LOOP_VINFO_CAN_USE_PARTIAL_VECTORS_P (loop_vinfo) = saved_can_use_partial_vectors_p; + LOOP_VINFO_USING_PARTIAL_VECTORS_P (loop_vinfo) = false; goto start_over; } -- 2.47.2