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From: Richard Biener <rguenth@gcc.gnu.org>
To: gcc-cvs@gcc.gnu.org
Subject: [gcc r13-4489] tree-optimization/107956 - ICE with NULL call LHS
Date: Mon,  5 Dec 2022 08:12:40 +0000 (GMT)	[thread overview]
Message-ID: <20221205081240.07084389366A@sourceware.org> (raw)

https://gcc.gnu.org/g:5c11d748564c7ce3b096e87ad350fcddd493e45e

commit r13-4489-g5c11d748564c7ce3b096e87ad350fcddd493e45e
Author: Andrew Pinski <pinskia@gmail.com>
Date:   Mon Dec 5 09:09:52 2022 +0100

    tree-optimization/107956 - ICE with NULL call LHS
    
    The following adds a missing check for a NULL call LHS in the
    vector pattern recognizer.
    
            PR tree-optimization/107956
            * tree-vect-patterns.cc (vect_recog_mask_conversion_pattern):
            Check for NULL LHS on masked loads.

Diff:
---
 gcc/tree-vect-patterns.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gcc/tree-vect-patterns.cc b/gcc/tree-vect-patterns.cc
index f6c34bb3263..d9fdb24ee62 100644
--- a/gcc/tree-vect-patterns.cc
+++ b/gcc/tree-vect-patterns.cc
@@ -4964,6 +4964,8 @@ vect_recog_mask_conversion_pattern (vec_info *vinfo,
       else
 	{
 	  lhs = gimple_call_lhs (last_stmt);
+	  if (!lhs)
+	    return NULL;
 	  vectype1 = get_vectype_for_scalar_type (vinfo, TREE_TYPE (lhs));
 	}

                 reply	other threads:[~2022-12-05  8:12 UTC|newest]

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