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[Bug tree-optimization/25911] [4.2 Regression] ice in vect_recog_dot_prod_pattern
- From: "dorit at il dot ibm dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 Jan 2006 09:10:29 -0000
- Subject: [Bug tree-optimization/25911] [4.2 Regression] ice in vect_recog_dot_prod_pattern
- References: <bug-25911-9596@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from dorit at il dot ibm dot com 2006-01-24 09:10 -------
Patch:
Index: tree-vect-patterns.c
===================================================================
--- tree-vect-patterns.c (revision 109954)
+++ tree-vect-patterns.c (working copy)
@@ -243,7 +243,8 @@
gcc_assert (stmt);
stmt_vinfo = vinfo_for_stmt (stmt);
gcc_assert (stmt_vinfo);
- gcc_assert (STMT_VINFO_DEF_TYPE (stmt_vinfo) == vect_loop_def);
+ if (STMT_VINFO_DEF_TYPE (stmt_vinfo) != vect_loop_def)
+ return NULL;
expr = TREE_OPERAND (stmt, 1);
if (TREE_CODE (expr) != MULT_EXPR)
return NULL;
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25911