PR tree-optimization/51485

	* tree-vect-data-refs.c (vect_analyze_data_refs): Give up on
	DRs in call stmts.

	* g++.dg/vect/pr51485.cc: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@182212 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 20 insertions, 0 deletions

diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c
index 8111bdc61ac..6a85b7bf4aa 100644
--- a/gcc/tree-vect-data-refs.c
+++ b/gcc/tree-vect-data-refs.c
@@ -2896,6 +2896,26 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo,
           return false;
         }
 
+      if (is_gimple_call (stmt))
+	{
+	  if (vect_print_dump_info (REPORT_UNVECTORIZED_LOCATIONS))
+	    {
+	      fprintf (vect_dump, "not vectorized: dr in a call ");
+	      print_gimple_stmt (vect_dump, stmt, 0, TDF_SLIM);
+	    }
+
+	  if (bb_vinfo)
+	    {
+	      STMT_VINFO_VECTORIZABLE (stmt_info) = false;
+	      stop_bb_analysis = true;
+	      continue;
+	    }
+
+	  if (gather)
+	    free_data_ref (dr);
+	  return false;
+	}
+
       /* Update DR field in stmt_vec_info struct.  */
 
       /* If the dataref is in an inner-loop of the loop that is considered for