1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/fortran/frontend-passes.c b/gcc/fortran/frontend-passes.c
index 34fb22c..72a4e04 100644
--- a/gcc/fortran/frontend-passes.c
+++ b/gcc/fortran/frontend-passes.c
@@ -4193,6 +4193,19 @@ inline_matmul_assign (gfc_code **c, int *walk_subtrees,
   if (m_case == none)
     return 0;
 
+  /* We only handle assignment to numeric or logical variables.  */
+  switch(expr1->ts.type)
+    {
+    case BT_INTEGER:
+    case BT_LOGICAL:
+    case BT_REAL:
+    case BT_COMPLEX:
+      break;
+
+    default:
+      return 0;
+    }
+
   ns = insert_block ();
 
   /* Assign the type of the zero expression for initializing the resulting