re PR middle-end/18965 (ICE in gimplify_init_ctor_eval)

2004-12-14  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c++/18965
        * init.c (build_zero_init): If the max_index is 0, there is no
        need to create a RANGE_EXPR.

2004-12-14  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c++/18965
        * g++.dg/init/array17.C: New test.

From-SVN: r92158

gcc/cp/ChangeLog

+2004-12-14  Andrew Pinski  <pinskia@physics.uc.edu>
+
+	PR c++/18965
+	* init.c (build_zero_init): If the max_index is 0, there is no
+	need to create a RANGE_EXPR.
+
 2004-12-14  Mark Mitchell  <mark@codesourcery.com>
 
 	PR c++/18793

gcc/cp/init.c

@@ -231,8 +231,13 @@ build_zero_init (tree type, tree nelts, bool static_storage_p)
 	  tree elt_init = build_zero_init (TREE_TYPE (type),
 					   /*nelts=*/NULL_TREE,
 					   static_storage_p);
-	  tree range = build2 (RANGE_EXPR,
-			       sizetype, size_zero_node, max_index);
+	  tree range;
+	  
+	  /* If this is a one element array, we just use a regular init.  */
+	  if (tree_int_cst_equal (size_zero_node, max_index))
+	    range = size_zero_node;
+	  else
+	   range = build2 (RANGE_EXPR, sizetype, size_zero_node, max_index);
 	  
 	  inits = tree_cons (range, elt_init, inits);
 	}

gcc/testsuite/ChangeLog

+2004-12-14  Andrew Pinski  <pinskia@physics.uc.edu>
+
+	PR c++/18965
+	* g++.dg/init/array17.C: New test.
+
 2004-12-14  Mark Mitchell  <mark@codesourcery.com>
 
 	PR c++/18793

gcc/testsuite/g++.dg/init/array17.C

+class StringMap { 
+  const char empty_str[1]; 
+public: 
+  StringMap() : empty_str() {} 
+};