(store_one_arg): Don't pass ARG->STACK as TARGET if it is a different

mode than the expression (i.e., a promoted mode).

From-SVN: r5063

diff --git a/gcc/calls.c b/gcc/calls.c
index 8188a6e2689aea8de7706e9d3ca405c1370ad371..c776dd93917cef8736037f249c31ce5d03fa57bb 100644 (file)
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -2805,7 +2805,10 @@ store_one_arg (arg, argblock, may_be_alloca, variable_size, fndecl,
       if (arg->pass_on_stack)
        stack_arg_under_construction++;
 #endif
-      arg->value = expand_expr (pval, partial ? NULL_RTX : arg->stack,
+      arg->value = expand_expr (pval,
+                               (partial
+                                || TYPE_MODE (TREE_TYPE (pval)) != arg->mode)
+                               ? NULL_RTX : arg->stack,
                                VOIDmode, 0);
 
       /* If we are promoting object (or for any other reason) the mode