(expand_decl): Don't deduce alignment of SIZE from DECL_ALIGN; use

TYPE_ALIGN instead.

From-SVN: r11949

diff --git a/gcc/stmt.c b/gcc/stmt.c
index 951bb225fc72f5013a9d98380b12a531e0f61b54..6a2e670d95ef4a65ee26f246e9f0fd40282aa918 100644 (file)
--- a/gcc/stmt.c
+++ b/gcc/stmt.c
@@ -3463,9 +3463,12 @@ expand_decl (decl)
                          NULL_RTX, VOIDmode, 0);
       free_temp_slots ();
 
-      /* Allocate space on the stack for the variable.  */
+      /* Allocate space on the stack for the variable.  Note that
+        DECL_ALIGN says how the variable is to be aligned and we 
+        cannot use it to conclude anything about the alignment of
+        the size.  */
       address = allocate_dynamic_stack_space (size, NULL_RTX,
-                                             DECL_ALIGN (decl));
+                                             TYPE_ALIGN (TREE_TYPE (decl)));
 
       /* Reference the variable indirect through that rtx.  */
       DECL_RTL (decl) = gen_rtx (MEM, DECL_MODE (decl), address);