(pushdecl): Copy DECL_FRAME_SIZE for inline function decls.

From-SVN: r4639

gcc/c-decl.c

@@ -2028,6 +2028,7 @@ pushdecl (x)
 		      DECL_INITIAL (x) = (current_function_decl == oldglobal
 					  ? 0 : DECL_INITIAL (oldglobal));
 		      DECL_SAVED_INSNS (x) = DECL_SAVED_INSNS (oldglobal);
+		      DECL_FRAME_SIZE (x) = DECL_FRAME_SIZE (oldglobal);
 		      DECL_ARGUMENTS (x) = DECL_ARGUMENTS (oldglobal);
 		      DECL_RESULT (x) = DECL_RESULT (oldglobal);
 		      TREE_ASM_WRITTEN (x) = TREE_ASM_WRITTEN (oldglobal);