(variable_size): Better error for div by 0 in size.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@3722 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 5 insertions, 1 deletions

diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c
index c86fc004e28..1224348a034 100644
--- a/gcc/stor-layout.c
+++ b/gcc/stor-layout.c
@@ -81,7 +81,11 @@ variable_size (size)
 
   if (global_bindings_p ())
     {
-      error ("variable-size type declared outside of any function");
+      if (TREE_CONSTANT (size))
+	error ("type size can't be explicitly evaluated");
+      else
+	error ("variable-size type declared outside of any function");
+
       return size_int (1);
     }