2011-05-07 Eric Botcazou <ebotcazou@adacore.com>

	* langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
	type to bool and adjust comment.
	* fold-const.c (fold_range_test): Adjust call to global_bindings_p.
	(fold_mathfn_compare): Remove calls to global_bindings_p.
	(fold_inf_compare): Likewise.
	* stor-layout.c (variable_size): Adjust call to global_bindings_p.
	* c-tree.h (global_bindings_p): Adjust prototype.
	* c-decl.c (global_bindings_p): Return bool and simplify.
ada/
	* gcc-interface/gigi.h (global_bindings_p): Adjust prototype.
	* gcc-interface/utils.c (global_bindings_p): Return bool and simplify.
cp/
	* name-lookup.h (global_bindings_p): Adjust prototype.
	* name-lookup.c (global_bindings_p): Return bool.
fortran/
	* f95-lang.c (global_bindings_p): Return bool and simplify.
go/
	* go-lang.c (global_bindings_p): Return bool and simplify.
java/
	* java-tree.h (global_bindings_p): Adjust prototype.
	* decl.c (global_bindings_p): Return bool.
lto/
	* lto-lang.c (global_bindings_p): Return bool.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173535 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 4 insertions, 4 deletions

diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c
index 6d662377c6d..12ccd803999 100644
--- a/gcc/stor-layout.c
+++ b/gcc/stor-layout.c
@@ -89,10 +89,10 @@ variable_size (tree size)
   if (CONTAINS_PLACEHOLDER_P (size))
     return self_referential_size (size);
 
-  /* If the language-processor is to take responsibility for variable-sized
-     items (e.g., languages which have elaboration procedures like Ada),
-     just return SIZE unchanged.  */
-  if (lang_hooks.decls.global_bindings_p () < 0)
+  /* If we are in the global binding level, we can't make a SAVE_EXPR
+     since it may end up being shared across functions, so it is up
+     to the front-end to deal with this case.  */
+  if (lang_hooks.decls.global_bindings_p ())
     return size;
 
   return save_expr (size);