stmt.c (stmt_loop_nest_empty): New function.

        * stmt.c (stmt_loop_nest_empty): New function.
        * tree.h (stmt_loop_nest_empty): Declare it.

From-SVN: r24844

1 files changed, 8 insertions, 0 deletions

diff --git a/gcc/stmt.c b/gcc/stmt.c
index 00d8d88..cc0419d 100644
--- a/gcc/stmt.c
+++ b/gcc/stmt.c
@@ -2345,6 +2345,14 @@ expand_exit_loop_if_false (whichloop, cond)
   return 1;
 }
 
+/* Return nonzero if the loop nest is empty.  Else return zero.  */
+
+int
+stmt_loop_nest_empty ()
+{
+  return (loop_stack == NULL);
+}
+
 /* Return non-zero if we should preserve sub-expressions as separate
    pseudos.  We never do so if we aren't optimizing.  We always do so
    if -fexpensive-optimizations.