[PATCH 04/13] allow auto_bitmap to use other bitmap obstacks

[tbsaunde+gcc]

From: Trevor Saunders <tbsaunde+...@tbsaunde.org>

gcc/ChangeLog:

2017-05-07  Trevor Saunders  <tbsaunde+...@tbsaunde.org>

        * bitmap.h (class auto_bitmap): New constructor taking
bitmap_obstack * argument.
---
 gcc/bitmap.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gcc/bitmap.h b/gcc/bitmap.h
index 49aec001cb0..2ddeee6bc10 100644
--- a/gcc/bitmap.h
+++ b/gcc/bitmap.h
@@ -824,6 +824,7 @@ class auto_bitmap
 {
  public:
   auto_bitmap () { bitmap_initialize (&m_bits, &bitmap_default_obstack); }
+  explicit auto_bitmap (bitmap_obstack *o) { bitmap_initialize (&m_bits, o); }
   ~auto_bitmap () { bitmap_clear (&m_bits); }
   // Allow calling bitmap functions on our bitmap.
   operator bitmap () { return &m_bits; }
-- 
2.11.0