stl_bvector.h (_Bit_iterator_base::_M_incr(ptrdiff_t)): Tidy a bit, thus…

stl_bvector.h (_Bit_iterator_base::_M_incr(ptrdiff_t)): Tidy a bit, thus reducing generated code size.

2006-08-10  Paolo Carlini  <pcarlini@suse.de>

	* include/bits/stl_bvector.h (_Bit_iterator_base::_M_incr(ptrdiff_t)):
	Tidy a bit, thus reducing generated code size.

From-SVN: r116059

libstdc++-v3/ChangeLog

+2006-08-10  Paolo Carlini  <pcarlini@suse.de>
+
+	* include/bits/stl_bvector.h (_Bit_iterator_base::_M_incr(ptrdiff_t)):
+	Tidy a bit, thus reducing generated code size.
+
 2006-08-09  Paolo Carlini  <pcarlini@suse.de>
 
 	* include/bits/stl_bvector.h (vector<bool>::_M_copy_aligned): New.

libstdc++-v3/include/bits/stl_bvector.h

@@ -144,11 +144,10 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD)
       __n = __n % int(_S_word_bit);
       if (__n < 0)
 	{
-	  _M_offset = static_cast<unsigned int>(__n + int(_S_word_bit));
+	  __n += int(_S_word_bit);
 	  --_M_p;
 	}
-      else
-	_M_offset = static_cast<unsigned int>(__n);
+      _M_offset = static_cast<unsigned int>(__n);
     }
 
     bool