From: Bart Van Assche <bvanassche@acm.org>
Date: Thu, 12 Jun 2008 06:04:59 +0000 (+0000)
Subject: Disabled bitmap cache rotation optimization because not all gcc versions compile... 
X-Git-Tag: svn/VALGRIND_3_4_0~480
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=344bcc9592cac43b93b61e4a7f07223b032336be;p=thirdparty%2Fvalgrind.git

Disabled bitmap cache rotation optimization because not all gcc versions compile it correctly.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@8224
---

diff --git a/exp-drd/drd_bitmap.h b/exp-drd/drd_bitmap.h
index c5b3f5ab3d..396d72f81e 100644
--- a/exp-drd/drd_bitmap.h
+++ b/exp-drd/drd_bitmap.h
@@ -210,13 +210,11 @@ static struct bitmap2* bm2_make_exclusive(struct bitmap* const bm,
 
 /** Rotate elements cache[0..n-1] such that the element at position n-1 is
  *  moved to position 0. This allows to speed up future cache lookups.
- *
- *  @note Apparently gcc 4.2 compiles this code correctly, but gcc 4.1 not.
  */
 static __inline__
 void bm_cache_rotate(struct bm_cache_elem cache[], const int n)
 {
-#if __GNUC__ >= 4 && __GNUC_MINOR__ >= 2
+#if 0
   struct bm_cache_elem t;
 
   tl_assert(2 <= n && n <= 8);