X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=tools%2Fperf%2Futil%2Finclude%2Flinux%2Fbitops.h;h=dadfa7e54287b9aaa46da7227d4b0f275717ddb2;hb=9f93585fdfd34a6fcbad16c0f1e031492df63ad1;hp=45cf10a562bd7958c9edd160ab20a0725ecb0385;hpb=7fbaee72ff62843198980c258d09590536681b15;p=~andy%2Flinux

diff --git a/tools/perf/util/include/linux/bitops.h b/tools/perf/util/include/linux/bitops.h
index 45cf10a562b..dadfa7e5428 100644
--- a/tools/perf/util/include/linux/bitops.h
+++ b/tools/perf/util/include/linux/bitops.h
@@ -87,13 +87,15 @@ static __always_inline unsigned long __ffs(unsigned long word)
 	return num;
 }
 
+typedef const unsigned long __attribute__((__may_alias__)) long_alias_t;
+
 /*
  * Find the first set bit in a memory region.
  */
 static inline unsigned long
 find_first_bit(const unsigned long *addr, unsigned long size)
 {
-	const unsigned long *p = addr;
+	long_alias_t *p = (long_alias_t *) addr;
 	unsigned long result = 0;
 	unsigned long tmp;