From d5816d44f337c6eb82d937959f971fe45a5eec2a Mon Sep 17 00:00:00 2001
From: James R <justsomejames2@gmail.com>
Date: Sat, 7 Dec 2019 17:03:46 -0800
Subject: [PATCH] Use a third variable of XOR nonsense
---
src/strcasestr.c | 19 ++++++++++---------
1 file changed, 10 insertions(+), 9 deletions(-)
diff --git a/src/strcasestr.c b/src/strcasestr.c
index 86c7ec5b0b..4ff778bf14 100644
--- a/src/strcasestr.c
+++ b/src/strcasestr.c
@@ -23,13 +23,6 @@ ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#define SWAP( a, b ) \
-(\
- (a) ^= (b),\
- (b) ^= (a),\
- (a) ^= (b)\
-)
-
static inline int
trycmp (char **pp, char *cp,
const char *q, size_t qn)
@@ -45,8 +38,16 @@ trycmp (char **pp, char *cp,
static inline void
swapp (char ***ppap, char ***ppbp, char **cpap, char **cpbp)
{
- SWAP(*(intptr_t *)ppap, *(intptr_t *)ppbp);
- SWAP(*(intptr_t *)cpap, *(intptr_t *)cpbp);
+ char **pp;
+ char *p;
+
+ pp = *ppap;
+ *ppap = *ppbp;
+ *ppbp = pp;
+
+ p = *cpap;
+ *cpap = *cpbp;
+ *cpbp = p;
}
char *
--
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