From 42d7c17a1dda7a628e89898bb407e28fa3e403a5 Mon Sep 17 00:00:00 2001
From: "Philip.Hazel" <Philip.Hazel@gmail.com>
Date: Wed, 27 Jul 2016 18:00:12 +0000
Subject: [PATCH] Tidy code to get rid of compiler warnings.

---
 ChangeLog            | 4 +++-
 src/pcre2_printint.c | 2 +-
 src/pcre2test.c      | 2 +-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 87c107a..3dcebb9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -2,7 +2,7 @@ Change Log for PCRE2
 --------------------
 
 
-Version 10.22 29-June-2016
+Version 10.22 29-July-2016
 --------------------------
 
 1. Applied Jason Hood's patches to RunTest.bat and testdata/wintestoutput3
@@ -174,6 +174,8 @@ large stack size when testing with clang.
 
 45. Fix unaligned accesses on x86. Patch by Marc Mutz.
 
+46. Fix some more clang compiler warnings.
+
 
 Version 10.21 12-January-2016
 -----------------------------
diff --git a/src/pcre2_printint.c b/src/pcre2_printint.c
index 40a633c..2d30926 100644
--- a/src/pcre2_printint.c
+++ b/src/pcre2_printint.c
@@ -214,7 +214,7 @@ while (*ptr != '\0')
 static void
 print_custring_bylen(FILE *f, PCRE2_SPTR ptr, PCRE2_UCHAR len)
 {
-while (len-- > 0)
+for (; len > 0; len--)
   {
   register uint32_t c = *ptr++;
   if (PRINTABLE(c)) fprintf(f, "%c", c); else fprintf(f, "\\x{%x}", c);
diff --git a/src/pcre2test.c b/src/pcre2test.c
index 1e24f7d..a8dffa3 100644
--- a/src/pcre2test.c
+++ b/src/pcre2test.c
@@ -4663,7 +4663,7 @@ else if ((pat_patctl.control & CTL_EXPAND) != 0)
       pt = pbuffer8 + pt_offset;
       }
 
-    while (count-- > 0)
+    for (; count > 0; count--)
       {
       memcpy(pt, pc, length);
       pt += length;