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-rw-r--r--ChangeLog5
-rw-r--r--timezone/zdump.c4
-rw-r--r--timezone/zic.c8
3 files changed, 12 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog
index 5f29a30114..9dc753d49f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2018-12-31  Joseph Myers  <joseph@codesourcery.com>
+
+	* timezone/zdump.c: Update from tzcode 2018i.
+	* timezone/zic.c: Likewise.
+
 2018-12-31  Paul Eggert  <eggert@cs.ucla.edu>
 
 	regex: improve Gnulib port to AIX
diff --git a/timezone/zdump.c b/timezone/zdump.c
index 608f288691..0fc8ced96a 100644
--- a/timezone/zdump.c
+++ b/timezone/zdump.c
@@ -807,8 +807,10 @@ my_snprintf(char *s, size_t size, char const *format, ...)
     arglen = strlen(arg);
   } else {
     n = vsprintf(buf, format, args);
-    if (n < 0)
+    if (n < 0) {
+      va_end(args);
       return n;
+    }
     arg = buf;
     arglen = n;
   }
diff --git a/timezone/zic.c b/timezone/zic.c
index cb1bf28bfb..2ebc66a9af 100644
--- a/timezone/zic.c
+++ b/timezone/zic.c
@@ -2741,7 +2741,7 @@ error(_("can't determine time zone abbreviation to use just after until time"));
 			if (attypes[i].at > lastat->at)
 				lastat = &attypes[i];
 		if (lastat->at < rpytime(&xr, max_year - 1)) {
-			addtt(rpytime(&xr, max_year + 1), typecnt-1);
+			addtt(rpytime(&xr, max_year + 1), lastat->type);
 			attypes[timecnt - 1].dontmerge = true;
 		}
 	}
@@ -2945,7 +2945,7 @@ lowerit(char a)
 }
 
 /* case-insensitive equality */
-static bool
+static ATTRIBUTE_PURE bool
 ciequal(register const char *ap, register const char *bp)
 {
 	while (lowerit(*ap) == lowerit(*bp++))
@@ -2954,7 +2954,7 @@ ciequal(register const char *ap, register const char *bp)
 	return false;
 }
 
-static bool
+static ATTRIBUTE_PURE bool
 itsabbr(register const char *abbr, register const char *word)
 {
 	if (lowerit(*abbr) != lowerit(*word))
@@ -2970,7 +2970,7 @@ itsabbr(register const char *abbr, register const char *word)
 
 /* Return true if ABBR is an initial prefix of WORD, ignoring ASCII case.  */
 
-static bool
+static ATTRIBUTE_PURE bool
 ciprefix(char const *abbr, char const *word)
 {
   do