remove assignments that will be overwritten right afterwards,

and remove pointless local variables;
found in a clang output from Ulrich Spoerlein <uqs at FreeBSD>

3 files changed, 1 insertions, 7 deletions

diff --git a/man_validate.c b/man_validate.c
index ad923caf..2c64608c 100644
--- a/man_validate.c
+++ b/man_validate.c
@@ -395,7 +395,6 @@ static int
 post_TH(CHKARGS)
 {
 	const char	*p;
-	int		 line, pos;
 
 	free(man->meta.title);
 	free(man->meta.vol);
@@ -403,8 +402,6 @@ post_TH(CHKARGS)
 	free(man->meta.msec);
 	free(man->meta.date);
 
-	line = n->line;
-	pos = n->pos;
 	man->meta.title = man->meta.vol = man->meta.date =
 		man->meta.msec = man->meta.source = NULL;
 
@@ -438,9 +435,8 @@ post_TH(CHKARGS)
 	if (n)
 		n = n->next;
 	if (n && n->string && '\0' != n->string[0]) {
-		pos = n->pos;
 		man->meta.date = mandoc_normdate
-		    (man->parse, n->string, line, pos);
+		    (man->parse, n->string, n->line, n->pos);
 	} else
 		man->meta.date = mandoc_strdup("");
 
diff --git a/mandocdb.c b/mandocdb.c
index 342539cc..80971027 100644
--- a/mandocdb.c
+++ b/mandocdb.c
@@ -1734,7 +1734,6 @@ utf8key(struct mchars *mc, struct str *key)
 		/* Read past the slash. */
 
 		val++;
-		u = 0;
 
 		/*
 		 * Parse the escape sequence and see if it's a
diff --git a/term.c b/term.c
index e3eda82b..9f59d113 100644
--- a/term.c
+++ b/term.c
@@ -659,7 +659,6 @@ term_strlen(const struct termp *p, const char *cp)
 		for (i = 0; i < rsz; i++)
 			sz += cond_width(p, *cp++, &skip);
 
-		c = 0;
 		switch (*cp) {
 		case ('\\'):
 			cp++;