1 files changed, 2 insertions, 6 deletions
diff --git a/mpfr.c b/mpfr.c
index 0bb5b435..b239e4b6 100644
--- a/mpfr.c
+++ b/mpfr.c
@@ -275,7 +275,6 @@ static int
 force_mpnum(NODE *n, int do_nondec, int use_locale)
 {
 	char *cp, *cpend, *ptr, *cp1;
-	char save;
 	int tval, base = 10;
 
 	if (n->stlen == 0) {
@@ -292,9 +291,6 @@ force_mpnum(NODE *n, int do_nondec, int use_locale)
 		return false;
 	}
 
-	save = *cpend;
-	*cpend = '\0';
-
 	if (*cp == '+' || *cp == '-')
 		cp1 = cp + 1;
 	else
@@ -329,7 +325,6 @@ done:
 	/* trailing space is OK for NUMBER */
 	while (ptr < cpend && isspace((unsigned char) *ptr))
 		ptr++;
-	*cpend = save;
 	if (errno == 0 && ptr == cpend)
 		return true;
 	errno = 0;
@@ -347,7 +342,8 @@ mpg_force_number(NODE *n)
 
 	if (force_mpnum(n, (do_non_decimal_data && ! do_traditional), true)) {
 		if ((n->flags & MAYBE_NUM) != 0) {
-			n->flags &= ~(MAYBE_NUM|STRING);
+			/* leave MAYBE_NUM set to indicate a strnum */
+			n->flags &= ~STRING;
 			n->flags |= NUMBER;
 		}
 	} else