bc: simplify bc_lex_whitespace()

function                                             old     new   delta
bc_lex_whitespace                                     52      41     -11

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/miscutils/bc.c b/miscutils/bc.c
index a271a20407c77a1606910f8bc9b7370de3708f58..5938e54abfb9beab127677ccc027c4fb3fc269d5 100644 (file)
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -2790,9 +2790,13 @@ static void bc_lex_lineComment(BcLex *l)
 
 static void bc_lex_whitespace(BcLex *l)
 {
-       char c;
        l->t.t = BC_LEX_WHITESPACE;
-       for (c = l->buf[l->i]; c != '\n' && isspace(c); c = l->buf[++l->i]);
+       for (;;) {
+               char c = l->buf[l->i];
+               if (c == '\n' || !isspace(c))
+                       break;
+               l->i++;
+       }
 }
 
 static BC_STATUS zbc_lex_number(BcLex *l, char start)