[EXPAND] Fixed inverted char class matching

The return value of ccmatch was being treated as 0 or 1 but
it's actually zero or non-zero.  This broke inverted character
class matching.

Reported by Alexander Skwar.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/expand.c b/src/expand.c
index cf64921..db67c7c 100644
--- a/src/expand.c
+++ b/src/expand.c
@@ -1581,7 +1581,7 @@ pmatch(const char *pattern, const char *string)
 				if (c == '[') {
 					const char *r;
 
-					found |= ccmatch(p, chr, &r);
+					found |= !!ccmatch(p, chr, &r);
 					if (r) {
 						p = r;
 						continue;