ast: use an int for 'groups'

Squashes five -Wconversion warnings.

diff --git a/lib/ast/strmatch.c b/lib/ast/strmatch.c
index f8e140213b194003c0be5a0a2ed33fcbb176874b..a660b0393a1333364b031bdc0e60522e831878b0 100644 (file)
--- a/lib/ast/strmatch.c
+++ b/lib/ast/strmatch.c
@@ -67,7 +67,7 @@ typedef struct {
     char *beg[MAXGROUP];
     char *end[MAXGROUP];
     char *next_s;
-    short groups;
+    int groups;
 } Group_t;
 
 typedef struct {