Adjust code a little to avoid clang warnings

[yaz-moved-to-github.git] / include / yaz / wrbuf.h

diff --git a/include/yaz/wrbuf.h b/include/yaz/wrbuf.h
index 56b5e60..6cde6ee 100644 (file)
--- a/include/yaz/wrbuf.h
+++ b/include/yaz/wrbuf.h
@@ -215,7 +215,7 @@ YAZ_EXPORT int wrbuf_grow(WRBUF b, size_t minsize);
 YAZ_EXPORT const char *wrbuf_cstr(WRBUF b);
 
 #define wrbuf_putc(b, c) \
-    (((b)->pos >= (b)->size ? wrbuf_grow(b, 1) : 0),  \
+    ((void) ((b)->pos >= (b)->size ? wrbuf_grow(b, 1) : 0),  \
     (b)->buf[(b)->pos++] = (c), 0)
 
 YAZ_END_CDECL