gxl2gv endElementHandler: use 'size_t' to track buffer size

Squashes -Wconversion warnings.

diff --git a/cmd/tools/gxl2gv.c b/cmd/tools/gxl2gv.c
index 2ad80347db9e9c651add9e6ae0264721b7f1cf0f..ebba48edb106751ea7882165d908f4ba93b608a7 100644 (file)
--- a/cmd/tools/gxl2gv.c
+++ b/cmd/tools/gxl2gv.c
@@ -634,7 +634,7 @@ static void endElementHandler(void *userData, const char *name)
 
        ud->closedElementType = TAG_NONE;
        if (ud->compositeReadState) {
-           int len = sizeof(GXL_COMP) + agxblen(&ud->xml_attr_name);
+           size_t len = sizeof(GXL_COMP) + (size_t)agxblen(&ud->xml_attr_name);
            if (len <= SMALLBUF) {
                name = buf;
            } else {