Avoid buffer[length] construct in yaz-ztest

diff --git a/ztest/ztest.c b/ztest/ztest.c
index 6397831..50872a3 100644 (file)
--- a/ztest/ztest.c
+++ b/ztest/ztest.c
@@ -232,7 +232,7 @@ static void addterms(ODR odr, Z_FacetField *facet_field, const char *facet_name)
     int index;
     int freq = 100;
     int length = strlen(facet_name) + 10;
-    char key[length];
+    char *key = odr_malloc(odr, length);
     key[0] = '\0';
     for (index = 0; index < facet_field->num_terms; index++) {
         Z_Term *term;