1 files changed, 13 insertions, 4 deletions
diff --git a/mesalib/src/mesa/program/hash_table.h b/mesalib/src/mesa/program/hash_table.h
index 941d28a4c..bcf65df7d 100644
--- a/mesalib/src/mesa/program/hash_table.h
+++ b/mesalib/src/mesa/program/hash_table.h
@@ -37,16 +37,17 @@
 #include <limits.h>
 #include <assert.h>
 
-struct hash_table;
 struct string_to_uint_map;
 
-typedef unsigned (*hash_func_t)(const void *key);
-typedef int (*hash_compare_func_t)(const void *key1, const void *key2);
-
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+struct hash_table;
+
+typedef unsigned (*hash_func_t)(const void *key);
+typedef int (*hash_compare_func_t)(const void *key1, const void *key2);
+
 /**
  * Hash table constructor
  *
@@ -214,6 +215,14 @@ public:
    }
 
    /**
+    * Remove all mappings from this map.
+    */
+   void clear()
+   {
+      hash_table_clear(this->ht);
+   }
+
+   /**
     * Get the value associated with a particular key
     *
     * \return