mesa/st+tgsi: Provide a free callback to match with ureg_get_tokens().

This fixes crashes with the memory debugging routines on Windows.

NOTE: This is a candidate for the 7.8 stable branch

2 files changed, 10 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.c b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
index 49b854b1234..5fda808dbef 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_ureg.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
@@ -1467,6 +1467,12 @@ const struct tgsi_token *ureg_get_tokens( struct ureg_program *ureg,
 }
 
 
+void ureg_free_tokens( const struct tgsi_token *tokens )
+{
+   FREE((struct tgsi_token *)tokens);
+}
+
+
 struct ureg_program *ureg_create( unsigned processor )
 {
    struct ureg_program *ureg = CALLOC_STRUCT( ureg_program );
diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.h b/src/gallium/auxiliary/tgsi/tgsi_ureg.h
index f32420dd872..055545f3d2a 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_ureg.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.h
@@ -104,6 +104,10 @@ ureg_get_tokens( struct ureg_program *ureg,
                  unsigned *nr_tokens );
 
 
+/* Free the tokens created by ureg_get_tokens() */
+void ureg_free_tokens( const struct tgsi_token *tokens );
+
+
 void 
 ureg_destroy( struct ureg_program * );