X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fprogram%2Fprogram.c;h=ecff2344a4473d02b8aaf855111150daadba58fb;hb=2e71c7d4ffa439dace639bd9c66174544dcd02d7;hp=78efca9f122bb2b136073f21191a8655a67fbfdb;hpb=4d203a01e20dedcfaab09c18922e8ed9dcb39729;p=mesa.git

diff --git a/src/mesa/program/program.c b/src/mesa/program/program.c
index 78efca9f122..ecff2344a44 100644
--- a/src/mesa/program/program.c
+++ b/src/mesa/program/program.c
@@ -388,8 +388,9 @@ _mesa_delete_program(struct gl_context *ctx, struct gl_program *prog)
    if (prog->String)
       free(prog->String);
 
-   _mesa_free_instructions(prog->Instructions, prog->NumInstructions);
-
+   if (prog->Instructions) {
+      _mesa_free_instructions(prog->Instructions, prog->NumInstructions);
+   }
    if (prog->Parameters) {
       _mesa_free_parameter_list(prog->Parameters);
    }
@@ -421,12 +422,15 @@ _mesa_lookup_program(struct gl_context *ctx, GLuint id)
 
 /**
  * Reference counting for vertex/fragment programs
+ * This is normally only called from the _mesa_reference_program() macro
+ * when there's a real pointer change.
  */
 void
-_mesa_reference_program(struct gl_context *ctx,
-                        struct gl_program **ptr,
-                        struct gl_program *prog)
+_mesa_reference_program_(struct gl_context *ctx,
+                         struct gl_program **ptr,
+                         struct gl_program *prog)
 {
+#ifndef NDEBUG
    assert(ptr);
    if (*ptr && prog) {
       /* sanity check */
@@ -438,9 +442,8 @@ _mesa_reference_program(struct gl_context *ctx,
       else if ((*ptr)->Target == MESA_GEOMETRY_PROGRAM)
          ASSERT(prog->Target == MESA_GEOMETRY_PROGRAM);
    }
-   if (*ptr == prog) {
-      return;  /* no change */
-   }
+#endif
+
    if (*ptr) {
       GLboolean deleteFlag;
 
@@ -1029,7 +1032,8 @@ _mesa_postprocess_program(struct gl_context *ctx, struct gl_program *prog)
    GLuint i;
    GLuint whiteSwizzle;
    GLint whiteIndex = _mesa_add_unnamed_constant(prog->Parameters,
-                                                 white, 4, &whiteSwizzle);
+                                                 (gl_constant_value *) white,
+                                                 4, &whiteSwizzle);
 
    (void) whiteIndex;