mesa: log the shader checksum
diff --git a/src/mesa/shader/prog_print.c b/src/mesa/shader/prog_print.c
index cef0288..20d3fde 100644
--- a/src/mesa/shader/prog_print.c
+++ b/src/mesa/shader/prog_print.c
@@ -933,7 +933,7 @@
       return;
    }
 
-   fprintf(f, "/* Shader %u source */\n", shader->Name);
+   fprintf(f, "/* Shader %u source, checksum %u */\n", shader->Name, shader->SourceChecksum);
    fputs(shader->Source, f);
    fprintf(f, "\n");