progs/perf: glGenerateMipmap() test
diff --git a/progs/perf/SConscript b/progs/perf/SConscript
index 84f1669..a5ec9a7 100644
--- a/progs/perf/SConscript
+++ b/progs/perf/SConscript
@@ -12,6 +12,7 @@
       'drawoverhead',
       'fbobind',
       'fill',
+      'genmipmap',
       'readpixels',
       'swapbuffers',
       'teximage',