Ubuntu
libdrm package

  1. Bug #1247607
  2. Comment #22

Comment 22 for bug 1247607

Revision history for this message
In , Bugs-i (bugs-i) wrote :

Created attachment 88817
hack to force defined behavior

As I feared, recompiling only pushbuf.c with gcc-4.7 fixes this bug. So something in pushbuf.c is miscompiled. Unfortunately it's also the biggest abuser of post increment ops.

A simple workaround seems to be this patch.