System Environment:
--------------------------
Arch:    i386
Libdrm:  (master)2.4.34-2-g481234f2909c0506962a2f42da862da6a9b13fd8
Wayland: (master)d422a733b4c20a65748c8d9e811f672a2d744218
Mesa:    (master)6404095fbab74a6194081374bd56786d07c5d561
Xserver: (master)
xorg-server-1.12.0-193-g594b4a4f0601066d09e49a84c5af8c2eb6f07240
Xf86_video_intel: (master) 2.19.0-110-g55e6f5f220401318529e81f7c96fe0af3b893a0c
Cairo:   (master)dbc0efad7e565558a3abf7f69d7675efddc4688d
Cairo_gl:(master) f3ae8302072dbcee38be4e0a9397e5aaa4084ecf
Xkbcommon:(master) 8ca8f05aab86423c2495cd917489becfecca4632
Weston:   (master) 92a57db6f2fb54d70e5da00aaabc6af752ee07a2
Kernel_unstable: (drm-intel-next-queued)
eeafaaca763408c099d2ade3a69e0716f296a97b

Bug detailed description:
-----------------------------
Run case simple-egl, it will report:
"Mesa 8.1-devel implementation error: meta program compile failed:
tzFØþ  
source:
#version 130
attribute vec4 position;
void main()
{
   gl_Position = position;
}


Please report at bugs.freedesktop.org
Mesa 8.1-devel implementation error: meta program compile failed:
tzF è¾  
source:
#version 130
uniform ivec4 color;
out ivec4 out_color;

void main()
{
   out_color = color;
}


Please report at bugs.freedesktop.org
Mesa 8.1-devel implementation error: meta program link failed:
error: program lacks a vertex shader

Please report at bugs.freedesktop.org"
However, the system run normally and the operations regard to it also works well.

The issue can be reproduced both under drm and X mode.

Reproduce steps:
----------------------------
1. Start weston
2. ./simple-egl