main/format_pack: Fix a wrong datatype in pack_ubyte_R8G8_UNORM

Before it was only storing one of the color components due to truncation.
With this patch it now properly stores all of them.

Reviewed-by: Brian Paul <brianp@vmware.com>
Cc: "10.2" <mesa-stable@lists.freedesktop.org>
configure.ac: Add LLVM patch version to error message.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
i965: Silence many unused parameter warnings

brw_inst.h: In function 'brw_inst_set_src1_vstride':
brw_inst.h:118:76: warning: unused parameter 'brw' [-Wunused-parameter]

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
i965: Silence 'comparison is always true' warning

The parameter is an int16_t, and we're check that it's value will fit in
16-bits.  Yes, the value that is stored in 16-bits will surely fit in
16-bits.

brw_inst.h: In function 'brw_inst_set_gen6_jump_count':
brw_inst.h:321:66: warning: comparison is always true due to limited range of data type [-Wtype-limits]
brw_inst.h:321:66: warning: comparison is always true due to limited range of data type [-Wtype-limits]

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
i965: Silence unused parameter warning

brw_fs_visitor.cpp:2400:1: warning: unused parameter 'ir' [-Wunused-parameter]

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
glsl: Fix bad indentation

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>