svga: Limit svga message capability to newer compilers
authorSinclair Yeh <syeh@vmware.com>
Thu, 4 Aug 2016 19:57:06 +0000 (12:57 -0700)
committerBrian Paul <brianp@vmware.com>
Wed, 24 May 2017 17:33:46 +0000 (11:33 -0600)
commit14d16872298a88ddbf704ccdd5b0fc3b0e78778b
treeecdcce3433f23fffa01cbd511c8b7723e6852a6c
parentc85a35d4650806e7fe7e3b3348efa8180dfc6620
svga: Limit svga message capability to newer compilers

The assembly code used by the SVGA message feature doesn't
build properly with older compilers, so limit it to only
gcc 5.3.0 and newer.

Also modified the stubs to avoid "unused variable" warnings.

Reviewed-by: Charmaine Lee <charmainel@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
src/gallium/drivers/svga/svga_msg.c