Mesa (master): swr: fix windows build break

[Tim Rowley]

Module: Mesa
Branch: master
Commit: 36ad8265489fc66ab45b9b74dafa353a93bdb03b
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=36ad8265489fc66ab45b9b74dafa353a93bdb03b

Author: George Kyriazis <george.kyriazis at intel.com>
Date:   Wed Jan  4 13:13:36 2017 -0600

swr: fix windows build break

wrap lp_bld_type.h around extern "C".
Windows decorates global variables, so when used from .cpp files, need
to use an undecorated version.

Also, removed related and unneeded code from swr_screen.cpp

Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu>

---

 src/gallium/auxiliary/gallivm/lp_bld_type.h | 7 +++++++
 src/gallium/drivers/swr/swr_screen.cpp      | 4 ----
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_type.h b/src/gallium/auxiliary/gallivm/lp_bld_type.h
index 7fb449f..afe8722 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_type.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld_type.h
@@ -41,6 +41,10 @@
 #include "pipe/p_compiler.h"
 #include "gallivm/lp_bld.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * Native SIMD architecture width available at runtime.
  *
@@ -449,5 +453,8 @@ lp_build_context_init(struct lp_build_context *bld,
 unsigned
 lp_build_count_ir_module(LLVMModuleRef module);
 
+#ifdef __cplusplus
+}
+#endif
 
 #endif /* !LP_BLD_TYPE_H */
diff --git a/src/gallium/drivers/swr/swr_screen.cpp b/src/gallium/drivers/swr/swr_screen.cpp
index ad270e5..6ff21cd 100644
--- a/src/gallium/drivers/swr/swr_screen.cpp
+++ b/src/gallium/drivers/swr/swr_screen.cpp
@@ -39,10 +39,6 @@
 
 #include "state_tracker/sw_winsys.h"
 
-extern "C" {
-#include "gallivm/lp_bld_limits.h"
-}
-
 #include "jit_api.h"
 
 #include "memory/TilingFunctions.h"