[libsanitizer] Make sanitizer_unwind_posix.cc a libcdep source file.

Guard the source with #if SANITIZER_POSIX to fix compilation on Windows.
use it only in 

llvm-svn: 216882

2 files changed, 5 insertions, 3 deletions

diff --git a/compiler-rt/lib/sanitizer_common/CMakeLists.txt b/compiler-rt/lib/sanitizer_common/CMakeLists.txt
index d78a4dbab6e..3b1fab8ec23 100644
--- a/compiler-rt/lib/sanitizer_common/CMakeLists.txt
+++ b/compiler-rt/lib/sanitizer_common/CMakeLists.txt
@@ -28,7 +28,6 @@ set(SANITIZER_SOURCES
   sanitizer_symbolizer_win.cc
   sanitizer_tls_get_addr.cc
   sanitizer_thread_registry.cc
-  sanitizer_unwind_posix.cc
   sanitizer_win.cc)
 
 set(SANITIZER_LIBCDEP_SOURCES
@@ -40,7 +39,8 @@ set(SANITIZER_LIBCDEP_SOURCES
   sanitizer_stacktrace_libcdep.cc
   sanitizer_stoptheworld_linux_libcdep.cc
   sanitizer_symbolizer_libcdep.cc
-  sanitizer_symbolizer_posix_libcdep.cc)
+  sanitizer_symbolizer_posix_libcdep.cc
+  sanitizer_unwind_posix_libcdep.cc)
 
 # Explicitly list all sanitizer_common headers. Not all of these are
 # included in sanitizer_common source files, but we need to depend on
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_unwind_posix.cc b/compiler-rt/lib/sanitizer_common/sanitizer_unwind_posix_libcdep.cc
index 535088cd537..bb4d4f57125 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_unwind_posix.cc
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_unwind_posix_libcdep.cc
@@ -12,7 +12,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "sanitizer_platform.h"
-
+#if SANITIZER_POSIX
 #include "sanitizer_common.h"
 #include "sanitizer_stacktrace.h"
 
@@ -149,3 +149,5 @@ void StackTrace::SlowUnwindStackWithContext(uptr pc, void *context,
 }
 
 }  // namespace __sanitizer
+
+#endif  // SANITIZER_POSIX