[HarfBuzz] harfbuzz: Branch 'master'

[Behdad Esfahbod]

 src/hb-private.hh |    2 ++
 1 file changed, 2 insertions(+)

New commits:
commit be59f3cbf4e3269ea05d5a707cdae04a32e097ce
Author: Behdad Esfahbod <behdad at behdad.org>
Date:   Tue Dec 5 09:01:28 2017 -0800

    Silence unused-variables warning on MSVC
    
    Fixes https://github.com/harfbuzz/harfbuzz/issues/635

diff --git a/src/hb-private.hh b/src/hb-private.hh
index 9c55b4bc..acddd893 100644
--- a/src/hb-private.hh
+++ b/src/hb-private.hh
@@ -112,6 +112,8 @@ extern "C" void  hb_free_impl(void *ptr);
 #endif
 #if __GNUC__ >= 4
 #define HB_UNUSED	__attribute__((unused))
+#elif defined(_MSC_VER) /* https://github.com/harfbuzz/harfbuzz/issues/635 */
+#define HB_UNUSED __pragma(warning(suppress: 4100 4101))
 #else
 #define HB_UNUSED
 #endif