Mesa (master): st/nine: Fix build with -Werror=empty-body

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Module: Mesa
Branch: master
Commit: f091b028251fb38d9555b90ca25c5d616dc94c72
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f091b028251fb38d9555b90ca25c5d616dc94c72

Author: Timur Kristóf <timur.kristof at gmail.com>
Date:   Fri Oct 25 10:44:23 2019 +0200

st/nine: Fix build with -Werror=empty-body

Closes: https://gitlab.freedesktop.org/mesa/mesa/issues/1995
Fixes: 8d43e2b2ded0fe3c82d4 ("meson: add -Werror=empty-body to disallow `if(x);`")

Signed-off-by: Timur Kristóf <timur.kristof at gmail.com>
Reviewed-by: Eric Engestrom <eric.engestrom at intel.com>

---

 src/gallium/state_trackers/nine/nine_debug.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/gallium/state_trackers/nine/nine_debug.h b/src/gallium/state_trackers/nine/nine_debug.h
index 2bbb73ef96a..905568d0d17 100644
--- a/src/gallium/state_trackers/nine/nine_debug.h
+++ b/src/gallium/state_trackers/nine/nine_debug.h
@@ -44,15 +44,15 @@ _nine_debug_printf( unsigned long flag,
         } \
     } while(0)
 #else
-#define WARN(fmt, ...)
-#define WARN_ONCE(fmt, ...)
+#define WARN(fmt, ...) do {} while(0)
+#define WARN_ONCE(fmt, ...) do {} while(0)
 #endif
 
 #if defined(DEBUG) || !defined(NDEBUG)
 #define DBG_FLAG(flag, fmt, ...) \
     _nine_debug_printf(flag, __FUNCTION__, fmt, ## __VA_ARGS__)
 #else
-#define DBG_FLAG(flag, fmt, ...)
+#define DBG_FLAG(flag, fmt, ...) do {} while(0)
 #endif
 #define DBG(fmt, ...) DBG_FLAG(DBG_CHANNEL, fmt, ## __VA_ARGS__)