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-rw-r--r--src/dispextern.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/dispextern.h b/src/dispextern.h
index b40bcc8219b..357504dd989 100644
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -259,7 +259,7 @@ enum window_part
/* Macros to include code only if GLYPH_DEBUG is defined. */
#ifdef GLYPH_DEBUG
-#define IF_DEBUG(X) ((void) (X))
+#define IF_DEBUG(X) do { (X); } while (false)
#else
#define IF_DEBUG(X) ((void) 0)
#endif