* stdarg.m4 (gl_STDARG_H): Properly parenthesize gl_va_copy.

[gnulib.git] / m4 / stdarg.m4

diff --git a/m4/stdarg.m4 b/m4/stdarg.m4
index 0448085..e8e680a 100644 (file)
--- a/m4/stdarg.m4
+++ b/m4/stdarg.m4
@@ -32,7 +32,7 @@ error, bail out
         [Define as a macro for copying va_list variables.])
     else
       AH_VERBATIM([gl_VA_COPY], [/* A replacement for va_copy, if needed.  */
-#define gl_va_copy(a,b) (a) = (b)])
+#define gl_va_copy(a,b) ((a) = (b))])
       AC_DEFINE([va_copy], [gl_va_copy],
         [Define as a macro for copying va_list variables.])
     fi