+++ /dev/null
-/* This works. */
-#define foo(a) (a)
-#define bar two,words
-foo(bar)
-
-/* So does this. */
-#define foo2(a,b) (a separate b)
-#define foo2_wrap(a) foo2(a)
-foo2_wrap(bar)
-
-/* But this generates an error. */
-#define foo_wrap(a) foo(a)
-foo_wrap(bar)
-
-/* Adding parentheses to foo_wrap fixes it. */
-#define foo_wrap_parens(a) foo((a))
-foo_wrap_parens(bar)
-
-/* As does adding parentheses to bar */
-#define bar_parens (two,words)
-foo_wrap(bar_parens)
-foo_wrap_parens(bar_parens)
-
-