================
@@ -6,27 +6,20 @@
#include <stdarg.h>
-#define DERP this is an error
-
void func(...) { // expected-warning {{'...' as the only parameter of a
function is incompatible with C standards before C23}}
// Show that va_start doesn't require the second argument in C23 mode.
va_list list;
- va_start(list); // expected-warning {{passing no argument for the '...'
parameter of a variadic macro is incompatible with C standards before C23}}
expected-note@* {{macro 'va_start' defined here}}
- va_end(list);
-
- // Show that va_start doesn't expand or evaluate the second argument.
- va_start(list, DERP);
+ va_start(list);
----------------
Sirraide wrote:
>From what I recall the builtin is only available in C23 mode or later, so I’m
>not sure we need to worry about compat warnings—or am I misunderstanding the
>scenario here?
https://github.com/llvm/llvm-project/pull/131166
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