migrate langref documentation generation to the build system

1 files changed, 13 insertions, 0 deletions

diff --git a/doc/langref/test_variadic_function.zig b/doc/langref/test_variadic_function.zig
new file mode 100644
index 0000000000..b47b75e1a8
--- /dev/null
+++ b/doc/langref/test_variadic_function.zig
@@ -0,0 +1,13 @@
+const std = @import("std");
+const testing = std.testing;
+
+pub extern "c" fn printf(format: [*:0]const u8, ...) c_int;
+
+test "variadic function" {
+    try testing.expect(printf("Hello, world!\n") == 14);
+    try testing.expect(@typeInfo(@TypeOf(printf)).Fn.is_var_args);
+}
+
+// test
+// link_libc
+// verbose_cimport