Commit f35a963ac5a2ea053801c37be1271153f35b7df1 | zig

author	Veikka Tuominen <git@vexu.eu> 2020-01-02 11:51:35+02:00
committer	Andrew Kelley <andrew@ziglang.org> 2020-01-02 10:39:52-05:00
log	f35a963ac5a2ea053801c37be1271153f35b7df1
tree	f67d0656ab79be74b50bc1d66850b39240bcac0d
parent	576320e6d5bf706a0ee03a3e9318c8ef2fd6e76f

2 files changed, 10 insertions(+), 2 deletions(-)

src-self-hosted/translate_c.zig+8-2

 @@ -477,8 +477,14 @@ fn visitFnDecl(c: *Context, fn_decl: *const ZigClangFunctionDecl) Error!void {
     var it = proto_node.params.iterator(0);
     while (it.next()) |p| {
         const param = @fieldParentPtr(ast.Node.ParamDecl, "base", p.*);
-        const param_name = tokenSlice(c, param.name_token orelse
+        const param_name = if (param.name_token) |name_tok|
-            return failDecl(c, fn_decl_loc, fn_name, "function {} parameter has no name", .{fn_name}));
+            tokenSlice(c, name_tok)
+        else if (param.var_args_token != null) {
+            assert(it.next() == null);
+            _ = proto_node.params.pop();
+            break;
+        } else
+            return failDecl(c, fn_decl_loc, fn_name, "function {} parameter has no name", .{fn_name});
         const mangled_param_name = try block_scope.makeMangledName(c, param_name);

test/translate_c.zig+2

 @@ -2307,9 +2307,11 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
         \\inline void a(void) {}
         \\static void b(void) {}
         \\void c(void) {}
+        \\static void foo() {}
     , &[_][]const u8{
         \\pub fn a() void {}
         \\pub fn b() void {}
         \\pub export fn c() void {}
+        \\pub fn foo() void {}
     });
 }