[thirdparty/gcc.git] / gcc / testsuite / gdc.test / compilable / test17421.d

// https://issues.dlang.org/show_bug.cgi?id=17421

import core.stdc.stdarg;

void novar() {}
extern(C) void cstyle(int, ...) {}
extern(C++) void cppstyle(int, ...) {}
void dstyle(...) {}
void typesafe(int[]...) {}

static assert(__traits(getFunctionVariadicStyle, novar) == "none");
static assert(__traits(getFunctionVariadicStyle, cstyle) == "stdarg");
static assert(__traits(getFunctionVariadicStyle, cppstyle) == "stdarg");
static assert(__traits(getFunctionVariadicStyle, dstyle) == "argptr");
static assert(__traits(getFunctionVariadicStyle, typesafe) == "typesafe");

static assert(__traits(getFunctionVariadicStyle, (int[] a...) {}) == "typesafe");
static assert(__traits(getFunctionVariadicStyle, typeof(cstyle)) == "stdarg");
Commit	Line	Data
b4c522fa IB	1	// https://issues.dlang.org/show_bug.cgi?id=17421
	2
	3	import core.stdc.stdarg;
	4
	5	void novar() {}
	6	extern(C) void cstyle(int, ...) {}
	7	extern(C++) void cppstyle(int, ...) {}
	8	void dstyle(...) {}
	9	void typesafe(int[]...) {}
	10
	11	static assert(__traits(getFunctionVariadicStyle, novar) == "none");
	12	static assert(__traits(getFunctionVariadicStyle, cstyle) == "stdarg");
	13	static assert(__traits(getFunctionVariadicStyle, cppstyle) == "stdarg");
	14	static assert(__traits(getFunctionVariadicStyle, dstyle) == "argptr");
	15	static assert(__traits(getFunctionVariadicStyle, typesafe) == "typesafe");
	16
	17	static assert(__traits(getFunctionVariadicStyle, (int[] a...) {}) == "typesafe");
	18	static assert(__traits(getFunctionVariadicStyle, typeof(cstyle)) == "stdarg");
	19