1 // https://issues.dlang.org/show_bug.cgi?id=17421
2
3 import core.stdc.stdarg;
4
novar()5 void novar() {}
cstyle(int,...)6 extern(C) void cstyle(int, ...) {}
cppstyle(int,...)7 extern(C++) void cppstyle(int, ...) {}
dstyle(...)8 void dstyle(...) {}
typesafe(int[]...)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
20