default-arguments-cxx0x.cpp revision 762bb9d0ad20320b9f97a841dce57ba5e8e48b07
1762bb9d0ad20320b9f97a841dce57ba5e8e48b07Richard Smith// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s 251ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor 351ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor// Test default template arguments for function templates. 451ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregortemplate<typename T = int> 551ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregorvoid f0(); 651ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor 751ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregortemplate<typename T> 851ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregorvoid f0(); 951ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor 1051ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregorvoid g0() { 1151ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor f0(); // okay! 1251ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor} 1351ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor 1451ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregortemplate<typename T, int N = T::value> 1551ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregorint &f1(T); 1651ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor 1751ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregorfloat &f1(...); 1851ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor 1951ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregorstruct HasValue { 2051ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor static const int value = 17; 2151ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor}; 2251ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor 2351ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregorvoid g1() { 2451ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor float &fr = f1(15); 2551ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor int &ir = f1(HasValue()); 2651ffb0c9d43b2d3fd210e51ecdd67ba5d1790d70Douglas Gregor} 27