63 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -ast-print %s | FileCheck %s2 3// CHECK: auto operator""_foo(const char *p, decltype(sizeof(int))) -> decltype(nullptr);4auto operator"" _foo(const char *p, decltype(sizeof(int))) -> decltype(nullptr);5 6// CHECK: decltype(""_foo) operator""_bar(unsigned long long);7decltype(""_foo) operator"" _bar(unsigned long long);8 9// CHECK: decltype(42_bar) operator""_baz(long double);10decltype(42_bar) operator"" _baz(long double);11 12// CHECK: decltype(4.5_baz) operator""_baz(char);13decltype(4.5_baz) operator"" _baz(char);14 15// CHECK: const char *operator""_quux(const char *);16const char *operator"" _quux(const char *);17 18// CHECK: template <char ...> const char *operator""_fritz();19template<char...> const char *operator"" _fritz();20 21// CHECK: const char *p1 = "bar1"_foo;22const char *p1 = "bar1"_foo;23// CHECK: const char *p2 = "bar2"_foo;24const char *p2 = R"x(bar2)x"_foo;25// CHECK: const char *p3 = u8"bar3"_foo;26const char *p3 = u8"bar3"_foo;27// CHECK: const char *p4 = 297_bar;28const char *p4 = 0x129_bar;29// CHECK: const char *p5 = 1.0E+12_baz;30const char *p5 = 1e12_baz;31// CHECK: const char *p6 = 'x'_baz;32const char *p6 = 'x'_baz;33// CHECK: const char *p7 = 123_quux;34const char *p7 = 123_quux;35// CHECK: const char *p8 = 4.9_quux;36const char *p8 = 4.9_quux;37// CHECK: const char *p9 = 0x42e3F_fritz;38const char *p9 = 0x42e3F_fritz;39// CHECK: const char *p10 = 3.300e+15_fritz;40const char *p10 = 3.300e+15_fritz;41 42template <class C, C...> const char *operator"" _suffix();43// CHECK: const char *PR23120 = operator""_suffix<char32_t, U'\U00010437'>();44const char *PR23120 = U"𐐷"_suffix;45 46// PR2888547struct A {48 A();49};50struct B : A {51 using A::A; // CHECK: using A::A;52}; // CHECK-NEXT: };53 54// CHECK: ;55;56// CHECK-NOT: ;57 58void g(int n) {59 int buffer[n]; // CHECK: int buffer[n];60 [&buffer]() {}(); // CHECK: [&buffer]61}62 63