1 // RUN: %clang_cc1 -std=c++11 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s 2 3 struct S { S(); ~S(); S(const S &); void operator()(int); }; 4 using size_t = decltype(sizeof(int)); 5 S operator"" _x(const char *, size_t); 6 S operator"" _y(wchar_t); 7 S operator"" _z(unsigned long long); 8 S operator"" _f(long double); 9 S operator"" _r(const char *); 10 template<char...Cs> S operator"" _t() { return S(); } 11 12 // CHECK: @[[s_foo:.*]] = {{.*}} constant [4 x i8] c"foo\00" 13 // CHECK: @[[s_bar:.*]] = {{.*}} constant [4 x i8] c"bar\00" 14 // CHECK: @[[s_123:.*]] = {{.*}} constant [4 x i8] c"123\00" 15 // CHECK: @[[s_4_9:.*]] = {{.*}} constant [4 x i8] c"4.9\00" 16 // CHECK: @[[s_0xffffeeee:.*]] = {{.*}} constant [11 x i8] c"0xffffeeee\00" 17 18 void f() { 19 // CHECK: call void @_Zli2_xPKcm({{.*}}, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[s_foo]], i32 0, i32 0), i64 3) 20 // CHECK: call void @_Zli2_xPKcm({{.*}}, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[s_bar]], i32 0, i32 0), i64 3) 21 // CHECK: call void @_Zli2_yw({{.*}} 97) 22 // CHECK: call void @_Zli2_zy({{.*}} 42) 23 // CHECK: call void @_Zli2_fe({{.*}} x86_fp80 0xK3FFF8000000000000000) 24 // CHECK: call void @_ZN1SD1Ev({{.*}}) 25 // CHECK: call void @_ZN1SD1Ev({{.*}}) 26 // CHECK: call void @_ZN1SD1Ev({{.*}}) 27 // CHECK: call void @_ZN1SD1Ev({{.*}}) 28 // CHECK: call void @_ZN1SD1Ev({{.*}}) 29 "foo"_x, "bar"_x, L'a'_y, 42_z, 1.0_f; 30 31 // CHECK: call void @_Zli2_rPKc({{.*}}, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[s_123]], i32 0, i32 0)) 32 // CHECK: call void @_Zli2_rPKc({{.*}}, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @[[s_4_9]], i32 0, i32 0)) 33 // CHECK: call void @_Zli2_rPKc({{.*}}, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @[[s_0xffffeeee]], i32 0, i32 0)) 34 // CHECK: call void @_ZN1SD1Ev({{.*}}) 35 // CHECK: call void @_ZN1SD1Ev({{.*}}) 36 // CHECK: call void @_ZN1SD1Ev({{.*}}) 37 123_r, 4.9_r, 0xffff\ 38 eeee_r; 39 40 // FIXME: This mangling is insane. Maybe we should have a special case for 41 // char parameter packs? 42 // CHECK: call void @_Zli2_tIJLc48ELc120ELc49ELc50ELc51ELc52ELc53ELc54ELc55ELc56EEE1Sv({{.*}}) 43 // CHECK: call void @_ZN1SD1Ev({{.*}}) 44 0x12345678_t; 45 } 46 47 // CHECK: define {{.*}} @_Zli2_tIJLc48ELc120ELc49ELc50ELc51ELc52ELc53ELc54ELc55ELc56EEE1Sv( 48 49 template<typename T> auto g(T t) -> decltype("foo"_x(t)) { return "foo"_x(t); } 50 template<typename T> auto i(T t) -> decltype(operator"" _x("foo", 3)(t)) { return operator"" _x("foo", 3)(t); } 51 52 void h() { 53 g(42); 54 i(42); 55 } 56 57 // CHECK: define {{.*}} @_Z1hv() 58 // CHECK: call void @_Z1gIiEDTclclL_Zli2_xPKcmELA4_S0_ELm3EEfp_EET_(i32 42) 59 // CHECK: call void @_Z1iIiEDTclclL_Zli2_xPKcmELA4_S0_ELi3EEfp_EET_(i32 42) 60 61 // CHECK: define {{.*}} @_Z1gIiEDTclclL_Zli2_xPKcmELA4_S0_ELm3EEfp_EET_(i32 62 // CHECK: call void @_Zli2_xPKcm({{.*}}, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @{{.*}}, i32 0, i32 0), i64 3) 63 // CHECK: call void @_ZN1SclEi 64 // CHECK: call void @_ZN1SD1Ev 65 66 // CHECK: define {{.*}} @_Z1iIiEDTclclL_Zli2_xPKcmELA4_S0_ELi3EEfp_EET_(i32 67 // CHECK: call void @_Zli2_xPKcm({{.*}}, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @{{.*}}, i32 0, i32 0), i64 3) 68 // CHECK: call void @_ZN1SclEi 69 // CHECK: call void @_ZN1SD1Ev 70
