зеркало из https://github.com/microsoft/clang-1.git
70 строки
3.1 KiB
C++
70 строки
3.1 KiB
C++
// RUN: %clang_cc1 -std=c++11 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s
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struct S { S(); ~S(); S(const S &); void operator()(int); };
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using size_t = decltype(sizeof(int));
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S operator"" _x(const char *, size_t);
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S operator"" _y(wchar_t);
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S operator"" _z(unsigned long long);
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S operator"" _f(long double);
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S operator"" _r(const char *);
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template<char...Cs> S operator"" _t() { return S(); }
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// CHECK: @[[s_foo:.*]] = {{.*}} constant [4 x i8] c"foo\00"
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// CHECK: @[[s_bar:.*]] = {{.*}} constant [4 x i8] c"bar\00"
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// CHECK: @[[s_123:.*]] = {{.*}} constant [4 x i8] c"123\00"
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// CHECK: @[[s_4_9:.*]] = {{.*}} constant [4 x i8] c"4.9\00"
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// CHECK: @[[s_0xffffeeee:.*]] = {{.*}} constant [11 x i8] c"0xffffeeee\00"
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void f() {
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// CHECK: call void @_Zli2_xPKcm({{.*}}, i8* getelementptr inbounds ([4 x i8]* @[[s_foo]], i32 0, i32 0), i64 3)
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// CHECK: call void @_Zli2_xPKcm({{.*}}, i8* getelementptr inbounds ([4 x i8]* @[[s_bar]], i32 0, i32 0), i64 3)
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// CHECK: call void @_Zli2_yw({{.*}} 97)
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// CHECK: call void @_Zli2_zy({{.*}} 42)
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// CHECK: call void @_Zli2_fe({{.*}} x86_fp80 0xK3FFF8000000000000000)
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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"foo"_x, "bar"_x, L'a'_y, 42_z, 1.0_f;
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// CHECK: call void @_Zli2_rPKc({{.*}}, i8* getelementptr inbounds ([4 x i8]* @[[s_123]], i32 0, i32 0))
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// CHECK: call void @_Zli2_rPKc({{.*}}, i8* getelementptr inbounds ([4 x i8]* @[[s_4_9]], i32 0, i32 0))
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// CHECK: call void @_Zli2_rPKc({{.*}}, i8* getelementptr inbounds ([11 x i8]* @[[s_0xffffeeee]], i32 0, i32 0))
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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123_r, 4.9_r, 0xffff\
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eeee_r;
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// FIXME: This mangling is insane. Maybe we should have a special case for
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// char parameter packs?
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// CHECK: call void @_Zli2_tIJLc48ELc120ELc49ELc50ELc51ELc52ELc53ELc54ELc55ELc56EEE1Sv({{.*}})
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// CHECK: call void @_ZN1SD1Ev({{.*}})
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0x12345678_t;
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}
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// CHECK: define {{.*}} @_Zli2_tIJLc48ELc120ELc49ELc50ELc51ELc52ELc53ELc54ELc55ELc56EEE1Sv(
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template<typename T> auto g(T t) -> decltype("foo"_x(t)) { return "foo"_x(t); }
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template<typename T> auto i(T t) -> decltype(operator"" _x("foo", 3)(t)) { return operator"" _x("foo", 3)(t); }
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void h() {
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g(42);
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i(42);
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}
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// CHECK: define {{.*}} @_Z1hv()
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// CHECK: call void @_Z1gIiEDTclclL_Zli2_xPKcmELA4_S0_ELm3EEfp_EET_(i32 42)
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// CHECK: call void @_Z1iIiEDTclclL_Zli2_xPKcmELA4_S0_ELi3EEfp_EET_(i32 42)
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// CHECK: define {{.*}} @_Z1gIiEDTclclL_Zli2_xPKcmELA4_S0_ELm3EEfp_EET_(i32
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// CHECK: call void @_Zli2_xPKcm({{.*}}, i8* getelementptr inbounds ([4 x i8]* @{{.*}}, i32 0, i32 0), i64 3)
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// CHECK: call void @_ZN1SclEi
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// CHECK: call void @_ZN1SD1Ev
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// CHECK: define {{.*}} @_Z1iIiEDTclclL_Zli2_xPKcmELA4_S0_ELi3EEfp_EET_(i32
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// CHECK: call void @_Zli2_xPKcm({{.*}}, i8* getelementptr inbounds ([4 x i8]* @{{.*}}, i32 0, i32 0), i64 3)
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// CHECK: call void @_ZN1SclEi
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// CHECK: call void @_ZN1SD1Ev
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