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TheRock/compiler/amd-llvm/clang/test/CIR/CodeGen/template-specialization.cpp
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

104 lines
2.5 KiB
C++

// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -Wno-unused-value -fclangir -emit-cir %s -o %t.cir
// RUN: FileCheck --input-file=%t.cir %s -check-prefix=CIR
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -Wno-unused-value -fclangir -emit-llvm %s -o %t-cir.ll
// RUN: FileCheck --input-file=%t-cir.ll %s -check-prefix=LLVM
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -Wno-unused-value -emit-llvm %s -o %t.ll
// RUN: FileCheck --input-file=%t.ll %s -check-prefix=OGCG
template<typename T, typename U>
class Templ {};
template<typename T>
class Templ<T, int>{};
Templ<int, int> t;
// CIR: !rec_Templ3Cint2C_int3E = !cir.struct<class "Templ<int, int>" padded {!u8i}>
// CIR: cir.global external @t = #cir.zero : !rec_Templ3Cint2C_int3E
// LLVM: %"class.Templ<int, int>" = type { i8 }
// LLVM: @t = global %"class.Templ<int, int>" zeroinitializer
// OGCG: %class.Templ = type { i8 }
// OGCG: @t = global %class.Templ zeroinitializer
template<class T>
class X {
public:
int f() { return 0; }
};
template<> class X<int> {
public:
int f() { return 1; }
};
void test_double() {
X<double> d;
d.f();
}
// CIR: cir.func{{.*}} @_ZN1XIdE1fEv
// CIR: cir.const #cir.int<0>
//
// CIR: cir.func{{.*}} @_Z11test_doublev()
// CIR: cir.call @_ZN1XIdE1fEv
// LLVM: define{{.*}} i32 @_ZN1XIdE1fEv
// LLVM: store i32 0
//
// LLVM: define{{.*}} void @_Z11test_doublev()
// LLVM: call{{.*}} i32 @_ZN1XIdE1fEv
// OGCG: define{{.*}} void @_Z11test_doublev()
// OGCG: call{{.*}} i32 @_ZN1XIdE1fEv
//
// OGCG: define{{.*}} i32 @_ZN1XIdE1fEv
// OGCG: ret i32 0
void test_int() {
X<int> n;
n.f();
}
// CIR: cir.func{{.*}} @_ZN1XIiE1fEv
// CIR: cir.const #cir.int<1>
//
// CIR: cir.func{{.*}} @_Z8test_intv()
// CIR: cir.call @_ZN1XIiE1fEv
// LLVM: define{{.*}} i32 @_ZN1XIiE1fEv
// LLVM: store i32 1
//
// LLVM: define{{.*}} void @_Z8test_intv()
// LLVM: call{{.*}} i32 @_ZN1XIiE1fEv
// OGCG: define{{.*}} void @_Z8test_intv()
// OGCG: call{{.*}} i32 @_ZN1XIiE1fEv
//
// OGCG: define{{.*}} i32 @_ZN1XIiE1fEv
// OGCG: ret i32 1
void test_short() {
X<short> s;
s.f();
}
// CIR: cir.func{{.*}} @_ZN1XIsE1fEv
// CIR: cir.const #cir.int<0>
//
// CIR: cir.func{{.*}} @_Z10test_shortv()
// CIR: cir.call @_ZN1XIsE1fEv
// LLVM: define{{.*}} i32 @_ZN1XIsE1fEv
// LLVM: store i32 0
//
// LLVM: define{{.*}} void @_Z10test_shortv()
// LLVM: call{{.*}} i32 @_ZN1XIsE1fEv
// OGCG: define{{.*}} void @_Z10test_shortv()
// OGCG: call{{.*}} i32 @_ZN1XIsE1fEv
//
// OGCG: define{{.*}} i32 @_ZN1XIsE1fEv
// OGCG: ret i32 0