llvm-for-llvmta/tools/clang/test/CodeGenCXX/dso-local-executable.cpp

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2022-04-25 13:02:35 +02:00
// RUN: %clang_cc1 -triple x86_64-pc-linux -mrelocation-model static -O1 -fno-experimental-new-pass-manager -emit-llvm %s -o - | FileCheck --check-prefix=STATIC %s
// RUN: %clang_cc1 -triple x86_64-pc-linux -mrelocation-model static -fno-plt -O1 -fno-experimental-new-pass-manager -emit-llvm %s -o - | FileCheck --check-prefix=NOPLT %s
// RUN: %clang_cc1 -triple x86_64-w64-mingw32 -O1 -fno-experimental-new-pass-manager -emit-llvm %s -o - | FileCheck --check-prefix=MINGW %s
// STATIC-DAG: @_ZTV1C = linkonce_odr dso_local unnamed_addr constant
// STATIC-DAG: @_ZTS1C = linkonce_odr dso_local constant
// STATIC-DAG: @_ZTI1C = linkonce_odr dso_local constant
// STATIC-DAG: @_ZZ14useStaticLocalvE3obj = linkonce_odr dso_local global
// STATIC-DAG: @_ZGVZN5guard1gEvE1a = linkonce_odr dso_local global
// STATIC-DAG: define dso_local void @_ZN1CC2Ev(
// STATIC-DAG: define dso_local void @_ZN1CC1Ev(
// STATIC-DAG: define linkonce_odr dso_local void @_ZN1C3fooEv(
// NOPLT-DAG: @_ZTV1C = linkonce_odr dso_local unnamed_addr constant
// NOPLT-DAG: @_ZTS1C = linkonce_odr dso_local constant
// NOPLT-DAG: @_ZTI1C = linkonce_odr dso_local constant
// NOPLT-DAG: @_ZZ14useStaticLocalvE3obj = linkonce_odr dso_local global
// NOPLT-DAG: @_ZGVZN5guard1gEvE1a = linkonce_odr dso_local global
// NOPLT-DAG: define dso_local void @_ZN1CC2Ev(
// NOPLT-DAG: define dso_local void @_ZN1CC1Ev(
// NOPLT-DAG: define linkonce_odr dso_local void @_ZN1C3fooEv(
// MINGW-DAG: @_ZTV1C = linkonce_odr dso_local unnamed_addr constant
// MINGW-DAG: @_ZTS1C = linkonce_odr dso_local constant
// MINGW-DAG: @_ZTI1C = linkonce_odr dso_local constant
// MINGW-DAG: @_ZZ14useStaticLocalvE3obj = linkonce_odr dso_local global
// MINGW-DAG: @_ZGVZN5guard1gEvE1a = linkonce_odr dso_local global
// MINGW-DAG: define dso_local void @_ZN1CC2Ev(
// MINGW-DAG: define dso_local void @_ZN1CC1Ev(
// MINGW-DAG: define linkonce_odr dso_local void @_ZN1C3fooEv(
struct C {
C();
virtual void foo() {}
};
C::C() {}
struct HasVTable {
virtual void f();
};
inline HasVTable &useStaticLocal() {
static HasVTable obj;
return obj;
}
void useit() {
useStaticLocal();
}
namespace guard {
int f();
inline int g() {
static int a = f();
return a;
}
int h() {
return g();
}
} // namespace guard
// STATIC-DAG: @_ZN5test23barIiE1xE = available_externally dso_local constant i32
// STATIC-DAG: define available_externally dso_local void @_ZN5test23barIcEC1Ev(
// NOPLT-DAG: @_ZN5test23barIiE1xE = available_externally dso_local constant i32
// NOPLT-DAG: define available_externally void @_ZN5test23barIcEC1Ev(
// MINGW-DAG: @_ZN5test23barIiE1xE = available_externally constant i32
// MINGW-DAG: define available_externally dso_local void @_ZN5test23barIcEC1Ev(
namespace test2 {
void foo();
template <typename T>
struct bar {
virtual void zed();
static const int x = 42;
bar() { foo(); }
};
extern template class bar<char>;
bar<char> abc;
const int *getX() {
return &bar<int>::x;
}
} // namespace test2