llvm-project/clang/test/CodeGenCXX/thunk-linkonce-odr.cpp
Fangrui Song dbc96b518b Revert "[CodeGenModule] Assume dso_local for -fpic -fno-semantic-interposition"
This reverts commit 789a46f2d742e11edaade28cb59a0f4d2a1d770e.

Accidentally committed.
2020-02-03 10:09:39 -08:00

34 lines
601 B
C++

// RUN: %clang_cc1 %s -triple i386-unknown-unknown -emit-llvm -o - | FileCheck %s
// <rdar://problem/7929157> & <rdar://problem/8104369>
struct A {
virtual int f() { return 1; }
};
struct B {
virtual int f() { return 2; }
};
struct C : A, B {
virtual int f() { return 3; }
};
struct D : C {
virtual int f() { return 4; }
};
static int f(D* d) {
B* b = d;
return b->f();
};
int g() {
D d;
return f(&d);
}
// Thunks should be marked as "linkonce ODR" not "weak".
//
// CHECK: define linkonce_odr i32 @_ZThn{{[48]}}_N1D1fEv
// CHECK: define linkonce_odr i32 @_ZThn{{[48]}}_N1C1fEv