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author | Eric Christopher <echristo@apple.com> | 2011-08-16 21:41:26 +0000 |
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committer | Eric Christopher <echristo@apple.com> | 2011-08-16 21:41:26 +0000 |
commit | 230768d5faef20e38083801e8a5c72c693958bad (patch) | |
tree | 3e5f51fcb33d8bfce98246eb359a7a25dcf20a40 /test/CodeGenCXX/thunk-linkonce-odr.cpp | |
parent | 5bd04952d4ae7ca894f583583208f0cec4735a90 (diff) |
Migrate thunk-linkonce-odr.cpp from llvm/test/FrontendC++.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137761 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX/thunk-linkonce-odr.cpp')
-rw-r--r-- | test/CodeGenCXX/thunk-linkonce-odr.cpp | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test/CodeGenCXX/thunk-linkonce-odr.cpp b/test/CodeGenCXX/thunk-linkonce-odr.cpp new file mode 100644 index 0000000000..4f4d61d5a9 --- /dev/null +++ b/test/CodeGenCXX/thunk-linkonce-odr.cpp @@ -0,0 +1,33 @@ +// RUN: %clang_cc1 %s -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 |