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-rw-r--r-- | test/FrontendC++/thunk-weak-odr.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/FrontendC++/thunk-weak-odr.cpp b/test/FrontendC++/thunk-weak-odr.cpp new file mode 100644 index 0000000..0e3e003 --- /dev/null +++ b/test/FrontendC++/thunk-weak-odr.cpp @@ -0,0 +1,32 @@ +// RUN: %llvmgxx %s -S -emit-llvm -O0 -o - | FileCheck %s +// <rdar://problem/7929157> + +// Thunks should be marked as "ODR". + +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); +} + +// CHECK: define weak_odr {{.*}} @_ZThn8_N1D1fEv |