diff options
Diffstat (limited to 'test/CodeGenCXX/devirtualize-virtual-function-calls.cpp')
-rw-r--r-- | test/CodeGenCXX/devirtualize-virtual-function-calls.cpp | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/CodeGenCXX/devirtualize-virtual-function-calls.cpp b/test/CodeGenCXX/devirtualize-virtual-function-calls.cpp new file mode 100644 index 000000000000..cbf55ad61331 --- /dev/null +++ b/test/CodeGenCXX/devirtualize-virtual-function-calls.cpp @@ -0,0 +1,47 @@ +// RUN: clang-cc %s -emit-llvm -o - | FileCheck %s + +struct A { + virtual void f(); + + A h(); +}; + +A g(); + +void f(A a, A *ap, A& ar) { + // This should not be a virtual function call. + + // CHECK: call void @_ZN1A1fEv(%struct.A* %a) + a.f(); + + // CHECK: call void % + ap->f(); + + // CHECK: call void % + ar.f(); + + // CHECK: call void @_ZN1A1fEv + A().f(); + + // CHECK: call void @_ZN1A1fEv + g().f(); + + // CHECK: call void @_ZN1A1fEv + a.h().f(); +} + +struct B { + virtual void f(); + ~B(); + + B h(); +}; + + +void f() { + // CHECK: call void @_ZN1B1fEv + B().f(); + + // CHECK: call void @_ZN1B1fEv + B().h().f(); +} |