| // Check that available_externally vtables do not receive aliases. |
| // We check this specifically under the legacy pass manager because the new pass |
| // manager seems to remove available_externally vtables from the IR entirely. |
| |
| // RUN: %clang_cc1 %s -triple=aarch64-unknown-fuchsia -O1 -disable-llvm-passes -S -o - -emit-llvm | FileCheck %s |
| |
| // The VTable for A is available_externally, meaning it can have a definition in |
| // IR, but is never emitted in this compilation unit. Because it won't be |
| // emitted here, we cannot make an alias, but we won't need to in the first |
| // place. |
| // CHECK: @_ZTV1A = available_externally unnamed_addr constant { [3 x i32] } |
| // CHECK-NOT: @_ZTV1A = {{.*}}alias |
| |
| class A { |
| public: |
| virtual void foo(); |
| }; |
| void A_foo(A *a); |
| |
| void func() { |
| A a; |
| A_foo(&a); |
| } |