1 // Inline comdat method definition example. 2 // The VTable is in a comdat and defined anywhere the inline definition is. 3 4 // RUN: %clang_cc1 %s -triple=aarch64-unknown-fuchsia -O1 -S -o - -emit-llvm -fexperimental-relative-c++-abi-vtables | FileCheck %s 5 6 // CHECK: $_ZN1A3fooEv.stub = comdat any 7 // CHECK: $_ZTV1A = comdat any 8 // CHECK: $_ZTS1A = comdat any 9 // CHECK: $_ZTI1A = comdat any 10 // CHECK: $_ZTI1A.rtti_proxy = comdat any 11 12 // The VTable is linkonce_odr and in a comdat here bc it’s key function is inline defined. 13 // CHECK: @_ZTV1A.local = linkonce_odr hidden unnamed_addr constant { [3 x i32] } { [3 x i32] [i32 0, i32 trunc (i64 sub (i64 ptrtoint ({ i8*, i8* }** @_ZTI1A.rtti_proxy to i64), i64 ptrtoint (i32* getelementptr inbounds ({ [3 x i32] }, { [3 x i32] }* @_ZTV1A.local, i32 0, i32 0, i32 2) to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (void (%class.A*)* @_ZN1A3fooEv.stub to i64), i64 ptrtoint (i32* getelementptr inbounds ({ [3 x i32] }, { [3 x i32] }* @_ZTV1A.local, i32 0, i32 0, i32 2) to i64)) to i32)] }, comdat($_ZTV1A), align 4 14 // CHECK: @_ZTV1A = linkonce_odr unnamed_addr alias { [3 x i32] }, { [3 x i32] }* @_ZTV1A.local 15 16 // CHECK: define hidden void @_ZN1A3fooEv.stub(%class.A* {{.*}}%0) unnamed_addr #{{[0-9]+}} comdat 17 18 class A { 19 public: 20 virtual void foo(); 21 }; 22 void A_foo(A *a); 23 24 inline void A::foo() {} 25 26 void func() { 27 A a; 28 A_foo(&a); 29 } 30