1 // RUN: %clang_cc1 -triple=x86_64-apple-darwin -std=c++11 -emit-llvm -o - %s | FileCheck %s 2 3 class Class1 { 4 public: 5 [[clang::not_tail_called]] int m1(); 6 int m2(); 7 [[clang::not_tail_called]] virtual int m3(); 8 virtual int m4(); 9 }; 10 11 class Class2: public Class1 { 12 public: 13 [[clang::not_tail_called]] int m4() override; 14 }; 15 foo1(int a,Class1 * c1,Class2 & c2)16int foo1(int a, Class1 *c1, Class2 &c2) { 17 if (a) 18 return c1->m1(); 19 c1->m3(); 20 Class1 &c = c2; 21 c.m4(); 22 c2.m4(); 23 return c1->m2(); 24 } 25 26 // CHECK-LABEL: define{{.*}} i32 @_Z4foo1iP6Class1R6Class2( 27 // CHECK: %{{[a-z0-9]+}} = notail call i32 @_ZN6Class12m1Ev(%class.Class1* 28 // CHECK: %{{[a-z0-9]+}} = notail call i32 %{{[0-9]+}}(%class.Class1* 29 // CHECK-NOT: %{{[a-z0-9]+}} = notail call i32 %{{[0-9]+}}(%class.Class1* 30 // CHECK: %{{[a-z0-9]+}} = notail call i32 %{{[0-9]+}}(%class.Class2* 31 // CHECK: %{{[a-z0-9]+}} = call i32 @_ZN6Class12m2Ev(%class.Class1* 32