xref: /aosp_15_r20/external/clang/test/CodeGenCXX/2004-09-27-DidntEmitTemplate.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
2*67e74705SXin Li 
3*67e74705SXin Li // This is a testcase for LLVM PR445, which was a problem where the
4*67e74705SXin Li // instantiation of callDefaultCtor was not being emitted correctly.
5*67e74705SXin Li 
6*67e74705SXin Li // CHECK-NOT: declare{{.*}}callDefaultCtor
7*67e74705SXin Li struct Pass {};
8*67e74705SXin Li 
9*67e74705SXin Li template<typename PassName>
callDefaultCtor()10*67e74705SXin Li Pass *callDefaultCtor() { return new Pass(); }
11*67e74705SXin Li 
12*67e74705SXin Li void foo(Pass *(*C)());
13*67e74705SXin Li 
14*67e74705SXin Li struct basic_string {
emptybasic_string15*67e74705SXin Li   bool empty() const { return true; }
16*67e74705SXin Li };
17*67e74705SXin Li 
18*67e74705SXin Li 
foo2(basic_string & X)19*67e74705SXin Li bool foo2(basic_string &X) {
20*67e74705SXin Li   return X.empty();
21*67e74705SXin Li }
baz()22*67e74705SXin Li void baz() { foo(callDefaultCtor<Pass>); }
23