xref: /aosp_15_r20/external/clang/test/SemaTemplate/instantiate-deeply.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -fsyntax-only -Wall -verify %s
2*67e74705SXin Li // expected-no-diagnostics
3*67e74705SXin Li template<typename a> struct A {
4*67e74705SXin Li   template <typename b> struct B {
5*67e74705SXin Li     template <typename c> struct C {
6*67e74705SXin Li       template <typename d> struct D {
7*67e74705SXin Li         template <typename e> struct E {
8*67e74705SXin Li           e field;
EA::B::C::D::E9*67e74705SXin Li           E() : field(0) {
10*67e74705SXin Li             d v1 = 4;
11*67e74705SXin Li             c v2 = v1 * v1;
12*67e74705SXin Li             b v3 = 8;
13*67e74705SXin Li             a v4 = v3 * v3;
14*67e74705SXin Li             field += v2 + v4;
15*67e74705SXin Li           }
16*67e74705SXin Li         };
17*67e74705SXin Li       };
18*67e74705SXin Li     };
19*67e74705SXin Li   };
20*67e74705SXin Li };
21*67e74705SXin Li 
22*67e74705SXin Li A<int>::B<int>::C<int>::D<int>::E<int> global;
23*67e74705SXin Li 
24*67e74705SXin Li // PR5352
25*67e74705SXin Li template <typename T>
26*67e74705SXin Li class Foo {
27*67e74705SXin Li public:
Foo()28*67e74705SXin Li   Foo() {}
29*67e74705SXin Li 
30*67e74705SXin Li   struct Bar {
31*67e74705SXin Li     T value;
32*67e74705SXin Li   };
33*67e74705SXin Li 
34*67e74705SXin Li   Bar u;
35*67e74705SXin Li };
36*67e74705SXin Li 
37*67e74705SXin Li template class Foo<int>;
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