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comparison clang/test/SemaTemplate/instantiate-decl-init.cpp @ 150:1d019706d866

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LLVM10
author anatofuz
date Thu, 13 Feb 2020 15:10:13 +0900
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147:c2174574ed3a 150:1d019706d866
1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 // expected-no-diagnostics
3
4 // PR5426 - the non-dependent obj would be fully processed and wrapped in a
5 // CXXConstructExpr at definition time, which would lead to a failure at
6 // instantiation time.
7 struct arg {
8 arg();
9 };
10
11 struct oldstylemove {
12 oldstylemove(oldstylemove&);
13 oldstylemove(const arg&);
14 };
15
16 template <typename T>
17 void fn(T t, const arg& arg) {
18 oldstylemove obj(arg);
19 }
20
21 void test() {
22 fn(1, arg());
23 }
24
25 struct X0 { };
26
27 struct X1 {
28 explicit X1(const X0 &x0 = X0());
29 };
30
31 template<typename T>
32 void f0() {
33 X1 x1;
34 }
35
36 template void f0<int>();
37 template void f0<float>();
38
39 struct NonTrivial {
40 NonTrivial();
41 ~NonTrivial();
42 };
43
44 template<int N> void f1() {
45 NonTrivial array[N];
46 }
47 template<> void f1<2>();
48
49 namespace PR20346 {
50 struct S { short inner_s; };
51
52 struct outer_struct {
53 wchar_t arr[32];
54 S outer_s;
55 };
56
57 template <class T>
58 void OpenFileSession() {
59 // Ensure that we don't think the ImplicitValueInitExpr generated here
60 // during the initial parse only initializes the first array element!
61 outer_struct asdfasdf = {};
62 };
63
64 void foo() {
65 OpenFileSession<int>();
66 }
67 }