1 // RUN: %clang %s -fsyntax-only -fbracket-depth=512
2 // RUN: not %clang %s -fsyntax-only -fbracket-depth=512 -DFAIL 2>&1 | FileCheck %s
3 
4 template <class T> int foo(T &&t);
5 
6 void bar(int x = foo(
7 
8 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
9 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
10 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
11 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
12 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
13 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
14 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
15 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
16 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
17 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
18 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
19 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
20 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
21 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
22 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
23 
24 [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo(
25 
26 #ifdef FAIL
27 [](int x = foo(
28 #endif
29 
30 [](int x = foo(1)){}
31 
32 #ifdef FAIL
33 )){}
34 #endif
35 
36 )){})){})){})){})){})){}
37 
38 )){})){})){})){})){})){})){})){}
39 )){})){})){})){})){})){})){})){}
40 )){})){})){})){})){})){})){})){}
41 )){})){})){})){})){})){})){})){}
42 )){})){})){})){})){})){})){})){}
43 )){})){})){})){})){})){})){})){}
44 )){})){})){})){})){})){})){})){}
45 )){})){})){})){})){})){})){})){}
46 )){})){})){})){})){})){})){})){}
47 )){})){})){})){})){})){})){})){}
48 )){})){})){})){})){})){})){})){}
49 )){})){})){})){})){})){})){})){}
50 )){})){})){})){})){})){})){})){}
51 )){})){})){})){})){})){})){})){}
52 )){})){})){})){})){})){})){})){}
53 ));
54 
55 // CHECK: fatal error: function scope depth exceeded maximum of 127
56