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
__anon3b2e9a6c0102(int x = foo(1))30 [](int x = foo(1)){}
31
32 #ifdef FAIL
__anon3b2e9a6c0202(int x = foo( [](int x = foo(1)){}))33 )){}
34 #endif
35
__anon3b2e9a6c0802(int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){}))36 )){})){})){})){})){})){}
37
__anon3b2e9a6c0c02(int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){}))38 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c1302(int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))39 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c1d02(int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))40 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c2502(int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))41 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c2e02(int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))42 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c3602(int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))43 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c3f02(int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))44 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c4802(int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))45 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c4902(int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))46 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c5802(int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))47 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c5902(int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))48 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c6302(int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))49 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c6902(int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))50 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c7102(int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))51 )){})){})){})){})){})){})){})){}
__anon3b2e9a6c7a02(int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo([](int x = foo( [](int x = foo( [](int x = foo(1)){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){})){}))52 )){})){})){})){})){})){})){})){}
53 ));
54
55 // CHECK: fatal error: function scope depth exceeded maximum of 127
56