clang/test/Parser/nested_blocks_overflow.cpp

   1 // RUN: %clang %s -fsyntax-only -fblocks -fbracket-depth=512
   2 // RUN: not %clang %s -fsyntax-only -fblocks -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 ^(int x = foo(^(int x = foo(^(int x = foo(^(int x = foo(^(int x = foo(^(int x = foo(^(int x = foo(^(int x = foo(
   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
  23 ^(int x = foo(^(int x = foo(^(int x = foo(^(int x = foo(^(int x = foo(^(int x = foo(
  24
  25 #ifdef FAIL
  26 ^(int x = foo(
  27 #endif
  28
  29 ^(int x = foo(1)){}
  30
  31 #ifdef FAIL
  32 )){}
  33 #endif
  34
  35 )){})){})){})){})){})){}
  36
  37 )){})){})){})){})){})){})){})){}
  38 )){})){})){})){})){})){})){})){}
  39 )){})){})){})){})){})){})){})){}
  40 )){})){})){})){})){})){})){})){}
  41 )){})){})){})){})){})){})){})){}
  42 )){})){})){})){})){})){})){})){}
  43 )){})){})){})){})){})){})){})){}
  44 )){})){})){})){})){})){})){})){}
  45 )){})){})){})){})){})){})){})){}
  46 )){})){})){})){})){})){})){})){}
  47 )){})){})){})){})){})){})){})){}
  48 )){})){})){})){})){})){})){})){}
  49 )){})){})){})){})){})){})){})){}
  50 )){})){})){})){})){})){})){})){}
  51 )){})){})){})){})){})){})){})){}
  52 ));
  53
  54 // CHECK: fatal error: function scope depth exceeded maximum of 127