On second thought, just use a deque like everywhere else

Even though '100 nested functions ought to be enough for anybody'...

Author: hsutter

source/cppfront.cpp

@@ -870,21 +870,12 @@ class cppfront
  };
  class current_functions_
  {
- std::vector<function_info> list = { {} };
- const size_t MaxNestedFunctions = 100; // see the next comment and the assertion:
+ std::deque<function_info> list = { {} };
  public:
- current_functions_() {
- list.reserve(MaxNestedFunctions); // (1) for pointer stability / lifetime safety
- }
-
  auto push(
  declaration_node const* decl,
  declaration_node::declared_that_funcs thats
  ) {
- assert( 
- list.size() < MaxNestedFunctions // (2) check that we're not exceeding the limit
- && "ICE: overflowed limit on nested functions - fix by increasing MaxNestedFunctions value"
- );
  list.emplace_back(decl, thats);
  }