From 73e9265f954528b6b2eccf98572e77126539a8df Mon Sep 17 00:00:00 2001
From: Vincent Ambo <mail@tazj.in>
Date: Wed, 23 Dec 2020 13:36:55 +0100
Subject: chore(3p/immer): Remove vendored copy of immer

We ended up dropping the use of this library again.

Change-Id: I2c44cd22a6128d23f87a582402bf5fb84991d608
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2292
Tested-by: BuildkiteCI
Reviewed-by: Profpatsch <mail@profpatsch.de>
---
 third_party/immer/extra/fuzzer/array-gc.cpp | 103 ----------------------------
 1 file changed, 103 deletions(-)
 delete mode 100644 third_party/immer/extra/fuzzer/array-gc.cpp

(limited to 'third_party/immer/extra/fuzzer/array-gc.cpp')

diff --git a/third_party/immer/extra/fuzzer/array-gc.cpp b/third_party/immer/extra/fuzzer/array-gc.cpp
deleted file mode 100644
index b93721225288..000000000000
--- a/third_party/immer/extra/fuzzer/array-gc.cpp
+++ /dev/null
@@ -1,103 +0,0 @@
-//
-// immer: immutable data structures for C++
-// Copyright (C) 2016, 2017, 2018 Juan Pedro Bolivar Puente
-//
-// This software is distributed under the Boost Software License, Version 1.0.
-// See accompanying file LICENSE or copy at http://boost.org/LICENSE_1_0.txt
-//
-
-#include "fuzzer_input.hpp"
-
-#include <immer/array.hpp>
-#include <immer/array_transient.hpp>
-#include <immer/heap/gc_heap.hpp>
-#include <immer/refcount/no_refcount_policy.hpp>
-
-#include <array>
-
-using gc_memory = immer::memory_policy<immer::heap_policy<immer::gc_heap>,
-                                       immer::no_refcount_policy,
-                                       immer::gc_transience_policy,
-                                       false>;
-
-extern "C" int LLVMFuzzerTestOneInput(const std::uint8_t* data,
-                                      std::size_t size)
-{
-    constexpr auto var_count = 4;
-
-    using array_t     = immer::array<int, gc_memory>;
-    using transient_t = typename array_t::transient_type;
-    using size_t      = std::uint8_t;
-
-    auto vs = std::array<array_t, var_count>{};
-    auto ts = std::array<transient_t, var_count>{};
-
-    auto is_valid_var   = [&](auto idx) { return idx >= 0 && idx < var_count; };
-    auto is_valid_index = [](auto& v) {
-        return [&](auto idx) { return idx >= 0 && idx < v.size(); };
-    };
-    auto is_valid_size = [](auto& v) {
-        return [&](auto idx) { return idx >= 0 && idx <= v.size(); };
-    };
-
-    return fuzzer_input{data, size}.run([&](auto& in) {
-        enum ops
-        {
-            op_transient,
-            op_persistent,
-            op_push_back,
-            op_update,
-            op_take,
-            op_push_back_mut,
-            op_update_mut,
-            op_take_mut,
-        };
-        auto dst = read<char>(in, is_valid_var);
-        switch (read<char>(in)) {
-        case op_transient: {
-            auto src = read<char>(in, is_valid_var);
-            ts[dst]  = vs[src].transient();
-            break;
-        }
-        case op_persistent: {
-            auto src = read<char>(in, is_valid_var);
-            vs[dst]  = ts[src].persistent();
-            break;
-        }
-        case op_push_back: {
-            auto src = read<char>(in, is_valid_var);
-            vs[dst]  = vs[src].push_back(42);
-            break;
-        }
-        case op_update: {
-            auto src = read<char>(in, is_valid_var);
-            auto idx = read<size_t>(in, is_valid_index(vs[src]));
-            vs[dst]  = vs[src].update(idx, [](auto x) { return x + 1; });
-            break;
-        }
-        case op_take: {
-            auto src = read<char>(in, is_valid_var);
-            auto idx = read<size_t>(in, is_valid_size(vs[src]));
-            vs[dst]  = vs[src].take(idx);
-            break;
-        }
-        case op_push_back_mut: {
-            ts[dst].push_back(13);
-            break;
-        }
-        case op_update_mut: {
-            auto idx = read<size_t>(in, is_valid_index(ts[dst]));
-            ts[dst].update(idx, [](auto x) { return x + 1; });
-            break;
-        }
-        case op_take_mut: {
-            auto idx = read<size_t>(in, is_valid_size(ts[dst]));
-            ts[dst].take(idx);
-            break;
-        }
-        default:
-            break;
-        };
-        return true;
-    });
-}
-- 
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