[FarGroup/FarManager] master: More ASAN tests (2bb2a4782)

[farg...@farmanager.com]

Repository : https://github.com/FarGroup/FarManager
On branch : master
Link : https://github.com/FarGroup/FarManager/commit/2bb2a478274bd83d93383beb22918cb6b65e16af

>---------------------------------------------------------------

commit 2bb2a478274bd83d93383beb22918cb6b65e16af
Author: Alex Alabuzhev <alab...@gmail.com>
Date: Sat Oct 4 00:01:37 2025 +0100

More ASAN tests


>---------------------------------------------------------------

2bb2a478274bd83d93383beb22918cb6b65e16af
far/exception_handler_test.cpp | 33 +++++++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)

diff --git a/far/exception_handler_test.cpp b/far/exception_handler_test.cpp
index e071544b0..60856e2ad 100644
--- a/far/exception_handler_test.cpp
+++ b/far/exception_handler_test.cpp
@@ -536,6 +536,13 @@ namespace tests
});
}

+ static void asan_stack_buffer_underflow()
+ {
+ [[maybe_unused]] int v[1];
+ const volatile size_t Index = -1;
+ v[Index] = 42;
+ }
+
static void asan_stack_buffer_overflow()
{
[[maybe_unused]] int v[1];
@@ -550,6 +557,13 @@ namespace tests
v.data()[Index] = 42;
}

+ static void asan_container_overflow()
+ {
+ std::vector<int> v(10);
+ v.reserve(20);
+ v.data()[10] = 42;
+ }
+
static void asan_stack_use_after_scope()
{
volatile int* Ptr;
@@ -562,6 +576,21 @@ namespace tests
[[maybe_unused]]
volatile const auto i = *Ptr;
}
+
+ static void asan_heap_use_after_free()
+ {
+ auto Data = std::make_unique<int>(42);
+ const auto DataRaw = Data.get();
+ Data.reset();
+ [[maybe_unused]] const auto Use = *DataRaw;
+ }
+
+ static void asan_double_free()
+ {
+ const auto Ptr = malloc(1);
+ free(Ptr);
+ free(Ptr);
+ }
}

static bool trace()
@@ -667,9 +696,13 @@ static bool ExceptionTestHook(Manager::Key const& key)

static constexpr test_entry AsanTests[]
{
+ { tests::asan_stack_buffer_underflow, L"stack-buffer-underflow"sv },
{ tests::asan_stack_buffer_overflow, L"stack-buffer-overflow"sv },
{ tests::asan_heap_buffer_overflow, L"heap-buffer-overflow"sv },
+ { tests::asan_container_overflow, L"container-overflow"sv },
{ tests::asan_stack_use_after_scope, L"stack-use-after-scope"sv },
+ { tests::asan_heap_use_after_free, L"heap-use-after-free"sv },
+ { tests::asan_double_free, L"double-free"sv },
};

static constexpr std::pair<std::span<test_entry const>, string_view> TestGroups[]