From bc524d70253a4ab2fe40c3ca3e5666e267c0a4d1 Mon Sep 17 00:00:00 2001
From: Lexi Winter <lexi@le-fay.org>
Date: Sun, 29 Jun 2025 19:25:29 +0100
Subject: import catch2 3.8.1

---
 src/catch2/internal/catch_debugger.hpp | 67 ++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 src/catch2/internal/catch_debugger.hpp

(limited to 'src/catch2/internal/catch_debugger.hpp')

diff --git a/src/catch2/internal/catch_debugger.hpp b/src/catch2/internal/catch_debugger.hpp
new file mode 100644
index 0000000..25c5a26
--- /dev/null
+++ b/src/catch2/internal/catch_debugger.hpp
@@ -0,0 +1,67 @@
+
+//              Copyright Catch2 Authors
+// Distributed under the Boost Software License, Version 1.0.
+//   (See accompanying file LICENSE.txt or copy at
+//        https://www.boost.org/LICENSE_1_0.txt)
+
+// SPDX-License-Identifier: BSL-1.0
+#ifndef CATCH_DEBUGGER_HPP_INCLUDED
+#define CATCH_DEBUGGER_HPP_INCLUDED
+
+#include <catch2/internal/catch_platform.hpp>
+
+namespace Catch {
+    bool isDebuggerActive();
+}
+
+#ifdef CATCH_PLATFORM_MAC
+
+    #if defined(__i386__) || defined(__x86_64__)
+        #define CATCH_TRAP() __asm__("int $3\n" : : ) /* NOLINT */
+    #elif defined(__aarch64__)
+        #define CATCH_TRAP() __asm__(".inst 0xd43e0000")
+    #elif defined(__POWERPC__)
+        #define CATCH_TRAP() __asm__("li r0, 20\nsc\nnop\nli r0, 37\nli r4, 2\nsc\nnop\n" \
+        : : : "memory","r0","r3","r4" ) /* NOLINT */
+    #endif
+
+#elif defined(CATCH_PLATFORM_IPHONE)
+
+    // use inline assembler
+    #if defined(__i386__) || defined(__x86_64__)
+        #define CATCH_TRAP()  __asm__("int $3")
+    #elif defined(__aarch64__)
+        #define CATCH_TRAP()  __asm__(".inst 0xd4200000")
+    #elif defined(__arm__) && !defined(__thumb__)
+        #define CATCH_TRAP()  __asm__(".inst 0xe7f001f0")
+    #elif defined(__arm__) &&  defined(__thumb__)
+        #define CATCH_TRAP()  __asm__(".inst 0xde01")
+    #endif
+
+#elif defined(CATCH_PLATFORM_LINUX)
+    // If we can use inline assembler, do it because this allows us to break
+    // directly at the location of the failing check instead of breaking inside
+    // raise() called from it, i.e. one stack frame below.
+    #if defined(__GNUC__) && (defined(__i386) || defined(__x86_64))
+        #define CATCH_TRAP() asm volatile ("int $3") /* NOLINT */
+    #else // Fall back to the generic way.
+        #include <signal.h>
+
+        #define CATCH_TRAP() raise(SIGTRAP)
+    #endif
+#elif defined(_MSC_VER)
+    #define CATCH_TRAP() __debugbreak()
+#elif defined(__MINGW32__)
+    extern "C" __declspec(dllimport) void __stdcall DebugBreak();
+    #define CATCH_TRAP() DebugBreak()
+#endif
+
+#ifndef CATCH_BREAK_INTO_DEBUGGER
+    #ifdef CATCH_TRAP
+        #define CATCH_BREAK_INTO_DEBUGGER() []{ if( Catch::isDebuggerActive() ) { CATCH_TRAP(); } }()
+    #else
+        #define CATCH_BREAK_INTO_DEBUGGER() []{}()
+    #endif
+#endif
+
+#endif // CATCH_DEBUGGER_HPP_INCLUDED
-- 
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