From 89c54b6ce9d2e23bc61256e22c44517cf113a2f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?B=C3=A9n=C3=A9dikt=20Tran?=
 <10796600+picnixz@users.noreply.github.com>
Date: Wed, 21 May 2025 16:47:52 +0200
Subject: [PATCH 1/3] add `__attribute__((__noreturn__))` on `_mi_assert_fail`

---
 Include/internal/mimalloc/mimalloc/types.h | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/Include/internal/mimalloc/mimalloc/types.h b/Include/internal/mimalloc/mimalloc/types.h
index 354839ba955b36..3fa5a201ad8a0f 100644
--- a/Include/internal/mimalloc/mimalloc/types.h
+++ b/Include/internal/mimalloc/mimalloc/types.h
@@ -50,6 +50,16 @@ terms of the MIT license. A copy of the license can be found in the file
 #define mi_decl_cache_align
 #endif
 
+#if (MI_DEBUG)
+#if defined(_MSC_VER)
+#define mi_decl_noreturn        __declspec(noreturn)
+#elif (defined(__GNUC__) && (__GNUC__ >= 3)) || defined(__clang__)
+#define mi_decl_noreturn        __attribute__((__noreturn__))
+#else
+#define mi_decl_noreturn
+#endif
+#endif
+
 // ------------------------------------------------------
 // Variants
 // ------------------------------------------------------
@@ -582,7 +592,7 @@ struct mi_heap_s {
 
 #if (MI_DEBUG)
 // use our own assertion to print without memory allocation
-void _mi_assert_fail(const char* assertion, const char* fname, unsigned int line, const char* func );
+mi_decl_noreturn void _mi_assert_fail(const char* assertion, const char* fname, unsigned int line, const char* func);
 #define mi_assert(expr)     ((expr) ? (void)0 : _mi_assert_fail(#expr,__FILE__,__LINE__,__func__))
 #else
 #define mi_assert(x)

From d97221bd162d7db42a0be5b9537996fbe7732ba8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?B=C3=A9n=C3=A9dikt=20Tran?=
 <10796600+picnixz@users.noreply.github.com>
Date: Sat, 24 May 2025 08:55:34 +0200
Subject: [PATCH 2/3] add `__attribute__((cold))` on `_mi_assert_fail`

---
 Include/internal/mimalloc/mimalloc/types.h | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/Include/internal/mimalloc/mimalloc/types.h b/Include/internal/mimalloc/mimalloc/types.h
index 3fa5a201ad8a0f..11f6da4fb7242d 100644
--- a/Include/internal/mimalloc/mimalloc/types.h
+++ b/Include/internal/mimalloc/mimalloc/types.h
@@ -58,6 +58,16 @@ terms of the MIT license. A copy of the license can be found in the file
 #else
 #define mi_decl_noreturn
 #endif
+
+/*
+ * 'cold' attribute seems to have been fully supported since GCC 4.x.
+ * See https://github.com/gcc-mirror/gcc/commit/52bf96d2f299e9e6.
+ */
+#if (defined(__GNUC__) && (__GNUC__ >= 4)) || defined(__clang__)
+#define mi_decl_cold            __attribute__((cold))
+#else
+#define mi_decl_cold
+#endif
 #endif
 
 // ------------------------------------------------------
@@ -592,7 +602,8 @@ struct mi_heap_s {
 
 #if (MI_DEBUG)
 // use our own assertion to print without memory allocation
-mi_decl_noreturn void _mi_assert_fail(const char* assertion, const char* fname, unsigned int line, const char* func);
+mi_decl_noreturn mi_decl_cold
+void _mi_assert_fail(const char* assertion, const char* fname, unsigned int line, const char* func);
 #define mi_assert(expr)     ((expr) ? (void)0 : _mi_assert_fail(#expr,__FILE__,__LINE__,__func__))
 #else
 #define mi_assert(x)

From 8115042119f9da05d63c1c3a8ff4d19c17ab5f24 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?B=C3=A9n=C3=A9dikt=20Tran?=
 <10796600+picnixz@users.noreply.github.com>
Date: Sat, 24 May 2025 09:24:52 +0200
Subject: [PATCH 3/3] add `__THROW` on `_mi_assert_fail` (GCC only)

---
 Include/internal/mimalloc/mimalloc/types.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Include/internal/mimalloc/mimalloc/types.h b/Include/internal/mimalloc/mimalloc/types.h
index 11f6da4fb7242d..07ef7699abdbdc 100644
--- a/Include/internal/mimalloc/mimalloc/types.h
+++ b/Include/internal/mimalloc/mimalloc/types.h
@@ -68,6 +68,12 @@ terms of the MIT license. A copy of the license can be found in the file
 #else
 #define mi_decl_cold
 #endif
+
+#if (defined(__GNUC__) && defined(__THROW))
+#define mi_decl_throw           __THROW
+#else
+#define mi_decl_throw
+#endif
 #endif
 
 // ------------------------------------------------------
@@ -602,7 +608,7 @@ struct mi_heap_s {
 
 #if (MI_DEBUG)
 // use our own assertion to print without memory allocation
-mi_decl_noreturn mi_decl_cold
+mi_decl_noreturn mi_decl_cold mi_decl_throw
 void _mi_assert_fail(const char* assertion, const char* fname, unsigned int line, const char* func);
 #define mi_assert(expr)     ((expr) ? (void)0 : _mi_assert_fail(#expr,__FILE__,__LINE__,__func__))
 #else