[mono] Fix stack size detection of main thread on alpine

BrzVlad · Oct 20, 2022 · 08735ad · 08735ad
1 parent fe921e0
commit 08735ad
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/src/mono/mono/metadata/domain.c b/src/mono/mono/metadata/domain.c
@@ -95,6 +95,14 @@ create_root_domain (void)
 	return domain;
 }
 
+static MONO_NO_OPTIMIZATION MONO_NEVER_INLINE void
+ensure_stack_size (void)
+{
+	const int default_size = 1024 * 1024;
+	volatile uint8_t *s = (uint8_t *)g_alloca(default_size);
+	*s = 0;
+}
+
 /**
  * mono_init_internal:
  *
@@ -128,6 +136,8 @@ mono_init_internal (const char *root_domain_name)
 
 	mono_counters_register ("Max HashTable Chain Length", MONO_COUNTER_INT|MONO_COUNTER_METADATA, &mono_g_hash_table_max_chain_length);
 
+	ensure_stack_size ();
+
 	mono_gc_base_init ();
 	mono_thread_info_attach ();