5 files changed, 53 insertions, 8 deletions
diff --git a/modules/mono/utils/macros.h b/modules/mono/utils/macros.h
index 337a86870e..40b47e8648 100644
--- a/modules/mono/utils/macros.h
+++ b/modules/mono/utils/macros.h
@@ -33,6 +33,15 @@
 
 // noreturn
 
+#if __cpp_static_assert
+#define GD_STATIC_ASSERT(m_cond) static_assert((m_cond), "Condition '" #m_cond "' failed")
+#else
+#define _GD_STATIC_ASSERT_VARNAME_CONCAT_B(m_ignore, m_name) m_name
+#define _GD_STATIC_ASSERT_VARNAME_CONCAT_A(m_a, m_b) GD_STATIC_ASSERT_VARNAME_CONCAT_B(hello there, m_a##m_b)
+#define _GD_STATIC_ASSERT_VARNAME_CONCAT(m_a, m_b) GD_STATIC_ASSERT_VARNAME_CONCAT_A(m_a, m_b)
+#define GD_STATIC_ASSERT(m_cond) typedef int GD_STATIC_ASSERT_VARNAME_CONCAT(godot_static_assert_, __COUNTER__)[((m_cond) ? 1 : -1)]
+#endif
+
 #undef _NO_RETURN_
 
 #ifdef __GNUC__
diff --git a/modules/mono/utils/mono_reg_utils.cpp b/modules/mono/utils/mono_reg_utils.cpp
index 8116df5f51..6bb6efa92a 100644
--- a/modules/mono/utils/mono_reg_utils.cpp
+++ b/modules/mono/utils/mono_reg_utils.cpp
@@ -228,4 +228,4 @@ cleanup:
 }
 } // namespace MonoRegUtils
 
-#endif WINDOWS_ENABLED
+#endif // WINDOWS_ENABLED
diff --git a/modules/mono/utils/string_utils.cpp b/modules/mono/utils/string_utils.cpp
index 8691932f9a..6900866725 100644
--- a/modules/mono/utils/string_utils.cpp
+++ b/modules/mono/utils/string_utils.cpp
@@ -30,6 +30,8 @@
 
 #include "string_utils.h"
 
+#include "core/os/file_access.h"
+
 namespace {
 
 int sfind(const String &p_text, int p_from) {
@@ -128,6 +130,7 @@ String sformat(const String &p_text, const Variant &p1, const Variant &p2, const
 	return new_string;
 }
 
+#ifdef TOOLS_ENABLED
 bool is_csharp_keyword(const String &p_name) {
 
 	// Reserved keywords
@@ -156,3 +159,28 @@ bool is_csharp_keyword(const String &p_name) {
 String escape_csharp_keyword(const String &p_name) {
 	return is_csharp_keyword(p_name) ? "@" + p_name : p_name;
 }
+#endif
+
+Error read_all_file_utf8(const String &p_path, String &r_content) {
+	PoolVector<uint8_t> sourcef;
+	Error err;
+	FileAccess *f = FileAccess::open(p_path, FileAccess::READ, &err);
+	ERR_FAIL_COND_V(err != OK, err);
+
+	int len = f->get_len();
+	sourcef.resize(len + 1);
+	PoolVector<uint8_t>::Write w = sourcef.write();
+	int r = f->get_buffer(w.ptr(), len);
+	f->close();
+	memdelete(f);
+	ERR_FAIL_COND_V(r != len, ERR_CANT_OPEN);
+	w[len] = 0;
+
+	String source;
+	if (source.parse_utf8((const char *)w.ptr())) {
+		ERR_FAIL_V(ERR_INVALID_DATA);
+	}
+
+	r_content = source;
+	return OK;
+}
diff --git a/modules/mono/utils/string_utils.h b/modules/mono/utils/string_utils.h
index f2df2340ae..ee803bd720 100644
--- a/modules/mono/utils/string_utils.h
+++ b/modules/mono/utils/string_utils.h
@@ -42,4 +42,6 @@ bool is_csharp_keyword(const String &p_name);
 String escape_csharp_keyword(const String &p_name);
 #endif
 
+Error read_all_file_utf8(const String &p_path, String &r_content);
+
 #endif // STRING_FORMAT_H
diff --git a/modules/mono/utils/thread_local.h b/modules/mono/utils/thread_local.h
index 84dae1d86b..d7d98c47e2 100644
--- a/modules/mono/utils/thread_local.h
+++ b/modules/mono/utils/thread_local.h
@@ -108,17 +108,23 @@ class ThreadLocal {
 		return data;
 	}
 
+	void _initialize(const T &p_init_val) {
+		init_val = p_init_val;
+		storage.alloc(&destr_callback);
+	}
+
 public:
-	ThreadLocal() :
-			ThreadLocal(T()) {}
+	ThreadLocal() {
+		_initialize(T());
+	}
 
-	ThreadLocal(const T &p_init_val) :
-			init_val(p_init_val) {
-		storage.alloc(&destr_callback);
+	ThreadLocal(const T &p_init_val) {
+		_initialize(p_init_val);
 	}
 
-	ThreadLocal(const ThreadLocal &other) :
-			ThreadLocal(*other._tls_get_value()) {}
+	ThreadLocal(const ThreadLocal &other) {
+		_initialize(*other._tls_get_value());
+	}
 
 	~ThreadLocal() {
 		storage.free();