diff --git a/src/core/compiler.h b/src/core/compiler.h
new file mode 100644
index 00000000..49cd71f8
--- /dev/null
+++ b/src/core/compiler.h
@@ -0,0 +1,23 @@
+/**
+ * @file core/compiler.h
+ *
+ * @brief Compiler version detection variable
+ *
+ * Compiler version detection variable
+ *
+ * The variable rootsim_compiler_version is used to detect the compiler version.
+ * It is set to 0 by default, but it is overridden by the compiler when a model is compiled.
+ * The macro ROOTSIM_COMPILER_VERSION is used to check the compiler version.
+ *
+ * SPDX-FileCopyrightText: 2008-2023 HPDCS Group <rootsim@googlegroups.com>
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+#pragma once
+
+#include <stdint.h>
+
+/// The version of the compiler used to generate a model
+uint32_t __attribute__((weak)) rootsim_compiler_version = 0;
+
+/// This macro allows to convert a major, minor and patch version into a single uint32_t
+#define ROOTSIM_COMPILER_VERSION(a,b,c) (uint32_t)(((a) << 16) + ((b) << 8) + (c))
diff --git a/src/core/core.c b/src/core/core.c
index 0de9096c..a133182b 100644
--- a/src/core/core.c
+++ b/src/core/core.c
@@ -9,6 +9,7 @@
  * SPDX-License-Identifier: GPL-3.0-only
  */
 #include <core/core.h>
+#include <core/compiler.h>
 
 __thread rid_t rid;
 nid_t n_nodes = 1;