diff --git a/rts/System/ForceInline.hpp b/rts/System/ForceInline.hpp
new file mode 100644
index 0000000000..5ce7f43c90
--- /dev/null
+++ b/rts/System/ForceInline.hpp
@@ -0,0 +1,17 @@
+#pragma once
+
+// https://meghprkh.github.io/blog/posts/c++-force-inline/
+
+#if defined(__clang__)
+#define RECOIL_FORCE_INLINE [[gnu::always_inline]] [[gnu::gnu_inline]] extern inline
+
+#elif defined(__GNUC__)
+#define RECOIL_FORCE_INLINE [[gnu::always_inline]] inline
+
+#elif defined(_MSC_VER)
+#pragma warning(error: 4714)
+#define RECOIL_FORCE_INLINE __forceinline
+
+#else
+#error Unsupported compiler
+#endif
\ No newline at end of file