diff --git a/cmake/KLLVMCompilerFlags.cmake b/cmake/KLLVMCompilerFlags.cmake
index 270711c6d..e86544183 100644
--- a/cmake/KLLVMCompilerFlags.cmake
+++ b/cmake/KLLVMCompilerFlags.cmake
@@ -41,3 +41,10 @@ include_directories(${PROJECT_SOURCE_DIR}/include)
 # Auto-generated header path
 set(KLLVM_AUTOGEN_INCLUDE_DIR ${CMAKE_BINARY_DIR}/include)
 include_directories(${KLLVM_AUTOGEN_INCLUDE_DIR})
+
+option(K_LLVM_STACK_MAPS "Enable stack-map-based GC for the LLVM backend" OFF)
+if (K_LLVM_STACK_MAPS)
+  set(K_LLVM_STACK_MAPS_FLAG "1")
+else()
+  set(K_LLVM_STACK_MAPS_FLAG "0")
+endif()
diff --git a/config/macros.h b/config/macros.h
index d3c248533..7837f48b4 100644
--- a/config/macros.h
+++ b/config/macros.h
@@ -39,4 +39,6 @@
 #define BACKEND_TARGET_DATALAYOUT TOSTRING(@BACKEND_TARGET_DATALAYOUT@)
 #define BACKEND_TARGET_TRIPLE TOSTRING(@BACKEND_TARGET_TRIPLE@)
 
+#define K_LLVM_STACK_MAPS @K_LLVM_STACK_MAPS_FLAG@
+
 #endif