--- llvm-16.0.6.src/tools/flang/CMakeLists.txt.orig	2023-06-28 14:50:26.517107272 +0200
+++ llvm-16.0.6.src/tools/flang/CMakeLists.txt	2023-06-28 15:58:45.176490482 +0200
@@ -204,8 +204,8 @@ else()
     set(FLANG_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
   endif()
 
-  set(MLIR_MAIN_SRC_DIR ${LLVM_MAIN_SRC_DIR}/../mlir ) # --src-root
-  set(MLIR_INCLUDE_DIR ${MLIR_MAIN_SRC_DIR}/include ) # --includedir
+  set(MLIR_MAIN_SRC_DIR ${LLVM_MAIN_SRC_DIR}/tools/mlir ) # --src-root
+  set(MLIR_INCLUDE_DIR ${MLIR_MAIN_SRC_DIR}/include ) # --includedir
   set(MLIR_TABLEGEN_OUTPUT_DIR ${CMAKE_BINARY_DIR}/tools/mlir/include)
   include_directories(SYSTEM ${MLIR_INCLUDE_DIR})
   include_directories(SYSTEM ${MLIR_TABLEGEN_OUTPUT_DIR})