cmake add all headers as dependencies for inlined code

-fixes #339

src/runtime/inline/CMakeLists.txt

@@ -37,8 +37,12 @@
 # adapted from https://github.com/shadow/shadow/blob/master/cmake/LLVMTools.cmake
 
 set(BC_INLINE_SRCS boxing.cpp dict.cpp link_forcer.cpp list.cpp tuple.cpp xrange.cpp)
+
 include_directories(${CMAKE_SOURCE_DIR}/src)
 
+file(GLOB_RECURSE PYSTON_HEADERS ${CMAKE_SOURCE_DIR}/src/*.h)
+file(GLOB_RECURSE FROM_CPYTHON_HEADERS ${CMAKE_SOURCE_DIR}/from_cpython/*.h)
+
 # set CXX flags
 set(BC_CXX_FLAGS "")
 if(${CMAKE_BUILD_TYPE} STREQUAL "Debug")
@@ -72,7 +76,7 @@ foreach(BC_SRC ${BC_INLINE_SRCS})
   # generate the bitcode for this file
   add_custom_command(OUTPUT ${BC_SRC_BASENAME}.bc
                      COMMAND ${LLVM_TOOLS_BINARY_DIR}/clang++ ${BC_DEFINES} ${BC_CXX_FLAGS} ${BC_INCLUDES} -c ${BC_SRC_FULLPATH} -o ${BC_SRC_BASENAME}.bc -emit-llvm
-                     DEPENDS ${BC_SRC_FULLPATH} clang
+                     DEPENDS ${BC_SRC_FULLPATH} clang ${PYSTON_HEADERS} ${FROM_CPYTHON_HEADERS}
                      COMMENT "Building LLVM bitcode ${BC_SRC_BASENAME}.bc"
                      VERBATIM)
   set_property(DIRECTORY APPEND PROPERTY ADDITIONAL_MAKE_CLEAN_FILES ${BC_SRC_BASENAME}.bc)