diff --git a/orc-rt/CMakeLists.txt b/orc-rt/CMakeLists.txt
index 5da7cc7fbe299..95b7b852138e7 100644
--- a/orc-rt/CMakeLists.txt
+++ b/orc-rt/CMakeLists.txt
@@ -44,11 +44,15 @@ set(ORC_RT_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
 
 # Configure RTTI and exceptions compile flags
 set(ORC_RT_COMPILE_FLAGS)
-if(NOT ORC_RT_ENABLE_RTTI)
+if(ORC_RT_ENABLE_RTTI)
+  list(APPEND ORC_RT_COMPILE_FLAGS -frtti)
+else()
   list(APPEND ORC_RT_COMPILE_FLAGS -fno-rtti)
 endif()
 
-if(NOT ORC_RT_ENABLE_EXCEPTIONS)
+if(ORC_RT_ENABLE_EXCEPTIONS)
+  list(APPEND ORC_RT_COMPILE_FLAGS -fexceptions)
+else()
   list(APPEND ORC_RT_COMPILE_FLAGS -fno-exceptions)
 endif()
 
diff --git a/orc-rt/unittests/CMakeLists.txt b/orc-rt/unittests/CMakeLists.txt
index c43ec17b54de3..569c8a585bd29 100644
--- a/orc-rt/unittests/CMakeLists.txt
+++ b/orc-rt/unittests/CMakeLists.txt
@@ -39,4 +39,5 @@ add_orc_rt_unittest(CoreTests
   span-test.cpp
   DISABLE_LLVM_LINK_LLVM_DYLIB
   )
+target_compile_options(CoreTests PRIVATE ${ORC_RT_COMPILE_FLAGS})
 target_link_libraries(CoreTests PRIVATE orc-rt-executor)