diff --git a/CMakeLists.txt b/CMakeLists.txt
index ab747f26c7c6..1d15a10b04bc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -529,6 +529,7 @@ option(IREE_ENABLE_THIN_ARCHIVES "Enables thin ar archives (elf systems only). D
 option(IREE_LINK_COMPILER_SHARED_LIBRARY "Links IREE tools using the compiler compiled into a shared library" ON)
 option(IREE_ENABLE_WERROR_FLAG "Enable `-Werror` flag, treat error as warning" ON)
 option(IREE_ENABLE_POSITION_INDEPENDENT_CODE "Enable position independent code" TRUE)
+option(IREE_REVERSE_ITERATION "Reverse iteration over in unordered LLVM containers" OFF)
 
 if(IREE_LINK_COMPILER_SHARED_LIBRARY AND IREE_ENABLE_COMPILER_TRACING)
   message(SEND_ERROR
@@ -570,6 +571,10 @@ if(IREE_ENABLE_RUNTIME_COVERAGE AND NOT _UPPERCASE_CMAKE_BUILD_TYPE STREQUAL "DE
   message(FATAL_ERROR "IREE_ENABLE_*_COVERAGE requires building in Debug")
 endif()
 
+if(IREE_REVERSE_ITERATION)
+  set(LLVM_ENABLE_REVERSE_ITERATION ON CACHE BOOL "" FORCE)
+endif()
+
 #-------------------------------------------------------------------------------
 # IREE assertions
 # We don't love the way this is done, but we have to line it up with how LLVM