[PATCH] D80359: Add a CMake fatal error when someone tries to configure flang without MLIR

[Mehdi AMINI via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG0b5d81e6bbad: Automatically configure MLIR when flang is enabled (authored by mehdi_amini).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D80359/new/

https://reviews.llvm.org/D80359

Files:
  llvm/CMakeLists.txt


Index: llvm/CMakeLists.txt
===================================================================
--- llvm/CMakeLists.txt
+++ llvm/CMakeLists.txt
@@ -81,6 +81,10 @@
 if( LLVM_ENABLE_PROJECTS STREQUAL "all" )
   set( LLVM_ENABLE_PROJECTS ${LLVM_ALL_PROJECTS})
 endif()
+if ("flang" IN_LIST LLVM_ENABLE_PROJECTS AND NOT "mlir" IN_LIST LLVM_ENABLE_PROJECTS)
+  message(STATUS "Enabling MLIR as a dependency to flang")
+  list(APPEND LLVM_ENABLE_PROJECTS "mlir")
+endif()
 
 # LLVM_ENABLE_PROJECTS_USED is `ON` if the user has ever used the
 # `LLVM_ENABLE_PROJECTS` CMake cache variable.  This exists for


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