[PATCH] D98861: [CMAKE] Fix cross-compilation build

[Vladislav Vinogradov via Phabricator via llvm-commits]

vinograd47 updated this revision to Diff 331552.
vinograd47 added a comment.

@zero9178 I've extended the condition to check only the problematic case


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D98861/new/

https://reviews.llvm.org/D98861

Files:
  llvm/cmake/modules/GetErrcMessages.cmake


Index: llvm/cmake/modules/GetErrcMessages.cmake
===================================================================
--- llvm/cmake/modules/GetErrcMessages.cmake
+++ llvm/cmake/modules/GetErrcMessages.cmake
@@ -4,6 +4,11 @@
 # Messages are semi colon separated.
 # Keep amount, order and tested error codes in sync with llvm/utils/lit/lit/llvm/config.py.
 function(get_errc_messages outvar)
+    if(CMAKE_CROSSCOMPILING AND NOT CMAKE_CROSSCOMPILING_EMULATOR AND NOT DEFINED errc_exit_code)
+        set(${outvar} "" PARENT_SCOPE)
+        message(STATUS "Can't get errc messages in cross-compilation mode")
+        return()
+    endif()
 
     set(errc_test_code ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/getErrc.cpp)
 


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