[PATCH] D85362: [CMake] Print the autodetected host linker version

[Petr Hosek via Phabricator via cfe-commits]

phosek created this revision.
phosek added reviewers: smeenai, beanz.
Herald added subscribers: cfe-commits, mgorny.
Herald added a project: clang.
phosek requested review of this revision.
There's no easy way to find out what the autodetected version is, but
sometimes it may be useful to confirm that the right version is being
used. Print it as CMake status message.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D85362

Files:
  clang/CMakeLists.txt


Index: clang/CMakeLists.txt
===================================================================
--- clang/CMakeLists.txt
+++ clang/CMakeLists.txt
@@ -424,15 +424,15 @@
     RESULT_VARIABLE HAD_ERROR
     OUTPUT_VARIABLE LD_V_OUTPUT
   )
-  if (NOT HAD_ERROR)
-    if ("${LD_V_OUTPUT}" MATCHES ".*ld64-([0-9.]+).*")
-      string(REGEX REPLACE ".*ld64-([0-9.]+).*" "\\1" HOST_LINK_VERSION 
${LD_V_OUTPUT})
-    elseif ("${LD_V_OUTPUT}" MATCHES "[^0-9]*([0-9.]+).*")
-      string(REGEX REPLACE "[^0-9]*([0-9.]+).*" "\\1" HOST_LINK_VERSION 
${LD_V_OUTPUT})
-    endif()
-  else()
+  if (HAD_ERROR)
     message(FATAL_ERROR "${CMAKE_LINKER} failed with status ${HAD_ERROR}")
   endif()
+  if ("${LD_V_OUTPUT}" MATCHES ".*ld64-([0-9.]+).*")
+    string(REGEX REPLACE ".*ld64-([0-9.]+).*" "\\1" HOST_LINK_VERSION 
${LD_V_OUTPUT})
+  elseif ("${LD_V_OUTPUT}" MATCHES "[^0-9]*([0-9.]+).*")
+    string(REGEX REPLACE "[^0-9]*([0-9.]+).*" "\\1" HOST_LINK_VERSION 
${LD_V_OUTPUT})
+  endif()
+  message(STATUS "Host linker version: ${HOST_LINK_VERSION}")
 endif()
 
 include(CMakeParseArguments)



Index: clang/CMakeLists.txt
===================================================================
--- clang/CMakeLists.txt
+++ clang/CMakeLists.txt
@@ -424,15 +424,15 @@
     RESULT_VARIABLE HAD_ERROR
     OUTPUT_VARIABLE LD_V_OUTPUT
   )
-  if (NOT HAD_ERROR)
-    if ("${LD_V_OUTPUT}" MATCHES ".*ld64-([0-9.]+).*")
-      string(REGEX REPLACE ".*ld64-([0-9.]+).*" "\\1" HOST_LINK_VERSION ${LD_V_OUTPUT})
-    elseif ("${LD_V_OUTPUT}" MATCHES "[^0-9]*([0-9.]+).*")
-      string(REGEX REPLACE "[^0-9]*([0-9.]+).*" "\\1" HOST_LINK_VERSION ${LD_V_OUTPUT})
-    endif()
-  else()
+  if (HAD_ERROR)
     message(FATAL_ERROR "${CMAKE_LINKER} failed with status ${HAD_ERROR}")
   endif()
+  if ("${LD_V_OUTPUT}" MATCHES ".*ld64-([0-9.]+).*")
+    string(REGEX REPLACE ".*ld64-([0-9.]+).*" "\\1" HOST_LINK_VERSION ${LD_V_OUTPUT})
+  elseif ("${LD_V_OUTPUT}" MATCHES "[^0-9]*([0-9.]+).*")
+    string(REGEX REPLACE "[^0-9]*([0-9.]+).*" "\\1" HOST_LINK_VERSION ${LD_V_OUTPUT})
+  endif()
+  message(STATUS "Host linker version: ${HOST_LINK_VERSION}")
 endif()
 
 include(CMakeParseArguments)

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