[Lldb-commits] [PATCH] D56399: [CMake] Fix standalone builds: workaround the cxx target not getting imported yet (unlike clang target)

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This revision was automatically updated to reflect the committed changes.
Closed by commit rL350737: [CMake] Fix standalone builds: workaround the cxx target not getting imported… (authored by stefan.graenitz, committed by ).
Herald added a subscriber: llvm-commits.

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D56399/new/

https://reviews.llvm.org/D56399

Files:
  lldb/trunk/CMakeLists.txt
  lldb/trunk/www/build.html


Index: lldb/trunk/CMakeLists.txt
===================================================================
--- lldb/trunk/CMakeLists.txt
+++ lldb/trunk/CMakeLists.txt
@@ -101,10 +101,22 @@
     list(APPEND LLDB_TEST_DEPS liblldb)
   endif()
 
+  # Add dependencies if we test with the in-tree clang.
+  # This works with standalone builds as they import the clang target.
   if(TARGET clang)
     list(APPEND LLDB_TEST_DEPS clang)
     if(APPLE)
-      list(APPEND LLDB_TEST_DEPS cxx)
+      # If we build clang, we should build libcxx.
+      # FIXME: Standalone builds should import the cxx target as well.
+      if(LLDB_BUILT_STANDALONE)
+        # For now check that the include directory exists.
+        set(cxx_dir "${LLVM_DIR}/../../../include/c++")
+        if(NOT EXISTS ${cxx_dir})
+          message(WARNING "LLDB test suite requires libc++ in llvm/projects/libcxx or an existing build symlinked to ${cxx_dir}")
+        endif()
+      else()
+        list(APPEND LLDB_TEST_DEPS cxx)
+      endif()
     endif()
   endif()
 
Index: lldb/trunk/www/build.html
===================================================================
--- lldb/trunk/www/build.html
+++ lldb/trunk/www/build.html
@@ -160,7 +160,7 @@
               <li>In Xcode 4.x: <b>lldb/lldb.xcworkspace</b>, select the <b>lldb-tool</b> scheme, and build.</li>
             </ul>
             <h2>Building LLDB with CMake</h2>
-            <p> First download the LLVM, Clang, and LLDB sources. Refer to <a href="source.html">this page</a> for precise instructions on this step.</p>
+            <p> First download the LLVM, Clang, libc++ and LLDB sources. Refer to <a href="source.html">this page</a> for precise instructions on this step.</p>
             <p> Refer to the code signing instructions in <b>lldb/docs/code-signing.txt</b> for info on codesigning debugserver during the build.</p>
             <p> Using CMake is documented on the <a href="http://llvm.org/docs/CMake.html">Building LLVM with CMake</a> page.
             Ninja is the recommended generator to use when building LLDB with CMake.</p>


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