From 4ab13cda813ef15f3254b68b8c22bdaa76732ad1 Mon Sep 17 00:00:00 2001
From: Davide Italiano <davide@freebsd.org>
Date: Fri, 27 Oct 2017 21:22:57 +0000
Subject: [PATCH] [CMake] Build clang as dependency when using in-tree clang
 for tests.

Discussed with Zachary Turner and Pavel Labath on lldb-dev.
Let's hope this doesn't break anything :)

llvm-svn: 316800
---
 lldb/lit/CMakeLists.txt  | 6 ++++++
 lldb/test/CMakeLists.txt | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/lldb/lit/CMakeLists.txt b/lldb/lit/CMakeLists.txt
index 84c9198..925b833 100644
--- a/lldb/lit/CMakeLists.txt
+++ b/lldb/lit/CMakeLists.txt
@@ -54,6 +54,12 @@ add_lit_testsuite(check-lldb-lit "Running lldb lit test suite"
 
 set_target_properties(check-lldb-lit PROPERTIES FOLDER "LLDB tests")
 
+# If we're building with an in-tree clang, then list clang as a dependency
+# to run tests.
+if (TARGET clang)
+  add_dependencies(check-lldb-lit clang)
+endif()
+
 add_lit_testsuites(LLDB ${CMAKE_CURRENT_SOURCE_DIR}
   PARAMS lldb_site_config=${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg
          lldb_unit_site_config=${CMAKE_CURRENT_BINARY_DIR}/Unit/lit.site.cfg
diff --git a/lldb/test/CMakeLists.txt b/lldb/test/CMakeLists.txt
index d5d71d1..958f9f3 100644
--- a/lldb/test/CMakeLists.txt
+++ b/lldb/test/CMakeLists.txt
@@ -109,6 +109,12 @@ add_python_test_target(check-lldb
   "Testing LLDB (parallel execution, with a separate subprocess per test)"
   )
 
+# If we're building with an in-tree clang, then list clang as a dependency
+# to run tests.
+if (TARGET clang)
+  add_dependencies(check-lldb clang)
+endif()
+
 add_custom_target(lldb-test-depends DEPENDS ${LLDB_TEST_DEPENDS})
 # This will add LLDB's test dependencies to the depenednecies for check-all and
 # include them in the test-depends target.
-- 
2.7.4