Move unittest driver to utils/unittest/UnitTestMain.

 - This eliminates a race between building the unittests and linking the
   UnitTestMain library.

llvm-svn: 81719

3 files changed, 35 insertions, 1 deletions

diff --git a/llvm/utils/unittest/Makefile b/llvm/utils/unittest/Makefile
index 2f3e601b41b..6a09341832b 100644
--- a/llvm/utils/unittest/Makefile
+++ b/llvm/utils/unittest/Makefile
@@ -8,6 +8,6 @@
 ##===----------------------------------------------------------------------===##
 
 LEVEL = ../..
-PARALLEL_DIRS = googletest
+PARALLEL_DIRS = googletest UnitTestMain
 
 include $(LEVEL)/Makefile.common
diff --git a/llvm/utils/unittest/UnitTestMain/Makefile b/llvm/utils/unittest/UnitTestMain/Makefile
new file mode 100644
index 00000000000..07a74e3c0db
--- /dev/null
+++ b/llvm/utils/unittest/UnitTestMain/Makefile
@@ -0,0 +1,19 @@
+##===- utils/unittest/UnitTestMain/Makefile ----------------*- Makefile -*-===##
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+##===----------------------------------------------------------------------===##
+
+LEVEL = ../../..
+
+include $(LEVEL)/Makefile.config
+
+LIBRARYNAME = UnitTestMain
+BUILD_ARCHIVE = 1
+CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include
+CPP.Flags += -Wno-variadic-macros
+
+include $(LEVEL)/Makefile.common
diff --git a/llvm/utils/unittest/UnitTestMain/TestMain.cpp b/llvm/utils/unittest/UnitTestMain/TestMain.cpp
new file mode 100644
index 00000000000..d97dca872ad
--- /dev/null
+++ b/llvm/utils/unittest/UnitTestMain/TestMain.cpp
@@ -0,0 +1,15 @@
+//===--- utils/unittest/UnitTestMain/TestMain.cpp - unittest driver -------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "gtest/gtest.h"
+
+int main(int argc, char **argv) {
+  testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}