# Set up variables for building a unit test.
ifdef TESTNAME
+ifndef MAKEFILE_UNITTEST_NO_INCLUDE_COMMON
include $(LEVEL)/Makefile.common
+endif
LLVMUnitTestExe = $(BuildMode)/$(TESTNAME)Tests$(EXEEXT)
-CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include/
-CPP.Flags += -Wno-variadic-macros
-LIBS += -lGoogleTest -lUnitTestMain
+# Note that these flags are duplicated when building GoogleTest itself in
+# utils/unittest/googletest/Makefile; ensure that any changes are made to both.
+CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include
+CPP.Flags += $(NO_MISSING_FIELD_INITIALIZERS) $(NO_VARIADIC_MACROS)
+CPP.Flags += -DGTEST_HAS_RTTI=0
+# libstdc++'s TR1 <tuple> header depends on RTTI and uses C++'0x features not
+# supported by Clang, so force googletest to use its own tuple implementation.
+CPP.Flags += -DGTEST_USE_OWN_TR1_TUPLE
+
+# Disable pthreads if LLVM was configured without them.
+ifneq ($(HAVE_PTHREAD), 1)
+ CPP.Flags += -DGTEST_HAS_PTHREAD=0
+endif
+
+TESTLIBS = -lgtest -lgtest_main
+
+ifeq ($(ENABLE_SHARED), 1)
+ ifneq (,$(RPATH))
+ # Add the absolute path to the dynamic library. This is ok because
+ # we'll never install unittests.
+ LD.Flags += $(RPATH) -Wl,$(SharedLibDir)
+ endif
+ # Also set {DYLD,LD}_LIBRARY_PATH because OSX ignores the rpath most
+ # of the time.
+ Run.Shared := $(SHLIBPATH_VAR)="$(SharedLibDir)$${$(SHLIBPATH_VAR):+:}$$$(SHLIBPATH_VAR)"
+endif
$(LLVMUnitTestExe): $(ObjectsO) $(ProjLibsPaths) $(LLVMLibsPaths)
$(Echo) Linking $(BuildMode) unit test $(TESTNAME) $(StripWarnMsg)
$(Verb) $(Link) -o $@ $(TOOLLINKOPTS) $(ObjectsO) $(ProjLibsOptions) \
- $(LIBS) $(LLVMLibsOptions) $(ExtraLibs) $(TOOLLINKOPTSB)
+ $(TESTLIBS) $(LLVMLibsOptions) $(ExtraLibs) $(TOOLLINKOPTSB) $(LIBS)
$(Echo) ======= Finished Linking $(BuildMode) Unit test $(TESTNAME) \
$(StripWarnMsg)
all:: $(LLVMUnitTestExe)
unitcheck:: $(LLVMUnitTestExe)
- $(LLVMUnitTestExe)
+ $(Run.Shared) $(LLVMUnitTestExe)
endif