+#===------------------------------------------------------------------------===#
+# DejaGNU testing support
+#===------------------------------------------------------------------------===#
+
+ifdef TESTSUITE
+CLEANED_TESTSUITE := $(patsubst %/,%,$(TESTSUITE))
+CLEANED_TESTSUITE := $(patsubst test/%,%,$(CLEANED_TESTSUITE))
+RUNTESTFLAGS := --tool $(CLEANED_TESTSUITE)
+endif
+
+ifndef RUNLLVM2CPP
+RUNTESTFLAGS += --ignore llvm2cpp.exp
+endif
+
+ifneq ($(RUNTEST),)
+check-local:: site.exp
+ ( ulimit -t 600 ; ulimit -d 512000 ; \
+ PATH="$(LLVMToolDir):$(LLVM_SRC_ROOT)/test/Scripts:$(PATH)" \
+ $(RUNTEST) $(RUNTESTFLAGS) )
+else
+check-local:: site.exp
+ @echo "*** dejagnu not found. Make sure runtest is in your PATH, then reconfigure llvm."
+endif
+
+clean::
+ $(RM) -rf `find $(LLVM_OBJ_ROOT)/test -name Output -type d -print`
+
+site.exp: Makefile $(LLVM_OBJ_ROOT)/Makefile.config
+ @echo 'Making a new site.exp file...'
+ @echo '## these variables are automatically generated by make ##' >site.tmp
+ @echo '# Do not edit here. If you wish to override these values' >>site.tmp
+ @echo '# edit the last section' >>site.tmp
+ @echo 'set target_triplet "$(TARGET_TRIPLE)"' >> site.tmp
+ @echo 'set llvmgcc_version "$(LLVMGCC_VERSION)"' >> site.tmp
+ @echo 'set prcontext "$(TCLSH) $(LLVM_SRC_ROOT)/test/Scripts/prcontext.tcl"' >> site.tmp
+ @echo 'set llvmtoolsdir "$(ToolDir)"' >>site.tmp
+ @echo 'set llvmlibsdir "$(LibDir)"' >>site.tmp
+ @echo 'set srcroot "$(LLVM_SRC_ROOT)"' >>site.tmp
+ @echo 'set objroot "$(LLVM_OBJ_ROOT)"' >>site.tmp
+ @echo 'set srcdir "$(LLVM_SRC_ROOT)/test"' >>site.tmp
+ @echo 'set objdir "$(LLVM_OBJ_ROOT)/test"' >>site.tmp
+ @echo 'set llvmgcc "PATH=\"$(LLVMToolDir):$(PATH)\" \"$(LLVMGCC)\""' >> site.tmp
+ @echo 'set llvmgxx "PATH=\"$(LLVMToolDir):$(PATH)\" \"$(LLVMGCC)\""' >> site.tmp
+ @echo 'set llvmgccmajvers "$(LLVMGCC_MAJVERS)"' >> site.tmp
+ @echo 'set gxxcmd "$(CXX) $(CPP.Flags) $(CXX.Flags) $(CompileCommonOpts)"' >> site.tmp
+ @echo '## All variables above are generated by configure. Do Not Edit ## ' >>site.tmp
+ @test ! -f site.exp || \
+ sed '1,/^## All variables above are.*##/ d' site.exp >> site.tmp
+ @-rm -f site.bak
+ @test ! -f site.exp || mv site.exp site.bak
+ @mv site.tmp site.exp