$libpath =~ s/^BitWriter/Bitcode\/Writer/;
$libpath =~ s/^CppBackend/Target\/CppBackend/;
$libpath =~ s/^MSIL/Target\/MSIL/;
- $libpath =~ s/^Core/VMCore/;
+ $libpath =~ s/^Core/IR/;
$libpath =~ s/^Instrumentation/Transforms\/Instrumentation/;
$libpath =~ s/^Interpreter/ExecutionEngine\/Interpreter/;
$libpath =~ s/^JIT/ExecutionEngine\/JIT/;