+unsigned DILocation::computeNewDiscriminator() const {
+ // FIXME: This seems completely wrong.
+ //
+ // 1. If two modules are generated in the same context, then the second
+ // Module will get different discriminators than it would have if it were
+ // generated in its own context.
+ // 2. If this function is called after round-tripping to bitcode instead of
+ // before, it will give a different (and potentially incorrect!) return.
+ //
+ // The discriminator should instead be calculated from local information
+ // where it's actually needed. This logic should be moved to
+ // AddDiscriminators::runOnFunction(), where it doesn't pollute the
+ // LLVMContext.
+ std::pair<const char *, unsigned> Key(getFilename().data(), getLine());
+ return ++getContext().pImpl->DiscriminatorTable[Key];
+}
+
+unsigned DINode::getFlag(StringRef Flag) {