public:
explicit MergedBlockName(ArrayRef<BCECmpBlock> Comparisons)
- : Name(makeTwine(Comparisons)) {}
- const Twine Name;
+ : Name(makeName(Comparisons)) {}
+ const StringRef Name;
private:
- Twine makeTwine(ArrayRef<BCECmpBlock> Comparisons) {
+ StringRef makeName(ArrayRef<BCECmpBlock> Comparisons) {
assert(!Comparisons.empty() && "no basic block");
// Fast path: only one block, or no names at all.
if (Comparisons.size() == 1)
return i + Cmp.BB->getName().size();
});
if (size == 0)
- return Twine();
+ return StringRef("", 0);
// Slow path: at least two blocks, at least one block with a name.
Scratch.clear();
append(BB->getName());
}
}
- return Twine(Scratch);
+ return StringRef(Scratch);
}
};
} // namespace