[llvm] [InlineCost] Consider the default branch when calculating cost (PR #77856)
Matt Arsenault via llvm-commits
llvm-commits at lists.llvm.org
Tue Jan 16 22:52:22 PST 2024
================
@@ -3505,6 +3506,10 @@ class SwitchInst : public Instruction {
return cast<BasicBlock>(getOperand(1));
}
+ bool defaultDestIsUnreachable() const {
----------------
arsenm wrote:
Add documentation comment. I think the name is misleading too. The code isn't unreachable, and it only accepts empty blocks. How about something like defaultDestIsEmpty? defaultDestUndefined?
https://github.com/llvm/llvm-project/pull/77856
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