[libc] [llvm] [llvm] Add KnownBits implementations for avgFloor and avgCeil (PR #86445)

[Jay Foad via llvm-commits]

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@@ -18,9 +18,8 @@
 
 using namespace llvm;
 
-static KnownBits computeForAddCarry(
-    const KnownBits &LHS, const KnownBits &RHS,
-    bool CarryZero, bool CarryOne) {
+static KnownBits computeForAddCarry(const KnownBits &LHS, const KnownBits &RHS,
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jayfoad wrote:

Don't reformat code that you haven't changed.

https://github.com/llvm/llvm-project/pull/86445