[llvm] [ConstraintElim] Remove dead code. NFC. (PR #118983)

[Florian Hahn via llvm-commits]

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@@ -52,9 +52,6 @@ bool ConstraintSystem::eliminateUsingFM() {
   for (unsigned R1 = 0; R1 < NumRemainingConstraints; R1++) {
     // FIXME do not use copy
     for (unsigned R2 = R1 + 1; R2 < NumRemainingConstraints; R2++) {
-      if (R1 == R2)
-        continue;
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fhahn wrote:

Ah yes, thanks for the cleanup!

https://github.com/llvm/llvm-project/pull/118983