[lld] [LLD][COFF] Fix ARM64 EC chunks comparator (PR #75407)

[Alexandre Ganea via llvm-commits]

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@@ -1480,7 +1480,8 @@ void Writer::sortECChunks() {
       llvm::stable_sort(sec->chunks, [=](const Chunk *a, const Chunk *b) {
         std::optional<chpe_range_type> aType = a->getArm64ECRangeType(),
                                        bType = b->getArm64ECRangeType();
-        return !aType || (bType && *aType < *bType);
+        return (!aType ? 0 : (unsigned)*aType + 1) <
+               (!bType ? 0 : (unsigned)*bType + 1);
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aganea wrote:

Thanks for getting back! Since you already have a diff ready do you mind sending out the PR & landing it? I can close this in that case.

https://github.com/llvm/llvm-project/pull/75407