[lld] [WIP][lld] Support thumb PLTs for cortex-M (PR #86223)

[Peter Smith via llvm-commits]

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@@ -606,12 +720,13 @@ void ARM::relocate(uint8_t *loc, const Relocation &rel, uint64_t val) const {
     // PLT entries are always ARM state so we know we need to interwork.
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smithp35 wrote:

Another possibly stale comment.

https://github.com/llvm/llvm-project/pull/86223