[lld] [lld][WebAssembly] Fix stub library deps causing LTO archive members to be required post-LTO (PR #101894)

[Alon Zakai via llvm-commits]

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@@ -949,6 +949,17 @@ static void processStubLibrariesPreLTO() {
           auto* needed = symtab->find(dep);
           if (needed ) {
             needed->isUsedInRegularObj = true;
+            // Like with handleLibcall we have extract any LTO archive members
+            // that might need to be exported due to stub library symbol being
+            // used.  Without this the LTO object could be extracted during
+            // processStubLibraries, which is too late since LTO has already
+            // beeing performed at that point.
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kripken wrote:

```suggestion
            // being performed at that point.
```

https://github.com/llvm/llvm-project/pull/101894