[NFC] [AIX] [z/OS] Fix build failure on AIX and z/OS

[abhina.sreeskantharajan]

Summary

This PR contains a build failure fix that occurs on both AIX and z/OS as a result of this commit https://reviews.llvm.org/rG670915094462d831e3733e5b01a76471b8cf6dd8.

[hubert.reinterpretcast]

LGTM; thanks.

[abhina.sreeskantharajan]

@hubert.reinterpretcast or @daltenty can you commit this revision?

[daltenty]

LGTM

[Kai]

LGTM.

llvm/lib/ExecutionEngine/Orc/LazyReexports.cpp

 void LazyCallThroughManager::resolveTrampolineLandingAddress(
     JITTargetAddress TrampolineAddr,
     NotifyLandingResolvedFunction NotifyLandingResolved) {
 
   auto Entry = findReexport(TrampolineAddr);
   if (!Entry)
     return NotifyLandingResolved(reportCallThroughError(Entry.takeError()));
 
+  // Declaring SLS outside of the call to ES.lookup is a workaround to fix build
+  // failures on AIX and on z/OS platforms.
+  SymbolLookupSet SLS({Entry->SymbolName});
+
   ES.lookup(
       LookupKind::Static,
       makeJITDylibSearchOrder(Entry->SourceJD,
                               JITDylibLookupFlags::MatchAllSymbols),
-      SymbolLookupSet({Entry->SymbolName}), SymbolState::Ready,
+      std::move(SLS), SymbolState::Ready,
       [this, TrampolineAddr, SymbolName = Entry->SymbolName,
        NotifyLandingResolved = std::move(NotifyLandingResolved)](
           Expected<SymbolMap> Result) mutable {
         if (Result) {
           assert(Result->size() == 1 && "Unexpected result size");
           assert(Result->count(SymbolName) && "Unexpected result value");
           JITTargetAddress LandingAddr = (*Result)[SymbolName].getAddress();