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Rollup merge of #46652 - ishitatsuyuki:thinlto-backport, r=alexcrichton

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ThinLTO: updates for LLVM 5

refs:

ccb80b9c0f
e611018a3f
This commit is contained in:
Steve Klabnik 2017-12-15 09:26:57 -05:00 committed by GitHub
commit 6e95629812
1 changed files with 8 additions and 0 deletions
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8
src/rustllvm/PassWrapper.cpp
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@ -969,11 +969,19 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules,
// linkage will stay as external, and internal will stay as internal.
std::set<GlobalValue::GUID> ExportedGUIDs;
for (auto &List : Ret->Index) {
#if LLVM_VERSION_GE(5, 0)
for (auto &GVS: List.second.SummaryList) {
#else
for (auto &GVS: List.second) {
#endif
if (GlobalValue::isLocalLinkage(GVS->linkage()))
continue;
auto GUID = GVS->getOriginalName();
#if LLVM_VERSION_GE(5, 0)
if (GVS->flags().Live)
#else
if (!DeadSymbols.count(GUID))
#endif
ExportedGUIDs.insert(GUID);
}
}