1 files changed, 11 insertions, 0 deletions
diff --git a/lld/wasm/Driver.cpp b/lld/wasm/Driver.cpp
index 8c83d17db02f..5368fe79b7eb 100644
--- a/lld/wasm/Driver.cpp
+++ b/lld/wasm/Driver.cpp
@@ -949,6 +949,17 @@ static void processStubLibrariesPreLTO() {
           auto* needed = symtab->find(dep);
           if (needed ) {
             needed->isUsedInRegularObj = true;
+            // Like with handleLibcall we have to extract any LTO archive
+            // members that might need to be exported due to stub library
+            // symbols being referenced.  Without this the LTO object could be
+            // extracted during processStubLibraries, which is too late since
+            // LTO has already being performed at that point.
+            if (needed->isLazy() && isa<BitcodeFile>(needed->getFile())) {
+              if (!config->whyExtract.empty())
+                ctx.whyExtractRecords.emplace_back(toString(stub_file),
+                                                   needed->getFile(), *needed);
+              cast<LazySymbol>(needed)->extract();
+            }
           }
         }
       }