[ThinLTO] Expected<> return values need to be handled to avoid an ass…

…ertion git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@291377 91177308-0d34-0410-b5e6-96231b3b80d8
simoatze · Jan 8, 2017 · 1de89c2 · 1de89c2
1 parent f83ef17
commit 1de89c2
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/lib/LTO/ThinLTOCodeGenerator.cpp b/lib/LTO/ThinLTOCodeGenerator.cpp
@@ -196,8 +196,15 @@ crossImportIntoModule(Module &TheModule, const ModuleSummaryIndex &Index,
   };
 
   FunctionImporter Importer(Index, Loader);
-  if (!Importer.importFunctions(TheModule, ImportList))
+  Expected<bool> Result = Importer.importFunctions(TheModule, ImportList);
+  if (!Result) {
+    handleAllErrors(Result.takeError(), [&](ErrorInfoBase &EIB) {
+      SMDiagnostic Err = SMDiagnostic(TheModule.getModuleIdentifier(),
+                                      SourceMgr::DK_Error, EIB.message());
+      Err.print("ThinLTO", errs());
+    });
     report_fatal_error("importFunctions failed");
+  }
 }
 
 static void optimizeModule(Module &TheModule, TargetMachine &TM,