return TargetIRAnalysis();
}
- /// Set LLVM command line options passed through -backend-option.
- void setCommandLineOpts();
-
void CreatePasses(legacy::PassManager &MPM, legacy::FunctionPassManager &FPM);
/// Generates the TargetMachine.
PMBuilder.populateModulePassManager(MPM);
}
-void EmitAssemblyHelper::setCommandLineOpts() {
+static void setCommandLineOpts(const CodeGenOptions &CodeGenOpts) {
SmallVector<const char *, 16> BackendArgs;
BackendArgs.push_back("clang"); // Fake program name.
if (!CodeGenOpts.DebugPass.empty()) {
std::unique_ptr<raw_pwrite_stream> OS) {
TimeRegion Region(llvm::TimePassesIsEnabled ? &CodeGenerationTime : nullptr);
- setCommandLineOpts();
+ setCommandLineOpts(CodeGenOpts);
bool UsesCodeGen = (Action != Backend_EmitNothing &&
Action != Backend_EmitBC &&
void EmitAssemblyHelper::EmitAssemblyWithNewPassManager(
BackendAction Action, std::unique_ptr<raw_pwrite_stream> OS) {
TimeRegion Region(llvm::TimePassesIsEnabled ? &CodeGenerationTime : nullptr);
- setCommandLineOpts();
+ setCommandLineOpts(CodeGenOpts);
// The new pass manager always makes a target machine available to passes
// during construction.
ModuleToDefinedGVSummaries;
CombinedIndex->collectDefinedGVSummariesPerModule(ModuleToDefinedGVSummaries);
+ setCommandLineOpts(CGOpts);
+
// We can simply import the values mentioned in the combined index, since
// we should only invoke this using the individual indexes written out
// via a WriteIndexesThinBackend.
--- /dev/null
+; Test to ensure -backend-options work when invoking the ThinLTO backend path.
+
+; This test uses a non-existent backend option to test that backend options are
+; being parsed. While it's more important that the existing options are parsed
+; than that this error is produced, this provides a reliable way to test this
+; scenario independent of any particular backend options that may exist now or
+; in the future.
+
+; RUN: %clang -flto=thin -c -o %t.o %s
+; RUN: llvm-lto -thinlto -o %t %t.o
+; RUN: not %clang_cc1 -x ir %t.o -fthinlto-index=%t.thinlto.bc -backend-option -nonexistent -emit-obj -o /dev/null 2>&1 | FileCheck %s
+
+; CHECK: clang: Unknown command line argument '-nonexistent'