No need to run buildO0defaultPipeline manually.

The call to `PB.parsePassPipeline` will make sure the default pipeline is run. This is now equivalent to how custom pipelines are ran in `LTOBackend`.
ykjit · Nov 3, 2023 · a5d59b7 · a5d59b7
1 parent 65fb1ad
commit a5d59b7
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp
@@ -1027,7 +1027,6 @@ void EmitAssemblyHelper::RunOptimizationPipeline(
     }
 
     if (!NewPMPasses.empty()) {
-      MPM.addPass(PB.buildO0DefaultPipeline(Level, PrepareForThinLTO || PrepareForLTO));
       if (auto Err = PB.parsePassPipeline(MPM, NewPMPasses)) {
         report_fatal_error(Twine("unable to parse pass pipeline description '") +
             NewPMPasses + "': " + toString(std::move(Err)));