Add `-Zlint-llvm-ir`

1 files changed, 8 insertions, 1 deletions

diff --git a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
index 283c4fbbb7c..39d97e175d6 100644
--- a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
@@ -713,7 +713,7 @@ extern "C" LLVMRustResult LLVMRustOptimize(
     LLVMModuleRef ModuleRef, LLVMTargetMachineRef TMRef,
     LLVMRustPassBuilderOptLevel OptLevelRust, LLVMRustOptStage OptStage,
     bool IsLinkerPluginLTO, bool NoPrepopulatePasses, bool VerifyIR,
-    bool UseThinLTOBuffers, bool MergeFunctions, bool UnrollLoops,
+    bool LintIR, bool UseThinLTOBuffers, bool MergeFunctions, bool UnrollLoops,
     bool SLPVectorize, bool LoopVectorize, bool DisableSimplifyLibCalls,
     bool EmitLifetimeMarkers, LLVMRustSanitizerOptions *SanitizerOptions,
     const char *PGOGenPath, const char *PGOUsePath, bool InstrumentCoverage,
@@ -842,6 +842,13 @@ extern "C" LLVMRustResult LLVMRustOptimize(
         });
   }
 
+  if (LintIR) {
+    PipelineStartEPCallbacks.push_back(
+        [](ModulePassManager &MPM, OptimizationLevel Level) {
+          MPM.addPass(createModuleToFunctionPassAdaptor(LintPass()));
+        });
+  }
+
   if (InstrumentGCOV) {
     PipelineStartEPCallbacks.push_back(
         [](ModulePassManager &MPM, OptimizationLevel Level) {