Revert "[sanitizer][NFCI] Add Options parameter to LowerAllowCheckPass" (#122833)

Reverts #122765

Reason: buildbot breakage
(https://lab.llvm.org/buildbot/#/builders/46/builds/10393)

```
z:\b\llvm-clang-x86_64-sie-win\build\bin\clang.exe -cc1 -internal-isystem Z:\b\llvm-clang-x86_64-sie-win\build\lib\clang\20\include -nostdsysteminc -triple x86_64-pc-linux-gnu -emit-llvm -o - Z:\b\llvm-clang-x86_64-sie-win\llvm-project\clang\test\CodeGen\allow-ubsan-check-inline.c -fsanitize=signed-integer-overflow -mllvm -ubsan-guard-checks -O3 -mllvm -lower-allow-check-random-rate=1 -Rpass=lower-allow-check -Rpass-missed=lower-allow-check -fno-inline 2>&1 | z:\b\llvm-clang-x86_64-sie-win\build\bin\filecheck.exe Z:\b\llvm-clang-x86_64-sie-win\llvm-project\clang\test\CodeGen\allow-ubsan-check-inline.c --check-prefixes=NOINL --implicit-check-not="remark:"
# executed command: 'z:\b\llvm-clang-x86_64-sie-win\build\bin\clang.exe' -cc1 -internal-isystem 'Z:\b\llvm-clang-x86_64-sie-win\build\lib\clang\20\include' -nostdsysteminc -triple x86_64-pc-linux-gnu -emit-llvm -o - 'Z:\b\llvm-clang-x86_64-sie-win\llvm-project\clang\test\CodeGen\allow-ubsan-check-inline.c' -fsanitize=signed-integer-overflow -mllvm -ubsan-guard-checks -O3 -mllvm -lower-allow-check-random-rate=1 -Rpass=lower-allow-check -Rpass-missed=lower-allow-check -fno-inline
# note: command had no output on stdout or stderr
# error: command failed with exit status: 0xc0000409
# executed command: 'z:\b\llvm-clang-x86_64-sie-win\build\bin\filecheck.exe' 'Z:\b\llvm-clang-x86_64-sie-win\llvm-project\clang\test\CodeGen\allow-ubsan-check-inline.c' --check-prefixes=NOINL --implicit-check-not=remark:
# .---command stderr------------
# | FileCheck error: '<stdin>' is empty.
# | FileCheck command line:  z:\b\llvm-clang-x86_64-sie-win\build\bin\filecheck.exe Z:\b\llvm-clang-x86_64-sie-win\llvm-project\clang\test\CodeGen\allow-ubsan-check-inline.c --check-prefixes=NOINL --implicit-check-not=remark:
# `-----------------------------
# error: command failed with exit status: 2
```

Author: thurstond

clang/lib/CodeGen/BackendUtil.cpp

@@ -795,12 +795,11 @@ static void addSanitizers(const Triple &TargetTriple,
   }
 
   if (LowerAllowCheckPass::IsRequested()) {
-    LowerAllowCheckPass::Options Opts;
     // We want to call it after inline, which is about OptimizerEarlyEPCallback.
-    PB.registerOptimizerEarlyEPCallback([&Opts](ModulePassManager &MPM,
-                                                OptimizationLevel Level,
-                                                ThinOrFullLTOPhase Phase) {
-      MPM.addPass(createModuleToFunctionPassAdaptor(LowerAllowCheckPass(Opts)));
+    PB.registerOptimizerEarlyEPCallback([](ModulePassManager &MPM,
+                                           OptimizationLevel Level,
+                                           ThinOrFullLTOPhase Phase) {
+      MPM.addPass(createModuleToFunctionPassAdaptor(LowerAllowCheckPass()));
     });
   }
 }

llvm/include/llvm/Transforms/Instrumentation/LowerAllowCheckPass.h

@@ -24,18 +24,9 @@ namespace llvm {
 // from the hot code.
 class LowerAllowCheckPass : public PassInfoMixin<LowerAllowCheckPass> {
 public:
-  struct Options {
-    std::vector<unsigned int> placeholder; // TODO: cutoffs
-  };
-
-  explicit LowerAllowCheckPass(LowerAllowCheckPass::Options Opts)
-      : Opts(Opts) {};
   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
 
   static bool IsRequested();
-
-private:
-  LowerAllowCheckPass::Options Opts;
 };
 
 } // namespace llvm

llvm/lib/Passes/PassBuilder.cpp

@@ -821,21 +821,6 @@ Expected<EmbedBitcodeOptions> parseEmbedBitcodePassOptions(StringRef Params) {
   return Result;
 }
 
-Expected<LowerAllowCheckPass::Options>
-parseLowerAllowCheckPassOptions(StringRef Params) {
-  LowerAllowCheckPass::Options Result;
-  while (!Params.empty()) {
-    StringRef ParamName;
-    std::tie(ParamName, Params) = Params.split(';');
-
-    return make_error<StringError>(
-        formatv("invalid LowerAllowCheck pass parameter '{0}' ", ParamName)
-            .str(),
-        inconvertibleErrorCode());
-  }
-  return Result;
-}
-
 Expected<MemorySanitizerOptions> parseMSanPassOptions(StringRef Params) {
   MemorySanitizerOptions Result;
   while (!Params.empty()) {

llvm/lib/Passes/PassRegistry.def

@@ -402,6 +402,7 @@ FUNCTION_PASS("loop-load-elim", LoopLoadEliminationPass())
 FUNCTION_PASS("loop-simplify", LoopSimplifyPass())
 FUNCTION_PASS("loop-sink", LoopSinkPass())
 FUNCTION_PASS("loop-versioning", LoopVersioningPass())
+FUNCTION_PASS("lower-allow-check", LowerAllowCheckPass())
 FUNCTION_PASS("lower-atomic", LowerAtomicPass())
 FUNCTION_PASS("lower-constant-intrinsics", LowerConstantIntrinsicsPass())
 FUNCTION_PASS("lower-expect", LowerExpectIntrinsicPass())
@@ -552,10 +553,6 @@ FUNCTION_PASS_WITH_PARAMS(
     parseLoopVectorizeOptions,
     "no-interleave-forced-only;interleave-forced-only;no-vectorize-forced-only;"
     "vectorize-forced-only")
-FUNCTION_PASS_WITH_PARAMS(
-    "lower-allow-check", "LowerAllowCheckPass",
-    [](LowerAllowCheckPass::Options Opts) { return LowerAllowCheckPass(Opts); },
-    parseLowerAllowCheckPassOptions, "")
 FUNCTION_PASS_WITH_PARAMS(
     "lower-matrix-intrinsics", "LowerMatrixIntrinsicsPass",
     [](bool Minimal) { return LowerMatrixIntrinsicsPass(Minimal); },