From f6413d8aaa0205b58345bdd985d2c5c4544bd260 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu@google.com>
Date: Thu, 22 Jul 2021 06:30:39 -0700
Subject: [PATCH] [Transforms] Remove getOrCreateInitFunction (NFC)

The last use was removed on Jan 16, 2019 in commit
81101de5853b4ed64640220a086a67b16f36f153.
---
 llvm/include/llvm/Transforms/Utils/ModuleUtils.h |  5 -----
 llvm/lib/Transforms/Utils/ModuleUtils.cpp        | 22 ----------------------
 2 files changed, 27 deletions(-)

diff --git a/llvm/include/llvm/Transforms/Utils/ModuleUtils.h b/llvm/include/llvm/Transforms/Utils/ModuleUtils.h
index a2de0a9..f53ba54 100644
--- a/llvm/include/llvm/Transforms/Utils/ModuleUtils.h
+++ b/llvm/include/llvm/Transforms/Utils/ModuleUtils.h
@@ -68,11 +68,6 @@ std::pair<Function *, FunctionCallee> getOrCreateSanitizerCtorAndInitFunctions(
     function_ref<void(Function *, FunctionCallee)> FunctionsCreatedCallback,
     StringRef VersionCheckName = StringRef());
 
-// Creates and returns a sanitizer init function without argument if it doesn't
-// exist, and adds it to the global constructors list. Otherwise it returns the
-// existing function.
-Function *getOrCreateInitFunction(Module &M, StringRef Name);
-
 /// Rename all the anon globals in the module using a hash computed from
 /// the list of public globals in the module.
 bool nameUnamedGlobals(Module &M);
diff --git a/llvm/lib/Transforms/Utils/ModuleUtils.cpp b/llvm/lib/Transforms/Utils/ModuleUtils.cpp
index 7c03162..2aef372 100644
--- a/llvm/lib/Transforms/Utils/ModuleUtils.cpp
+++ b/llvm/lib/Transforms/Utils/ModuleUtils.cpp
@@ -177,28 +177,6 @@ llvm::getOrCreateSanitizerCtorAndInitFunctions(
   return std::make_pair(Ctor, InitFunction);
 }
 
-Function *llvm::getOrCreateInitFunction(Module &M, StringRef Name) {
-  assert(!Name.empty() && "Expected init function name");
-  if (Function *F = M.getFunction(Name)) {
-    if (F->arg_size() != 0 ||
-        F->getReturnType() != Type::getVoidTy(M.getContext())) {
-      std::string Err;
-      raw_string_ostream Stream(Err);
-      Stream << "Sanitizer interface function defined with wrong type: " << *F;
-      report_fatal_error(Err);
-    }
-    return F;
-  }
-  Function *F =
-      cast<Function>(M.getOrInsertFunction(Name, AttributeList(),
-                                           Type::getVoidTy(M.getContext()))
-                         .getCallee());
-
-  appendToGlobalCtors(M, F, 0);
-
-  return F;
-}
-
 void llvm::filterDeadComdatFunctions(
     Module &M, SmallVectorImpl<Function *> &DeadComdatFunctions) {
   // Build a map from the comdat to the number of entries in that comdat we
-- 
2.7.4