Index: llvm/trunk/lib/Target/WebAssembly/WebAssemblyFixFunctionBitcasts.cpp
===================================================================
--- llvm/trunk/lib/Target/WebAssembly/WebAssemblyFixFunctionBitcasts.cpp
+++ llvm/trunk/lib/Target/WebAssembly/WebAssemblyFixFunctionBitcasts.cpp
@@ -36,11 +36,6 @@
 
 #define DEBUG_TYPE "wasm-fix-function-bitcasts"
 
-static cl::opt<bool>
-    TemporaryWorkarounds("wasm-temporary-workarounds",
-                         cl::desc("Apply certain temporary workarounds"),
-                         cl::init(true), cl::Hidden);
-
 namespace {
 class FixFunctionBitcasts final : public ModulePass {
   StringRef getPassName() const override {
@@ -241,7 +236,7 @@
     // "int main(int argc, char *argv[])", create an artificial call with it
     // bitcasted to that type so that we generate a wrapper for it, so that
     // the C runtime can call it.
-    if (!TemporaryWorkarounds && !F.isDeclaration() && F.getName() == "main") {
+    if (!F.isDeclaration() && F.getName() == "main") {
       Main = &F;
       LLVMContext &C = M.getContext();
       Type *MainArgTys[] = {Type::getInt32Ty(C),
Index: llvm/trunk/test/CodeGen/WebAssembly/call.ll
===================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/call.ll
+++ llvm/trunk/test/CodeGen/WebAssembly/call.ll
@@ -1,5 +1,5 @@
-; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -wasm-temporary-workarounds=false -mattr=+sign-ext,+simd128 | FileCheck %s
-; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -fast-isel -fast-isel-abort=1 -wasm-temporary-workarounds=false -mattr=+sign-ext,+simd128 | FileCheck %s
+; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -mattr=+sign-ext,+simd128 | FileCheck %s
+; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -fast-isel -fast-isel-abort=1 -mattr=+sign-ext,+simd128 | FileCheck %s
 
 ; Test that basic call operations assemble as expected.
 
Index: llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts-varargs.ll
===================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts-varargs.ll
+++ llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts-varargs.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-temporary-workarounds=false -wasm-keep-registers | FileCheck %s
+; RUN: llc < %s -asm-verbose=false -wasm-keep-registers | FileCheck %s
 
 ; Test that function pointer casts casting away varargs are replaced with
 ; wrappers.
Index: llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts.ll
===================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts.ll
+++ llvm/trunk/test/CodeGen/WebAssembly/function-bitcasts.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-disable-explicit-locals -wasm-keep-registers -enable-emscripten-cxx-exceptions -wasm-temporary-workarounds=false | FileCheck %s
+; RUN: llc < %s -asm-verbose=false -wasm-disable-explicit-locals -wasm-keep-registers -enable-emscripten-cxx-exceptions | FileCheck %s
 
 ; Test that function pointer casts are replaced with wrappers.
 
Index: llvm/trunk/test/CodeGen/WebAssembly/main-declaration.ll
===================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/main-declaration.ll
+++ llvm/trunk/test/CodeGen/WebAssembly/main-declaration.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-temporary-workarounds=false | FileCheck %s
+; RUN: llc < %s -asm-verbose=false | FileCheck %s
 
 ; Test main functions with alternate signatures.
 
Index: llvm/trunk/test/CodeGen/WebAssembly/main-no-args.ll
===================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/main-no-args.ll
+++ llvm/trunk/test/CodeGen/WebAssembly/main-no-args.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-temporary-workarounds=false | FileCheck %s
+; RUN: llc < %s -asm-verbose=false | FileCheck %s
 
 ; Test main functions with alternate signatures.
 
Index: llvm/trunk/test/CodeGen/WebAssembly/main-with-args.ll
===================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/main-with-args.ll
+++ llvm/trunk/test/CodeGen/WebAssembly/main-with-args.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -asm-verbose=false -wasm-temporary-workarounds=false | FileCheck %s
+; RUN: llc < %s -asm-verbose=false | FileCheck %s
 
 ; Test that main function with expected signature is not wrapped