Index: llvm/trunk/bindings/go/llvm/transforms_pmbuilder.go
===================================================================
--- llvm/trunk/bindings/go/llvm/transforms_pmbuilder.go
+++ llvm/trunk/bindings/go/llvm/transforms_pmbuilder.go
@@ -66,3 +66,7 @@
 func (pmb PassManagerBuilder) UseInlinerWithThreshold(threshold uint) {
 	C.LLVMPassManagerBuilderUseInlinerWithThreshold(pmb.C, C.uint(threshold))
 }
+
+func (pmb PassManagerBuilder) AddCoroutinePassesToExtensionPoints() {
+	C.LLVMPassManagerBuilderAddCoroutinePassesToExtensionPoints(pmb.C);
+}
Index: llvm/trunk/include/llvm-c/Transforms/PassManagerBuilder.h
===================================================================
--- llvm/trunk/include/llvm-c/Transforms/PassManagerBuilder.h
+++ llvm/trunk/include/llvm-c/Transforms/PassManagerBuilder.h
@@ -79,6 +79,9 @@
                                                   LLVMBool Internalize,
                                                   LLVMBool RunInliner);
 
+/** See llvm::addCoroutinePassesToExtensionPoints. */
+void LLVMPassManagerBuilderAddCoroutinePassesToExtensionPoints(LLVMPassManagerBuilderRef PMB);
+
 /**
  * @}
  */
Index: llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp
===================================================================
--- llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -30,6 +30,7 @@
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Transforms/AggressiveInstCombine/AggressiveInstCombine.h"
+#include "llvm/Transforms/Coroutines.h"
 #include "llvm/Transforms/IPO.h"
 #include "llvm/Transforms/IPO/ForceFunctionAttrs.h"
 #include "llvm/Transforms/IPO/FunctionAttrs.h"
@@ -1068,3 +1069,9 @@
 
   Builder->populateLTOPassManager(*LPM);
 }
+
+void
+LLVMPassManagerBuilderAddCoroutinePassesToExtensionPoints(LLVMPassManagerBuilderRef PMB) {
+  PassManagerBuilder *Builder = unwrap(PMB);
+  addCoroutinePassesToExtensionPoints(*Builder);
+}