Index: include/clang-c/Index.h
===================================================================
--- include/clang-c/Index.h
+++ include/clang-c/Index.h
@@ -3313,6 +3313,12 @@
 CINDEX_LINKAGE unsigned clang_Cursor_isFunctionInlined(CXCursor C);
 
 /**
+ * \brief Determine whether a CXCursor that is a function declaration, is
+ * marked with __attribute__((noreturn)), [[gnu::noreturn]], or [[noreturn]].
+ */
+CINDEX_LINKAGE unsigned clang_Cursor_isFunctionNoReturn(CXCursor C);
+
+/**
  * \brief Determine whether a CXType has the "volatile" qualifier set,
  * without looking through typedefs that may have added "volatile" at
  * a different level.
Index: tools/libclang/CIndex.cpp
===================================================================
--- tools/libclang/CIndex.cpp
+++ tools/libclang/CIndex.cpp
@@ -3545,6 +3545,15 @@
   return FD->isInlined();
 }
 
+unsigned clang_Cursor_isFunctionNoReturn(CXCursor C) {
+  const Decl *D = getCursorDecl(C);
+  const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(D);
+  if (!FD) {
+      return false;
+  }
+  return FD->isNoReturn();
+}
+
 static StringLiteral* getCFSTR_value(CallExpr *callExpr) {
   if (callExpr->getNumArgs() != 1) {
     return nullptr;
Index: unittests/libclang/LibclangTest.cpp
===================================================================
--- unittests/libclang/LibclangTest.cpp
+++ unittests/libclang/LibclangTest.cpp
@@ -460,6 +460,36 @@
   clang_disposeSourceRangeList(Ranges);
 }
 
+TEST_F(LibclangParseTest, clang_Cursor_isFunctionNoReturn) {
+  std::string headerFile = "header.h";
+  WriteFile(headerFile,
+            "void fatal_error() __attribute__((noreturn));\n"
+            "void non_fatal_error();\n");
+
+  ClangTU = clang_parseTranslationUnit(Index, headerFile.c_str(),
+                                       nullptr, 0, nullptr, 0, TUFlags);
+
+  __block unsigned nonFatalIsNoReturn = 0, fatalIsNoReturn = 0;
+
+  clang_visitChildrenWithBlock(clang_getTranslationUnitCursor(ClangTU),
+      ^enum CXChildVisitResult(CXCursor cursor, CXCursor parent) {
+    if (clang_getCursorKind(cursor) == CXCursor_FunctionDecl) {
+      CXString displayNameCX = clang_getCursorDisplayName(cursor);
+      std::string displayName = clang_getCString(displayNameCX);
+      if (displayName == "non_fatal_error") {
+        nonFatalIsNoReturn = clang_Cursor_isFunctionNoReturn(cursor);
+      } else if (displayName == "fatal_error") {
+        fatalIsNoReturn = clang_Cursor_isFunctionNoReturn(cursor);
+      }
+      clang_disposeString(displayNameCX);
+    }
+    return CXChildVisit_Continue;
+  });
+
+  ASSERT_TRUE(fatalIsNoReturn);
+  ASSERT_FALSE(nonFatalIsNoReturn);
+}
+
 class LibclangReparseTest : public LibclangParseTest {
 public:
   void DisplayDiagnostics() {