Index: cfe/trunk/docs/LibASTMatchersReference.html =================================================================== --- cfe/trunk/docs/LibASTMatchersReference.html +++ cfe/trunk/docs/LibASTMatchersReference.html @@ -2843,6 +2843,20 @@ +Matcher<FunctionDecl>isNoReturn +
Matches FunctionDecls that have a noreturn attribute.
+
+Given
+  void nope();
+  [[noreturn]] void a();
+  __attribute__((noreturn)) void b();
+  struct c { [[noreturn]] c(); };
+functionDecl(isNoReturn())
+  matches all of those except
+  void nope();
+
+ + Matcher<FunctionDecl>isNoThrow
Matches functions that have a non-throwing exception specification.
 
Index: cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h
===================================================================
--- cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h
+++ cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h
@@ -3567,6 +3567,24 @@
   return Node.getNumParams() == N;
 }
 
+/// \brief Matches \c FunctionDecls that have a noreturn attribute.
+///
+/// Given
+/// \code
+///   void nope();
+///   [[noreturn]] void a();
+///   __attribute__((noreturn)) void b();
+///   struct c { [[noreturn]] c(); };
+/// \endcode
+/// functionDecl(isNoReturn())
+///   matches all of those except
+/// \code
+///   void nope();
+/// \endcode
+AST_MATCHER(FunctionDecl, isNoReturn) {
+  return Node.isNoReturn();
+}
+
 /// \brief Matches the return type of a function declaration.
 ///
 /// Given:
Index: cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp
===================================================================
--- cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp
+++ cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp
@@ -354,6 +354,7 @@
   REGISTER_MATCHER(isMemberInitializer);
   REGISTER_MATCHER(isMoveAssignmentOperator);
   REGISTER_MATCHER(isMoveConstructor);
+  REGISTER_MATCHER(isNoReturn);
   REGISTER_MATCHER(isNoThrow);
   REGISTER_MATCHER(isOverride);
   REGISTER_MATCHER(isPrivate);
Index: cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
===================================================================
--- cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
+++ cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
@@ -1770,6 +1770,84 @@
     functionDecl(isExplicitTemplateSpecialization())));
 }
 
+TEST(TypeMatching, MatchesNoReturn) {
+  EXPECT_TRUE(notMatches("void func();", functionDecl(isNoReturn())));
+  EXPECT_TRUE(notMatches("void func() {}", functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(notMatchesC("void func();", functionDecl(isNoReturn())));
+  EXPECT_TRUE(notMatchesC("void func() {}", functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(
+      notMatches("struct S { void func(); };", functionDecl(isNoReturn())));
+  EXPECT_TRUE(
+      notMatches("struct S { void func() {} };", functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(notMatches("struct S { static void func(); };",
+                         functionDecl(isNoReturn())));
+  EXPECT_TRUE(notMatches("struct S { static void func() {} };",
+                         functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(notMatches("struct S { S(); };", functionDecl(isNoReturn())));
+  EXPECT_TRUE(notMatches("struct S { S() {} };", functionDecl(isNoReturn())));
+
+  // ---
+
+  EXPECT_TRUE(matches("[[noreturn]] void func();", functionDecl(isNoReturn())));
+  EXPECT_TRUE(
+      matches("[[noreturn]] void func() {}", functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(matches("struct S { [[noreturn]] void func(); };",
+                      functionDecl(isNoReturn())));
+  EXPECT_TRUE(matches("struct S { [[noreturn]] void func() {} };",
+                      functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(matches("struct S { [[noreturn]] static void func(); };",
+                      functionDecl(isNoReturn())));
+  EXPECT_TRUE(matches("struct S { [[noreturn]] static void func() {} };",
+                      functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(
+      matches("struct S { [[noreturn]] S(); };", functionDecl(isNoReturn())));
+  EXPECT_TRUE(matches("struct S { [[noreturn]] S() {} };",
+                      functionDecl(isNoReturn())));
+
+  // ---
+
+  EXPECT_TRUE(matches("__attribute__((noreturn)) void func();",
+                      functionDecl(isNoReturn())));
+  EXPECT_TRUE(matches("__attribute__((noreturn)) void func() {}",
+                      functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(matches("struct S { __attribute__((noreturn)) void func(); };",
+                      functionDecl(isNoReturn())));
+  EXPECT_TRUE(matches("struct S { __attribute__((noreturn)) void func() {} };",
+                      functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(
+      matches("struct S { __attribute__((noreturn)) static void func(); };",
+              functionDecl(isNoReturn())));
+  EXPECT_TRUE(
+      matches("struct S { __attribute__((noreturn)) static void func() {} };",
+              functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(matches("struct S { __attribute__((noreturn)) S(); };",
+                      functionDecl(isNoReturn())));
+  EXPECT_TRUE(matches("struct S { __attribute__((noreturn)) S() {} };",
+                      functionDecl(isNoReturn())));
+
+  // ---
+
+  EXPECT_TRUE(matchesC("__attribute__((noreturn)) void func();",
+                      functionDecl(isNoReturn())));
+  EXPECT_TRUE(matchesC("__attribute__((noreturn)) void func() {}",
+                      functionDecl(isNoReturn())));
+
+  EXPECT_TRUE(matchesC("_Noreturn void func();",
+                      functionDecl(isNoReturn())));
+  EXPECT_TRUE(matchesC("_Noreturn void func() {}",
+                      functionDecl(isNoReturn())));
+}
+
 TEST(TypeMatching, MatchesBool) {
   EXPECT_TRUE(matches("struct S { bool func(); };",
                       cxxMethodDecl(returns(booleanType()))));