Index: docs/LibASTMatchersReference.html =================================================================== --- docs/LibASTMatchersReference.html +++ docs/LibASTMatchersReference.html @@ -2371,6 +2371,22 @@ +
Matches functions that have a dynamic exception specification. + +Given: + void f(); + void g() noexcept; + void h() noexcept(true); + void i() noexcept(false); + void j() throw(); + void k() throw(int); + void l() throw(...); +functionDecl(hasDynamicExceptionSpec()) + matches the declarations of j, k, and l, but not f, g, h, or i. +
Matches overloaded operator names.
Index: include/clang/ASTMatchers/ASTMatchers.h
===================================================================
--- include/clang/ASTMatchers/ASTMatchers.h
+++ include/clang/ASTMatchers/ASTMatchers.h
@@ -3212,6 +3212,26 @@
return Node.isDefaulted();
}
+/// \brief Matches functions that have a dynamic exception specification.
+///
+/// Given:
+/// \code
+/// void f();
+/// void g() noexcept;
+/// void h() noexcept(true);
+/// void i() noexcept(false);
+/// void j() throw();
+/// void k() throw(int);
+/// void l() throw(...);
+/// \endcode
+/// functionDecl(hasDynamicExceptionSpec())
+/// matches the declarations of j, k, and l, but not f, g, h, or i.
+AST_MATCHER(FunctionDecl, hasDynamicExceptionSpec) {
+ if (const auto *FnTy = Node.getType()->getAs())
+ return FnTy->hasDynamicExceptionSpec();
+ return false;
+}
+
/// \brief Matches functions that have a non-throwing exception specification.
///
/// Given:
Index: lib/ASTMatchers/Dynamic/Registry.cpp
===================================================================
--- lib/ASTMatchers/Dynamic/Registry.cpp
+++ lib/ASTMatchers/Dynamic/Registry.cpp
@@ -218,6 +218,7 @@
REGISTER_MATCHER(hasDeducedType);
REGISTER_MATCHER(hasDescendant);
REGISTER_MATCHER(hasDestinationType);
+ REGISTER_MATCHER(hasDynamicExceptionSpec);
REGISTER_MATCHER(hasEitherOperand);
REGISTER_MATCHER(hasElementType);
REGISTER_MATCHER(hasElse);
Index: unittests/ASTMatchers/ASTMatchersTest.cpp
===================================================================
--- unittests/ASTMatchers/ASTMatchersTest.cpp
+++ unittests/ASTMatchers/ASTMatchersTest.cpp
@@ -3552,6 +3552,22 @@
pointsTo(TypeMatcher(anything()))))));
}
+TEST(hasDynamicExceptionSpec, MatchesDynamicExceptionSpecifications) {
+ EXPECT_TRUE(notMatches("void f();", functionDecl(hasDynamicExceptionSpec())));
+ EXPECT_TRUE(notMatches("void g() noexcept;",
+ functionDecl(hasDynamicExceptionSpec())));
+ EXPECT_TRUE(notMatches("void h() noexcept(true);",
+ functionDecl(hasDynamicExceptionSpec())));
+ EXPECT_TRUE(notMatches("void i() noexcept(false);",
+ functionDecl(hasDynamicExceptionSpec())));
+ EXPECT_TRUE(
+ matches("void j() throw();", functionDecl(hasDynamicExceptionSpec())));
+ EXPECT_TRUE(
+ matches("void k() throw(int);", functionDecl(hasDynamicExceptionSpec())));
+ EXPECT_TRUE(
+ matches("void l() throw(...);", functionDecl(hasDynamicExceptionSpec())));
+}
+
TEST(HasImplicitDestinationType, MatchesSimpleCase) {
// This test creates an implicit const cast.
EXPECT_TRUE(matches("int x; const int i = x;",