r238016 - Adding new AST matcher: isConstexpr
Szabolcs Sipos
szabolcs.sipos at ericsson.com
Fri May 22 04:35:50 PDT 2015
Author: eszasip
Date: Fri May 22 06:35:50 2015
New Revision: 238016
URL: http://llvm.org/viewvc/llvm-project?rev=238016&view=rev
Log:
Adding new AST matcher: isConstexpr
It matches constexpr variable and function declarations.
Modified:
cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h
cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp
Modified: cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h?rev=238016&r1=238015&r2=238016&view=diff
==============================================================================
--- cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h (original)
+++ cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h Fri May 22 06:35:50 2015
@@ -2709,6 +2709,23 @@ AST_MATCHER(FunctionDecl, isDeleted) {
return Node.isDeleted();
}
+/// \brief Matches constexpr variable and function declarations.
+///
+/// Given:
+/// \code
+/// constexpr int foo = 42;
+/// constexpr int bar();
+/// \endcode
+/// varDecl(isConstexpr())
+/// matches the declaration of foo.
+/// functionDecl(isConstexpr())
+/// matches the declaration of bar.
+AST_POLYMORPHIC_MATCHER(isConstexpr,
+ AST_POLYMORPHIC_SUPPORTED_TYPES(VarDecl,
+ FunctionDecl)) {
+ return Node.isConstexpr();
+}
+
/// \brief Matches the condition expression of an if statement, for loop,
/// or conditional operator.
///
Modified: cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp?rev=238016&r1=238015&r2=238016&view=diff
==============================================================================
--- cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp (original)
+++ cfe/trunk/unittests/ASTMatchers/ASTMatchersTest.cpp Fri May 22 06:35:50 2015
@@ -1595,6 +1595,13 @@ TEST(IsDeleted, MatchesDeletedFunctionDe
functionDecl(hasName("Func"), isDeleted())));
}
+TEST(isConstexpr, MatchesConstexprDeclarations) {
+ EXPECT_TRUE(matches("constexpr int foo = 42;",
+ varDecl(hasName("foo"), isConstexpr())));
+ EXPECT_TRUE(matches("constexpr int bar();",
+ functionDecl(hasName("bar"), isConstexpr())));
+}
+
TEST(HasAnyParameter, DoesntMatchIfInnerMatcherDoesntMatch) {
EXPECT_TRUE(notMatches("class Y {}; class X { void x(int) {} };",
methodDecl(hasAnyParameter(hasType(recordDecl(hasName("X")))))));
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