[ASTMatchers] isSignedInteger() and isUnsignedInteger()

Complementary to isInteger(), these match signed and unsigned integers
respectively.

Review: http://reviews.llvm.org/D21989

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@275157 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 28 insertions, 0 deletions

diff --git a/include/clang/ASTMatchers/ASTMatchers.h b/include/clang/ASTMatchers/ASTMatchers.h
index 28449eaacd..aef4b4eafd 100644
--- a/include/clang/ASTMatchers/ASTMatchers.h
+++ b/include/clang/ASTMatchers/ASTMatchers.h
@@ -4067,6 +4067,34 @@ AST_MATCHER(QualType, isInteger) {
     return Node->isIntegerType();
 }
 
+/// \brief Matches QualType nodes that are of unsigned integer type.
+///
+/// Given
+/// \code
+///   void a(int);
+///   void b(unsigned long);
+///   void c(double);
+/// \endcode
+/// functionDecl(hasAnyParameter(hasType(isInteger())))
+/// matches "b(unsigned long)", but not "a(int)" and "c(double)".
+AST_MATCHER(QualType, isUnsignedInteger) {
+    return Node->isUnsignedIntegerType();
+}
+
+/// \brief Matches QualType nodes that are of signed integer type.
+///
+/// Given
+/// \code
+///   void a(int);
+///   void b(unsigned long);
+///   void c(double);
+/// \endcode
+/// functionDecl(hasAnyParameter(hasType(isInteger())))
+/// matches "a(int)", but not "b(unsigned long)" and "c(double)".
+AST_MATCHER(QualType, isSignedInteger) {
+    return Node->isSignedIntegerType();
+}
+
 /// \brief Matches QualType nodes that are of character type.
 ///
 /// Given