Implement indexing support for lambdas in libclang (both kinds), as

well as improving the RecursiveASTVisitor's walk of lambda
expressions.

llvm-svn: 150549

1 files changed, 22 insertions, 2 deletions

diff --git a/clang/include/clang-c/Index.h b/clang/include/clang-c/Index.h
index 0c6d6d1c762..018a316c894 100644
--- a/clang/include/clang-c/Index.h
+++ b/clang/include/clang-c/Index.h
@@ -1500,7 +1500,13 @@ enum CXCursorKind {
    */
   CXCursor_OverloadedDeclRef             = 49,
   
-  CXCursor_LastRef                       = CXCursor_OverloadedDeclRef,
+  /**
+   * \brief A reference to a variable that occurs in some non-expression 
+   * context, e.g., a C++ lambda capture list.
+   */
+  CXCursor_VariableRef                   = 50,
+  
+  CXCursor_LastRef                       = CXCursor_VariableRef,
 
   /* Error conditions */
   CXCursor_FirstInvalid                  = 70,
@@ -1746,7 +1752,21 @@ enum CXCursorKind {
    */
   CXCursor_SizeOfPackExpr                = 143,
 
-  CXCursor_LastExpr                      = CXCursor_SizeOfPackExpr,
+  /* \brief Represents a C++ lambda expression that produces a local function
+   * object.
+   *
+   * \code
+   * void abssort(float *x, unsigned N) {
+   *   std::sort(x, x + N,
+   *             [](float a, float b) {
+   *               return std::abs(a) < std::abs(b);
+   *             });
+   * }
+   * \endcode
+   */
+  CXCursor_LambdaExpr                    = 144,
+  
+  CXCursor_LastExpr                      = CXCursor_LambdaExpr,
 
   /* Statements */
   CXCursor_FirstStmt                     = 200,