Comment diagnostics: add warning for multiple \param commands with duplicate

parameter names.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@160696 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 12 insertions, 0 deletions

diff --git a/test/Sema/warn-documentation.cpp b/test/Sema/warn-documentation.cpp
index 69e12b5097..b59c6e4c5b 100644
--- a/test/Sema/warn-documentation.cpp
+++ b/test/Sema/warn-documentation.cpp
@@ -166,6 +166,18 @@ class C {
  int test_param14(int bbb, int ccc);
 };
 
+// expected-warning@+3 {{parameter 'a' is already documented}}
+// expected-note@+1 {{previous documentation}}
+/// \param a Aaa.
+/// \param a Aaa.
+int test_param15(int a);
+
+// expected-warning@+4 {{parameter 'x2' is already documented}}
+// expected-note@+2 {{previous documentation}}
+/// \param x1 Aaa.
+/// \param x2 Bbb.
+/// \param x2 Ccc.
+int test_param16(int x1, int x2, int x3);
 
 // expected-warning@+1 {{empty paragraph passed to '\brief' command}}
 int test1; ///< \brief\brief Aaa