Comment parsing: allow "\param ..." to describe variadic arguments

Original patch by Fariborz Jahanian; extended by me.

Fixes rdar://14124644

llvm-svn: 184688

2 files changed, 30 insertions, 0 deletions

diff --git a/clang/test/Sema/warn-documentation.cpp b/clang/test/Sema/warn-documentation.cpp
index 21b8dcb0d24..7166a499094 100644
--- a/clang/test/Sema/warn-documentation.cpp
+++ b/clang/test/Sema/warn-documentation.cpp
@@ -305,6 +305,22 @@ typedef test_param27 test_param28;
 typedef unsigned int test_param29;
 
 
+/// \param aaa Aaa
+/// \param ... Vararg
+int test_vararg_param1(int aaa, ...);
+
+/// \param ... Vararg
+int test_vararg_param2(...);
+
+// expected-warning@+1 {{parameter '...' not found in the function declaration}} expected-note@+1 {{did you mean 'aaa'?}}
+/// \param ... Vararg
+int test_vararg_param3(int aaa);
+
+// expected-warning@+1 {{parameter '...' not found in the function declaration}}
+/// \param ... Vararg
+int test_vararg_param4();
+
+
 // expected-warning@+1 {{'\tparam' command used in a comment that is not attached to a template declaration}}
 /// \tparam T Aaa
 int test_tparam1;
diff --git a/clang/test/Sema/warn-documentation.m b/clang/test/Sema/warn-documentation.m
index 17dd92e6eba..5e95e2a1e8a 100644
--- a/clang/test/Sema/warn-documentation.m
+++ b/clang/test/Sema/warn-documentation.m
@@ -215,3 +215,17 @@ int FooBar();
 /// \brief comment
 -(void)meth {}
 @end
+
+// rdar://14124644
+@interface test_vararg1
+/// @param[in] arg somthing
+/// @param[in] ... This is vararg
+- (void) VarArgMeth : (id)arg, ...;
+@end
+
+@implementation test_vararg1
+/// @param[in] arg somthing
+/// @param[in] ... This is vararg
+- (void) VarArgMeth : (id)arg, ... {}
+@end
+