1 files changed, 75 insertions, 0 deletions
diff --git a/test/Index/complete-optional-params.cpp b/test/Index/complete-optional-params.cpp
new file mode 100644
index 000000000000..88d810502424
--- /dev/null
+++ b/test/Index/complete-optional-params.cpp
@@ -0,0 +1,75 @@
+// Note: the run lines follow their respective tests, since line/column
+// matter in this test.
+
+void foo(int a = 42, int = 42);
+void bar(int a, int b = 42, int c = 42);
+void baz(int a = 42, ...);
+struct S{ S(int a = 42, int = 42) {} };
+
+int main() {
+    foo(42, 42);
+    bar(42, 42, 42);
+    baz(42, 42, 42);
+    S s(42, 42);
+}
+
+// RUN: c-index-test -code-completion-at=%s:10:9 %s | FileCheck -check-prefix=CHECK-CC1 %s
+// CHECK-CC1: OverloadCandidate:{ResultType void}{Text foo}{LeftParen (}{Optional {CurrentParameter int a}{Optional {Comma , }{Placeholder int}}}{RightParen )} (1)
+// CHECK-CC1: Completion contexts:
+// CHECK-CC1-NEXT: Any type
+// CHECK-CC1-NEXT: Any value
+// CHECK-CC1-NEXT: Enum tag
+// CHECK-CC1-NEXT: Union tag
+// CHECK-CC1-NEXT: Struct tag
+// CHECK-CC1-NEXT: Class name
+// CHECK-CC1-NEXT: Nested name specifier
+// CHECK-CC1-NEXT: Objective-C interface
+
+// RUN: c-index-test -code-completion-at=%s:11:9 %s | FileCheck -check-prefix=CHECK-CC2 %s
+// CHECK-CC2: OverloadCandidate:{ResultType void}{Text bar}{LeftParen (}{CurrentParameter int a}{Optional {Comma , }{Placeholder int b}{Optional {Comma , }{Placeholder int c}}}{RightParen )} (1)
+// CHECK-CC2: Completion contexts:
+// CHECK-CC2-NEXT: Any type
+// CHECK-CC2-NEXT: Any value
+// CHECK-CC2-NEXT: Enum tag
+// CHECK-CC2-NEXT: Union tag
+// CHECK-CC2-NEXT: Struct tag
+// CHECK-CC2-NEXT: Class name
+// CHECK-CC2-NEXT: Nested name specifier
+// CHECK-CC2-NEXT: Objective-C interface
+
+// RUN: c-index-test -code-completion-at=%s:11:16 %s | FileCheck -check-prefix=CHECK-CC3 %s
+// CHECK-CC3: OverloadCandidate:{ResultType void}{Text bar}{LeftParen (}{Placeholder int a}{Optional {Comma , }{Placeholder int b}{Optional {Comma , }{CurrentParameter int c}}}{RightParen )} (1)
+// CHECK-CC3: Completion contexts:
+// CHECK-CC3-NEXT: Any type
+// CHECK-CC3-NEXT: Any value
+// CHECK-CC3-NEXT: Enum tag
+// CHECK-CC3-NEXT: Union tag
+// CHECK-CC3-NEXT: Struct tag
+// CHECK-CC3-NEXT: Class name
+// CHECK-CC3-NEXT: Nested name specifier
+// CHECK-CC3-NEXT: Objective-C interface
+
+// RUN: c-index-test -code-completion-at=%s:12:16 %s | FileCheck -check-prefix=CHECK-CC4 %s
+// CHECK-CC4: OverloadCandidate:{ResultType void}{Text baz}{LeftParen (}{Optional {Placeholder int a}{Optional {Comma , }{CurrentParameter ...}}}{RightParen )} (1)
+// CHECK-CC4: Completion contexts:
+// CHECK-CC4-NEXT: Any type
+// CHECK-CC4-NEXT: Any value
+// CHECK-CC4-NEXT: Enum tag
+// CHECK-CC4-NEXT: Union tag
+// CHECK-CC4-NEXT: Struct tag
+// CHECK-CC4-NEXT: Class name
+// CHECK-CC4-NEXT: Nested name specifier
+// CHECK-CC4-NEXT: Objective-C interface
+
+// RUN: c-index-test -code-completion-at=%s:13:9 %s | FileCheck -check-prefix=CHECK-CC5 %s
+// CHECK-CC5: OverloadCandidate:{Text S}{LeftParen (}{Optional {CurrentParameter int a}{Optional {Comma , }{Placeholder int}}}{RightParen )} (1)
+// CHECK-CC5: OverloadCandidate:{Text S}{LeftParen (}{CurrentParameter const S &}{RightParen )} (1)
+// CHECK-CC5: Completion contexts:
+// CHECK-CC5-NEXT: Any type
+// CHECK-CC5-NEXT: Any value
+// CHECK-CC5-NEXT: Enum tag
+// CHECK-CC5-NEXT: Union tag
+// CHECK-CC5-NEXT: Struct tag
+// CHECK-CC5-NEXT: Class name
+// CHECK-CC5-NEXT: Nested name specifier
+// CHECK-CC5-NEXT: Objective-C interface