When disambiguating an expression-statement from a declaraton-statement, if the

statement starts with an identifier for which name lookup will fail either way,
look at later tokens to disambiguate in order to improve error recovery.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@162464 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 13 insertions, 7 deletions

diff --git a/test/CXX/class.access/class.friend/p1.cpp b/test/CXX/class.access/class.friend/p1.cpp
index 7cb192b5a1..3d3c5f789a 100644
--- a/test/CXX/class.access/class.friend/p1.cpp
+++ b/test/CXX/class.access/class.friend/p1.cpp
@@ -20,7 +20,7 @@ void test1() {
   g()->f();
   S::f();
   X::g(); // expected-error{{no member named 'g' in 'X'}}
-  X::S x_s; // expected-error{{no member named 'S' in 'X'}}
+  X::S x_s; // expected-error{{no type named 'S' in 'X'}}
   X x;
   x.g(); // expected-error{{no member named 'g' in 'X'}}
 }
@@ -44,16 +44,16 @@ namespace N {
     S s;
     S::f();
     X::g(); // expected-error{{no member named 'g' in 'N::X'}}
-    X::S x_s; // expected-error{{no member named 'S' in 'N::X'}}
+    X::S x_s; // expected-error{{no type named 'S' in 'N::X'}}
     X x;
     x.g(); // expected-error{{no member named 'g' in 'N::X'}}
 
     g2();
     S2 s2;
     ::g2(); // expected-error{{no member named 'g2' in the global namespace}}
-    ::S2 g_s2; // expected-error{{no member named 'S2' in the global namespace}}
+    ::S2 g_s2; // expected-error{{no type named 'S2' in the global namespace}}
     X::g2(); // expected-error{{no member named 'g2' in 'N::X'}}
-    X::S2 x_s2; // expected-error{{no member named 'S2' in 'N::X'}}
+    X::S2 x_s2; // expected-error{{no type named 'S2' in 'N::X'}}
     x.g2(); // expected-error{{no member named 'g2' in 'N::X'}}
   }
 }
diff --git a/test/Modules/module-private.cpp b/test/Modules/module-private.cpp
index 246dcaf80e..31a3410a03 100644
--- a/test/Modules/module-private.cpp
+++ b/test/Modules/module-private.cpp
@@ -12,9 +12,12 @@ void test() {
 }
 
 int test_broken() {
-  HiddenStruct hidden; // expected-error{{use of undeclared identifier 'HiddenStruct'}}
+  HiddenStruct hidden; // \
+  // expected-error{{must use 'struct' tag to refer to type 'HiddenStruct' in this scope}} \
+  // expected-error{{definition of 'struct HiddenStruct' must be imported}}
+  // expected-note@3 {{previous definition is here}}
 
-  Integer i; // expected-error{{use of undeclared identifier 'Integer'}}
+  Integer i; // expected-error{{unknown type name 'Integer'}}
 
   int *ip = 0;
   f1(ip); // expected-error{{use of undeclared identifier 'f1'}}
diff --git a/test/Parser/cxx-ambig-decl-expr.cpp b/test/Parser/cxx-ambig-decl-expr.cpp
index b5ff728b47..feb185fbe3 100644
--- a/test/Parser/cxx-ambig-decl-expr.cpp
+++ b/test/Parser/cxx-ambig-decl-expr.cpp
@@ -7,4 +7,7 @@ struct X {
 
 void f() {
   void (*ptr)(int, int) = &X::f<int, int>;
+
+  unknown *p = 0; // expected-error {{unknown type name 'unknown'}}
+  unknown * p + 0; // expected-error {{undeclared identifier 'unknown'}}
 }
diff --git a/test/SemaObjCXX/category-lookup.mm b/test/SemaObjCXX/category-lookup.mm
index 0e870259b7..7ac4d1c500 100644
--- a/test/SemaObjCXX/category-lookup.mm
+++ b/test/SemaObjCXX/category-lookup.mm
@@ -6,5 +6,5 @@
 @end
 
 void f() {
-  NSScriptClassDescription *f; // expected-error {{use of undeclared identifier 'NSScriptClassDescription'}}
+  NSScriptClassDescription *f; // expected-error {{unknown type name 'NSScriptClassDescription'}}
 }