From 54faba4f7f3f0e8f1376da1c459312596ad5486d Mon Sep 17 00:00:00 2001
From: Fariborz Jahanian <fjahanian@apple.com>
Date: Wed, 21 Mar 2012 20:56:29 +0000
Subject: [PATCH] For enums with no tag name, display its location in the
 diagnostic instead of displaying ''. // rdar://11082110

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@153219 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Sema/SemaStmt.cpp |  6 +++---
 test/Sema/switch.c    | 49 +++++++++++++++++++++++++++++--------------
 2 files changed, 36 insertions(+), 19 deletions(-)

diff --git a/lib/Sema/SemaStmt.cpp b/lib/Sema/SemaStmt.cpp
index 1ddedcfe68..6db66a5eff 100644
--- a/lib/Sema/SemaStmt.cpp
+++ b/lib/Sema/SemaStmt.cpp
@@ -881,7 +881,7 @@ Sema::ActOnFinishSwitchStmt(SourceLocation SwitchLoc, Stmt *Switch,
           EI++;
         if (EI == EIend || EI->first > CI->first)
           Diag(CI->second->getLHS()->getExprLoc(), diag::warn_not_in_enum)
-            << ED->getDeclName();
+            << CondTypeBeforePromotion;
       }
       // See which of case ranges aren't in enum
       EI = EnumVals.begin();
@@ -892,7 +892,7 @@ Sema::ActOnFinishSwitchStmt(SourceLocation SwitchLoc, Stmt *Switch,
 
         if (EI == EIend || EI->first != RI->first) {
           Diag(RI->second->getLHS()->getExprLoc(), diag::warn_not_in_enum)
-            << ED->getDeclName();
+            << CondTypeBeforePromotion;
         }
 
         llvm::APSInt Hi = 
@@ -902,7 +902,7 @@ Sema::ActOnFinishSwitchStmt(SourceLocation SwitchLoc, Stmt *Switch,
           EI++;
         if (EI == EIend || EI->first != Hi)
           Diag(RI->second->getRHS()->getExprLoc(), diag::warn_not_in_enum)
-            << ED->getDeclName();
+            << CondTypeBeforePromotion;
       }
 
       // Check which enum vals aren't in switch
diff --git a/test/Sema/switch.c b/test/Sema/switch.c
index 5c8ebf516c..a7a7f60492 100644
--- a/test/Sema/switch.c
+++ b/test/Sema/switch.c
@@ -109,14 +109,14 @@ void test7() {
   switch(a) {
     case A:
     case B:
-    case 3: // expected-warning{{case value not in enumerated type ''}}
+    case 3: // expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
       break;
   }
   switch(a) {
     case A:
     case B:
-    case 3 ... //expected-warning{{case value not in enumerated type ''}}
-        4: //expected-warning{{case value not in enumerated type ''}}
+    case 3 ... //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
+        4: //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
       break;
   }
   switch(a) {
@@ -124,16 +124,16 @@ void test7() {
       break;
   }
   switch(a) {
-    case 0 ... 2: //expected-warning{{case value not in enumerated type ''}}
+    case 0 ... 2: //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
       break;
   }
   switch(a) {
-    case 1 ... 3: //expected-warning{{case value not in enumerated type ''}}
+    case 1 ... 3: //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
       break;
   }
   switch(a) {
-    case 0 ...  //expected-warning{{case value not in enumerated type ''}}
-      3:  //expected-warning{{case value not in enumerated type ''}}
+    case 0 ...  //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
+      3:  //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
       break;
   }
 
@@ -167,11 +167,11 @@ void test9() {
     C = 1
   } a;
   switch(a) {
-    case 0: //expected-warning{{case value not in enumerated type ''}}
+    case 0: //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
     case 1:
-    case 2: //expected-warning{{case value not in enumerated type ''}}
+    case 2: //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
     case 3:
-    case 4: //expected-warning{{case value not in enumerated type ''}}
+    case 4: //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
       break;
   }
 }
@@ -184,14 +184,14 @@ void test10() {
     D = 12
   } a;
   switch(a) {
-    case 0 ...  //expected-warning{{case value not in enumerated type ''}}
-	    1:  //expected-warning{{case value not in enumerated type ''}}
+    case 0 ...  //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
+	    1:  //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
     case 2 ... 4:
-    case 5 ...  //expected-warning{{case value not in enumerated type ''}}	
-	      9:  //expected-warning{{case value not in enumerated type ''}}
+    case 5 ...  //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}	
+	      9:  //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
     case 10 ... 12:
-    case 13 ...  //expected-warning{{case value not in enumerated type ''}}
-              16: //expected-warning{{case value not in enumerated type ''}}
+    case 13 ...  //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
+              16: //expected-warning{{case value not in enumerated type 'enum <anonymous enum}}
       break;
   }
 }
@@ -303,3 +303,20 @@ int test18() {
   default: return 2; // expected-warning {{default label in switch which covers all enumeration values}}
   }
 }
+
+// rdar://110822110
+typedef enum {
+        kOne = 1,
+} Ints;
+        
+void rdar110822110(Ints i)
+{
+        switch (i) {
+                case kOne:
+                        break;
+                case 2: 	// expected-warning {{case value not in enumerated type 'Ints'}}          
+                        break;
+                default:	// expected-warning {{default label in switch which covers all enumeration values}}
+                        break;
+                }
+}
-- 
2.40.0