Make all the 'redefinition' diagnostics more consistent, and make the 
"previously defined here" diagnostics all notes.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59920 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/array-declared-as-incorrect-type.c b/test/Sema/array-declared-as-incorrect-type.c
index e7dd458..9b7d8b7 100644
--- a/test/Sema/array-declared-as-incorrect-type.c
+++ b/test/Sema/array-declared-as-incorrect-type.c
@@ -3,14 +3,14 @@
 extern int a1[];
 int a1[1];
 
-extern int a2[]; // expected-error {{previous definition is here}}
+extern int a2[]; // expected-note {{previous definition is here}}
 float a2[1]; // expected-error {{redefinition of 'a2'}}
 
 extern int a3[][2];
 int a3[1][2];
 
-extern int a4[][2]; // expected-error {{previous definition is here}}
+extern int a4[][2]; // expected-note {{previous definition is here}}
 int a4[2]; // expected-error {{redefinition of 'a4'}}
 
-extern int a5[1][2][3]; // expected-error {{previous definition is here}}
+extern int a5[1][2][3]; // expected-note {{previous definition is here}}
 int a5[3][2][1]; // expected-error {{redefinition of 'a5'}}
diff --git a/test/Sema/enum.c b/test/Sema/enum.c
index ba93aaa..b06882b 100644
--- a/test/Sema/enum.c
+++ b/test/Sema/enum.c
@@ -30,8 +30,8 @@
 }
 
 // PR2020
-union u0;    // expected-error {{previous use is here}}
-enum u0 { U0A }; // expected-error {{error: use of 'u0' with tag type that does not match previous declaration}}
+union u0;    // expected-note {{previous use is here}}
+enum u0 { U0A }; // expected-error {{use of 'u0' with tag type that does not match previous declaration}}
 
 
 // rdar://6095136
@@ -52,6 +52,6 @@
 enum someenum {};  // expected-warning {{use of empty enum extension}}
 
 // <rdar://problem/6093889>
-enum e0 { // expected-error {{previous definition is here}}
+enum e0 { // expected-note {{previous definition is here}}
   E0 = sizeof(enum e0 { E1 }) // expected-error {{nested redefinition}}
 };
diff --git a/test/Sema/function.c b/test/Sema/function.c
index 152205d..7c67bba 100644
--- a/test/Sema/function.c
+++ b/test/Sema/function.c
@@ -6,15 +6,15 @@
 int foo (__const char *__path);
 int foo(__const char *__restrict __file);
 
-void func(const char*); //expected-error{{previous declaration is here}}
-void func(char*); //expected-error{{conflicting types for 'func'}}
+void func(const char*); // expected-note {{previous declaration is here}}
+void func(char*); // expected-error{{conflicting types for 'func'}}
 
 void g(int (*)(const void **, const void **));
 void g(int (*compar)()) {
 }
 
-void h();  //expected-error{{previous declaration is here}}
-void h (const char *fmt, ...) {} //expected-error{{conflicting types for 'h'}}
+void h();  // expected-note {{previous declaration is here}}
+void h (const char *fmt, ...) {} // expected-error{{conflicting types for 'h'}}
 
 // PR1965
 int t5(b);          // expected-error {{parameter list without types}}
diff --git a/test/Sema/implicit-decl.c b/test/Sema/implicit-decl.c
index ea40e61..099cf9d 100644
--- a/test/Sema/implicit-decl.c
+++ b/test/Sema/implicit-decl.c
@@ -7,7 +7,7 @@
    int32_t *vector[16];
    const char compDesc[16 + 1];
    int32_t compCount = 0;
-   if (_CFCalendarDecomposeAbsoluteTimeV(compDesc, vector, compCount)) { // expected-error{{previous implicit declaration is here}}
+   if (_CFCalendarDecomposeAbsoluteTimeV(compDesc, vector, compCount)) { // expected-note {{previous implicit declaration is here}}
    }
    return ((void *)0);
 }
diff --git a/test/Sema/merge-decls.c b/test/Sema/merge-decls.c
index 50ce478..b26532c 100644
--- a/test/Sema/merge-decls.c
+++ b/test/Sema/merge-decls.c
@@ -3,7 +3,7 @@
 void foo(void);
 void foo(void) {} 
 void foo(void);
-void foo(void); // expected-error{{previous declaration is here}}
+void foo(void); // expected-note {{previous declaration is here}}
 
 void foo(int); // expected-error {{conflicting types for 'foo'}}
 
@@ -14,6 +14,6 @@
 
 int funcdef();
 
-int funcdef2() { return 0; } // expected-error{{previous definition is here}}
+int funcdef2() { return 0; } // expected-note {{previous definition is here}}
 int funcdef2() { return 0; } // expected-error {{redefinition of 'funcdef2'}}
 
diff --git a/test/Sema/predefined-function.c b/test/Sema/predefined-function.c
index e8c3965..2a254cc 100644
--- a/test/Sema/predefined-function.c
+++ b/test/Sema/predefined-function.c
@@ -4,7 +4,7 @@
 enum Test {A=-1};
 char *funk(enum Test x);
 
-int eli(float b); // expected-error {{previous declaration is here}}
+int eli(float b); // expected-note {{previous declaration is here}}
 int b(int c) {return 1;}
 
 int foo();
@@ -16,7 +16,7 @@
 }
 
 int bar();
-int bar(int i) // expected-error {{previous definition is here}}
+int bar(int i) // expected-note {{previous definition is here}}
 {
 	return 0;
 }
@@ -26,14 +26,14 @@
 }
 
 #if 0
-int foobar(int); // error {{previous declaration is here}}
+int foobar(int); // note {{previous declaration is here}}
 int foobar() // error {{conflicting types for 'foobar'}}
 {
 	return 0;
 }
 #endif
 
-int wibble(); // expected-error {{previous declaration is here}}
+int wibble(); // expected-note {{previous declaration is here}}
 float wibble() // expected-error {{conflicting types for 'wibble'}}
 {
 	return 0.0f;
diff --git a/test/Sema/redefinition.c b/test/Sema/redefinition.c
index c45779f..9ad77f6 100644
--- a/test/Sema/redefinition.c
+++ b/test/Sema/redefinition.c
@@ -1,5 +1,5 @@
 // RUN: clang %s -fsyntax-only -verify
-int f(int) { } // expected-error{{previous definition is here}}
+int f(int) { } // expected-note {{previous definition is here}}
 int f(int);
-int f(int) { } // expected-error{{redefinition of 'f'}}
+int f(int) { } // expected-error {{redefinition of 'f'}}
 
diff --git a/test/Sema/struct-compat.c b/test/Sema/struct-compat.c
index a4492d1..489ff47 100644
--- a/test/Sema/struct-compat.c
+++ b/test/Sema/struct-compat.c
@@ -1,17 +1,17 @@
 /* RUN: clang %s -fsyntax-only -pedantic -verify
  */
 
-extern struct {int a;} x; // expected-error{{previous definition is here}}
-extern struct {int a;} x; // expected-error{{redefinition of 'x'}}
+extern struct {int a;} x; // expected-note {{previous definition is here}}
+extern struct {int a;} x; // expected-error {{redefinition of 'x'}}
 
 struct x;
 int a(struct x* b) {
 // Per C99 6.7.2.3, since the outer and inner "struct x"es have different
 // scopes, they don't refer to the same type, and are therefore incompatible
-struct x {int a;} *c = b; // expected-warning{{incompatible pointer types}}
+struct x {int a;} *c = b; // expected-warning {{incompatible pointer types}}
 }
 
 struct x {int a;} r;
 int b() {
-struct x {char x;} s = r; // expected-error{{incompatible type initializing}}
+struct x {char x;} s = r; // expected-error {{incompatible type initializing}}
 }
diff --git a/test/Sema/switch-duplicate-defaults.c b/test/Sema/switch-duplicate-defaults.c
deleted file mode 100644
index 9ef683b..0000000
--- a/test/Sema/switch-duplicate-defaults.c
+++ /dev/null
@@ -1,10 +0,0 @@
-// RUN: clang -fsyntax-only -verify %s
-
-void f (int z) { 
-  switch(z) {
-      default:  // expected-error {{first label is here}}
-      default:  // expected-error {{multiple default labels in one switch}}
-        break;
-  }
-} 
-
diff --git a/test/Sema/switch.c b/test/Sema/switch.c
index 63e5fe3..5886fef 100644
--- a/test/Sema/switch.c
+++ b/test/Sema/switch.c
@@ -8,17 +8,17 @@
 
 void foo(int X) {
   switch (X) {
-  case 42: ;                 // expected-error {{previous case value}}
+  case 42: ;                 // expected-note {{previous case}}
   case 5000000000LL:         // expected-warning {{overflow}}
   case 42:                   // expected-error {{duplicate case value}}
    ;
 
   case 100 ... 99: ;         // expected-warning {{empty case range}}
 
-  case 43: ;                 // expected-error {{previous case value}}
+  case 43: ;                 // expected-note {{previous case}}
   case 43 ... 45:  ;         // expected-error {{duplicate case value}}
 
-  case 100 ... 20000:;       // expected-error {{previous case value}}
+  case 100 ... 20000:;       // expected-note {{previous case}}
   case 15000 ... 40000000:;  // expected-error {{duplicate case value}}
   }
 }
@@ -60,3 +60,11 @@
   }
 }
 
+void test5(int z) { 
+  switch(z) {
+    default:  // expected-note {{previous case defined here}}
+    default:  // expected-error {{multiple default labels in one switch}}
+      break;
+  }
+} 
+
diff --git a/test/Sema/tentative-decls.c b/test/Sema/tentative-decls.c
index 3a2fd5a..0e4b13a 100644
--- a/test/Sema/tentative-decls.c
+++ b/test/Sema/tentative-decls.c
@@ -9,12 +9,12 @@
 extern const int c[] = {1}; // expected-warning{{'extern' variable has an initializer}}
 const int c[];
 
-int i1 = 1; // expected-error{{previous definition is here}}
-int i1 = 2; // expected-error{{redefinition of 'i1'}} // expected-error{{previous definition is here}}
+int i1 = 1; // expected-note {{previous definition is here}}
+int i1 = 2; // expected-error {{redefinition of 'i1'}} // expected-note {{previous definition is here}}
 int i1;
 int i1;
-extern int i1; // expected-error{{previous definition is here}}
-static int i1; // expected-error{{static declaration of 'i1' follows non-static declaration}} expected-error{{previous definition is here}}
+extern int i1; // expected-note {{previous definition is here}}
+static int i1; // expected-error{{static declaration of 'i1' follows non-static declaration}} expected-note {{previous definition is here}}
 int i1 = 3; // expected-error{{redefinition of 'i1'}} expected-error{{non-static declaration of 'i1' follows static declaration}}
 
 __private_extern__ int pExtern;
@@ -28,11 +28,11 @@
 int (*pToArray)[8];
 
 int redef[10];
-int redef[];  // expected-error{{previous definition is here}}
+int redef[];  // expected-note {{previous definition is here}}
 int redef[11]; // expected-error{{redefinition of 'redef'}}
 
 void func() {
-  extern int i1; // expected-error{{previous definition is here}}
+  extern int i1; // expected-note {{previous definition is here}}
   static int i1; // expected-error{{static declaration of 'i1' follows non-static declaration}}
 }
 
diff --git a/test/Sema/typedef-redef.c b/test/Sema/typedef-redef.c
index d3904dd..76b8a3c 100644
--- a/test/Sema/typedef-redef.c
+++ b/test/Sema/typedef-redef.c
@@ -6,7 +6,7 @@
 
 
 
-typedef const int x; // expected-error {{previous definition is here}}
+typedef const int x; // expected-note {{previous definition is here}}
 extern x a;
 typedef int x;  // expected-error {{typedef redefinition with different types}}
 extern x a;