|  | // RUN: clang-tblgen -gen-clang-diag-groups -I%S %s -o /dev/null 2>&1 | FileCheck %s | 
|  | include "DiagnosticBase.inc" | 
|  |  | 
|  | def NamedGroup : DiagGroup<"a">; | 
|  | def InNamedGroup1 : Warning<"">, InGroup<DiagGroup<"a">>; | 
|  | def InNamedGroup2 : Warning<"">, InGroup  < DiagGroup<"a"> >; | 
|  | // CHECK: redefined-group.td:[[@LINE-3]]:5: error: group 'a' is defined more than once | 
|  | // CHECK: redefined-group.td:[[@LINE-3]]:5: note: also implicitly defined here | 
|  | // CHECK: redefined-group.td:[[@LINE-3]]:5: note: also implicitly defined here | 
|  |  | 
|  | def : DiagGroup<"b">; | 
|  | def InUnnamedGroup : Warning<"">, InGroup<DiagGroup<"b">>; | 
|  | // CHECK: redefined-group.td:[[@LINE-2]]:1: error: group 'b' is defined more than once | 
|  | // CHECK: redefined-group.td:[[@LINE-2]]:5: note: also implicitly defined here | 
|  |  | 
|  | def ImplicitGroup1 : Warning<"">, InGroup<DiagGroup<"c">>; | 
|  | def ImplicitGroup2 : Warning<"">, InGroup<DiagGroup<"c">>; | 
|  | def ImplicitGroup3 : Warning<"">, | 
|  | InGroup<DiagGroup<"c">>; | 
|  | // CHECK: redefined-group.td:[[@LINE-4]]:5: error: group 'c' is implicitly defined more than once | 
|  | // CHECK: redefined-group.td:[[@LINE-4]]:5: note: also implicitly defined here | 
|  | // CHECK: redefined-group.td:[[@LINE-4]]:5: note: also implicitly defined here | 
|  |  | 
|  | def NamedAndUnnamed : DiagGroup<"d">; | 
|  | def : DiagGroup<"d">; | 
|  | // CHECK: redefined-group.td:[[@LINE-2]]:5: error: group 'd' is defined more than once | 
|  | // CHECK: redefined-group.td:[[@LINE-2]]:1: note: also defined here | 
|  |  | 
|  | def : DiagGroup<"e">; | 
|  | def NamedAndUnnamed2 : DiagGroup<"e">; | 
|  | // CHECK: redefined-group.td:[[@LINE-1]]:5: error: group 'e' is defined more than once | 
|  | // CHECK: redefined-group.td:[[@LINE-3]]:1: note: also defined here | 
|  |  | 
|  | def InGroupF1 : Warning<"">, InGroup<DiagGroup<"f">>; | 
|  | def : DiagGroup<"f">; // FIXME: It'd be nice to also note this, but it's hard to detect. | 
|  | def InGroupF2 : Warning<"">, InGroup<DiagGroup<"f">>; | 
|  | def GroupF : DiagGroup<"f">; | 
|  | def InGroupF3 : Warning<"">, InGroup<GroupF>; | 
|  | def InGroupF4 : Warning<"">, InGroup<DiagGroup<"f">>; | 
|  | // CHECK: redefined-group.td:[[@LINE-5]]:1: error: group 'f' is defined more than once | 
|  | // CHECK: redefined-group.td:[[@LINE-7]]:5: note: also implicitly defined here | 
|  | // CHECK: redefined-group.td:[[@LINE-6]]:5: note: also implicitly defined here | 
|  | // CHECK: redefined-group.td:[[@LINE-4]]:5: note: also implicitly defined here |