|  | // RUN: %check_clang_tidy %s portability-restrict-system-includes %t \ | 
|  | // RUN:     -- -config="{CheckOptions: [{key: portability-restrict-system-includes.Includes, value: '-*,stddef.h'}]}" \ | 
|  | // RUN:     -- -isystem %S/Inputs/portability-restrict-system-includes/system | 
|  |  | 
|  | // Test allow-list functionality: disallow all but stddef.h. | 
|  |  | 
|  | #include <stddef.h> | 
|  | #include <stdint.h> | 
|  | // CHECK-MESSAGES: :[[@LINE-1]]:1: warning: system include stdint.h not allowed | 
|  | #include <float.h> | 
|  | // CHECK-MESSAGES: :[[@LINE-1]]:1: warning: system include float.h not allowed |