xref: /aosp_15_r20/external/clang/test/Lexer/builtin_redef.c (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 %s -D__TIME__=1234 -U__DATE__ -E 2>&1 | FileCheck %s --check-prefix=CHECK-OUT
2*67e74705SXin Li // RUN: %clang_cc1 %s -D__TIME__=1234 -U__DATE__ -E 2>&1 | FileCheck %s --check-prefix=CHECK-WARN
3*67e74705SXin Li // RUN: not %clang_cc1 %s -D__TIME__=1234 -U__DATE__ -E 2>&1 -pedantic-errors | FileCheck %s --check-prefix=CHECK-ERR
4*67e74705SXin Li 
5*67e74705SXin Li // CHECK-WARN: <command line>:{{.*}} warning: redefining builtin macro
6*67e74705SXin Li // CHECK-WARN: <command line>:{{.*}} warning: undefining builtin macro
7*67e74705SXin Li 
8*67e74705SXin Li // CHECK-ERR: <command line>:{{.*}} error: redefining builtin macro
9*67e74705SXin Li // CHECK-ERR: <command line>:{{.*}} error: undefining builtin macro
10*67e74705SXin Li 
11*67e74705SXin Li int n = __TIME__;
12*67e74705SXin Li __DATE__
13*67e74705SXin Li 
14*67e74705SXin Li #define __FILE__ "my file"
15*67e74705SXin Li // CHECK-WARN: :[[@LINE-1]]:9: warning: redefining builtin macro
16*67e74705SXin Li // CHECK-ERR: :[[@LINE-2]]:9: error: redefining builtin macro
17*67e74705SXin Li 
18*67e74705SXin Li // CHECK-OUT: int n = 1234;
19*67e74705SXin Li // CHECK-OUT: __DATE__
20