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      1 // This test-case runs several sub-tests on -verify to ensure that correct
      2 // diagnostics are generated in relation to the mis-use and non-use of the
      3 // 'expected-no-diagnostics' directive.
      4 
      5 // RUN: %clang_cc1 -DTEST1 -verify %s 2>&1 | FileCheck -check-prefix=CHECK1 %s
      6 #ifdef TEST1
      7 // expected-no-diagnostics
      8 // expected-note {{}}
      9 
     10 //      CHECK1: error: 'error' diagnostics seen but not expected:
     11 // CHECK1-NEXT:   Line 8: expected directive cannot follow 'expected-no-diagnostics' directive
     12 // CHECK1-NEXT: 1 error generated.
     13 #endif
     14 
     15 // RUN: %clang_cc1 -DTEST2 -verify %s 2>&1 | FileCheck -check-prefix=CHECK2 %s
     16 #ifdef TEST2
     17 #warning X
     18 // expected-warning@-1 {{X}}
     19 // expected-no-diagnostics
     20 
     21 //      CHECK2: error: 'error' diagnostics seen but not expected:
     22 // CHECK2-NEXT:   Line 19: 'expected-no-diagnostics' directive cannot follow other expected directives
     23 // CHECK2-NEXT: 1 error generated.
     24 #endif
     25 
     26 // RUN: %clang_cc1 -DTEST3 -verify %s 2>&1 | FileCheck -check-prefix=CHECK3 %s
     27 // RUN: %clang_cc1 -verify 2>&1 | FileCheck -check-prefix=CHECK3 %s
     28 #ifdef TEST3
     29 // no directives
     30 
     31 //      CHECK3: error: no expected directives found: consider use of 'expected-no-diagnostics'
     32 // CHECK3-NEXT: 1 error generated.
     33 #endif
     34 
     35 // RUN: %clang_cc1 -E -DTEST4 -verify %s 2>&1 | FileCheck -check-prefix=CHECK4 %s
     36 #ifdef TEST4
     37 #warning X
     38 // expected-warning@-1 {{X}}
     39 
     40 // CHECK4-NOT: error: no expected directives found: consider use of 'expected-no-diagnostics'
     41 #endif
     42