llvm-project

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// RUN: %clang_cc1 -std=c++11 -verify %s
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// Note that this puts the expected lines before the directives to work around
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// limitations in the -verify mode.
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void test(int *List, int Length) {
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  int i = 0;
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#pragma clang loop vectorize(assume_safety)
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#pragma clang loop interleave(assume_safety)
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  while (i + 1 < Length) {
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    List[i] = i;
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  }
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/* expected-error {{expected ')'}} */ #pragma clang loop vectorize(assume_safety
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/* expected-error {{expected ')'}} */ #pragma clang loop interleave(assume_safety
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/* expected-error {{invalid argument; expected 'enable', 'full' or 'disable'}} */ #pragma clang loop unroll(assume_safety)
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/* expected-error {{invalid argument; expected 'enable' or 'disable'}} */ #pragma clang loop distribute(assume_safety)
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/* expected-error {{invalid argument; expected 'enable', 'assume_safety' or 'disable'}} */ #pragma clang loop vectorize(badidentifier)
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/* expected-error {{invalid argument; expected 'enable', 'assume_safety' or 'disable'}} */ #pragma clang loop interleave(badidentifier)
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/* expected-error {{invalid argument; expected 'enable', 'full' or 'disable'}} */ #pragma clang loop unroll(badidentifier)
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  while (i-7 < Length) {
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    List[i] = i;
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  }
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#pragma clang loop vectorize(enable)
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/* expected-error {{duplicate directives 'vectorize(enable)' and 'vectorize(assume_safety)'}} */ #pragma clang loop vectorize(assume_safety)
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#pragma clang loop interleave(enable)
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/* expected-error {{duplicate directives 'interleave(enable)' and 'interleave(assume_safety)'}} */ #pragma clang loop interleave(assume_safety)
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  while (i-9 < Length) {
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    List[i] = i;
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  }
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}
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