Files
clang-p2996/clang/test/Parser/pragma-loop-safety.cpp
Michael Kruse 41dd6ced2c Revert "Append new attributes to the end of an AttributeList."
This reverts commit r335084 as requested by David Jones and
Eric Christopher because of differences of emitted warnings.

llvm-svn: 335516
2018-06-25 20:06:13 +00:00

36 lines
1.6 KiB
C++

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