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// 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(enable)
#pragma clang loop interleave(enable)
#pragma clang loop unroll(enable)
while (i + 1 < Length) {
List[i] = i;
}
#pragma clang loop vectorize_width(4)
#pragma clang loop interleave_count(8)
#pragma clang loop unroll_count(16)
while (i < Length) {
List[i] = i;
}
#pragma clang loop vectorize(disable)
#pragma clang loop interleave(disable)
#pragma clang loop unroll(disable)
while (i - 1 < Length) {
List[i] = i;
}
#pragma clang loop vectorize_width(4) interleave_count(8) unroll_count(16)
while (i - 2 < Length) {
List[i] = i;
}
#pragma clang loop interleave_count(16)
while (i - 3 < Length) {
List[i] = i;
}
int VList[Length];
#pragma clang loop vectorize(disable) interleave(disable) unroll(disable)
for (int j : VList) {
VList[j] = List[j];
}
/* expected-error {{expected '('}} */ #pragma clang loop vectorize
/* expected-error {{expected '('}} */ #pragma clang loop interleave
/* expected-error {{expected '('}} */ #pragma clang loop unroll
/* expected-error {{expected ')'}} */ #pragma clang loop vectorize(enable
/* expected-error {{expected ')'}} */ #pragma clang loop interleave(enable
/* expected-error {{expected ')'}} */ #pragma clang loop unroll(enable
/* expected-error {{expected ')'}} */ #pragma clang loop vectorize_width(4
/* expected-error {{expected ')'}} */ #pragma clang loop interleave_count(4
/* expected-error {{expected ')'}} */ #pragma clang loop unroll_count(4
/* expected-error {{missing argument to '#pragma clang loop vectorize'; expected a positive integer value}} */ #pragma clang loop vectorize()
/* expected-error {{missing argument to '#pragma clang loop interleave_count'; expected a positive integer value}} */ #pragma clang loop interleave_count()
/* expected-error {{missing argument to '#pragma clang loop unroll'; expected a positive integer value}} */ #pragma clang loop unroll()
/* expected-error {{missing option}} */ #pragma clang loop
/* expected-error {{invalid option 'badkeyword'}} */ #pragma clang loop badkeyword
/* expected-error {{invalid option 'badkeyword'}} */ #pragma clang loop badkeyword(enable)
/* expected-error {{invalid option 'badkeyword'}} */ #pragma clang loop vectorize(enable) badkeyword(4)
/* expected-warning {{extra tokens at end of '#pragma clang loop'}} */ #pragma clang loop vectorize(enable) ,
while (i-4 < Length) {
List[i] = i;
}
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop vectorize_width(0)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop interleave_count(0)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop unroll_count(0)
while (i-5 < Length) {
List[i] = i;
}
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop vectorize_width(3000000000)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop interleave_count(3000000000)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop unroll_count(3000000000)
while (i-6 < Length) {
List[i] = i;
}
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop vectorize_width(badvalue)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop interleave_count(badvalue)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop unroll_count(badvalue)
while (i-6 < Length) {
List[i] = i;
}
/* expected-error {{invalid argument; expected 'enable' or 'disable'}} */ #pragma clang loop vectorize(badidentifier)
/* expected-error {{invalid argument; expected 'enable' or 'disable'}} */ #pragma clang loop interleave(badidentifier)
/* expected-error {{invalid argument; expected 'enable' or 'disable'}} */ #pragma clang loop unroll(badidentifier)
while (i-7 < Length) {
List[i] = i;
}
// PR20069 - Loop pragma arguments that are not identifiers or numeric
// constants crash FE.
/* expected-error {{invalid argument; expected 'enable' or 'disable'}} */ #pragma clang loop vectorize(()
/* expected-error {{invalid argument; expected 'enable' or 'disable'}} */ #pragma clang loop interleave(*)
/* expected-error {{invalid argument; expected 'enable' or 'disable'}} */ #pragma clang loop unroll(=)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop vectorize_width(^)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop interleave_count(/)
/* expected-error {{invalid argument; expected a positive integer value}} */ #pragma clang loop unroll_count(==)
while (i-8 < Length) {
List[i] = i;
}
#pragma clang loop vectorize(enable)
/* expected-error {{expected a for, while, or do-while loop to follow '#pragma clang loop'}} */ int j = Length;
List[0] = List[1];
while (j-1 < Length) {
List[j] = j;
}
// FIXME: A bug in ParsedAttributes causes the order of the attributes to be
// processed in reverse. Consequently, the errors occur on the first of pragma
// of the next three tests rather than the last, and the order of the kinds
// is also reversed.
/* expected-error {{incompatible directives 'vectorize(disable)' and 'vectorize_width(4)'}} */ #pragma clang loop vectorize_width(4)
#pragma clang loop vectorize(disable)
/* expected-error {{incompatible directives 'interleave(disable)' and 'interleave_count(4)'}} */ #pragma clang loop interleave_count(4)
#pragma clang loop interleave(disable)
/* expected-error {{incompatible directives 'unroll(disable)' and 'unroll_count(4)'}} */ #pragma clang loop unroll_count(4)
#pragma clang loop unroll(disable)
while (i-8 < Length) {
List[i] = i;
}
/* expected-error {{duplicate directives 'vectorize(disable)' and 'vectorize(enable)'}} */ #pragma clang loop vectorize(enable)
#pragma clang loop vectorize(disable)
/* expected-error {{duplicate directives 'interleave(disable)' and 'interleave(enable)'}} */ #pragma clang loop interleave(enable)
#pragma clang loop interleave(disable)
/* expected-error {{duplicate directives 'unroll(disable)' and 'unroll(enable)'}} */ #pragma clang loop unroll(enable)
#pragma clang loop unroll(disable)
while (i-9 < Length) {
List[i] = i;
}
/* expected-error {{incompatible directives 'vectorize(disable)' and 'vectorize_width(4)'}} */ #pragma clang loop vectorize(disable)
#pragma clang loop vectorize_width(4)
/* expected-error {{incompatible directives 'interleave(disable)' and 'interleave_count(4)'}} */ #pragma clang loop interleave(disable)
#pragma clang loop interleave_count(4)
/* expected-error {{incompatible directives 'unroll(disable)' and 'unroll_count(4)'}} */ #pragma clang loop unroll(disable)
#pragma clang loop unroll_count(4)
while (i-10 < Length) {
List[i] = i;
}
/* expected-error {{duplicate directives 'vectorize_width(4)' and 'vectorize_width(8)'}} */ #pragma clang loop vectorize_width(8)
#pragma clang loop vectorize_width(4)
/* expected-error {{duplicate directives 'interleave_count(4)' and 'interleave_count(8)'}} */ #pragma clang loop interleave_count(8)
#pragma clang loop interleave_count(4)
/* expected-error {{duplicate directives 'unroll_count(4)' and 'unroll_count(8)'}} */ #pragma clang loop unroll_count(8)
#pragma clang loop unroll_count(4)
while (i-11 < Length) {
List[i] = i;
}
#pragma clang loop interleave(enable)
/* expected-error {{expected statement}} */ }
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