llvm-project/clang/test/SemaOpenACC/compute-construct-num_workers-clause.c
Erich Keane 76600aee9d
[OpenACC] Implement 'num_workers' clause for compute constructs (#89151)
This clause just takes an 'int expr', which is not optional. This patch
implements the clause on compute constructs.
2024-04-18 12:42:22 -07:00

34 lines
855 B
C

// RUN: %clang_cc1 %s -fopenacc -verify
short getS();
void Test() {
#pragma acc parallel num_workers(1)
while(1);
#pragma acc kernels num_workers(1)
while(1);
// expected-error@+1{{OpenACC 'num_workers' clause is not valid on 'serial' directive}}
#pragma acc serial num_workers(1)
while(1);
struct NotConvertible{} NC;
// expected-error@+1{{OpenACC clause 'num_workers' requires expression of integer type ('struct NotConvertible' invalid)}}
#pragma acc parallel num_workers(NC)
while(1);
#pragma acc kernels num_workers(getS())
while(1);
struct Incomplete *SomeIncomplete;
// expected-error@+1{{OpenACC clause 'num_workers' requires expression of integer type ('struct Incomplete' invalid)}}
#pragma acc kernels num_workers(*SomeIncomplete)
while(1);
enum E{A} SomeE;
#pragma acc kernels num_workers(SomeE)
while(1);
}