llvm-project/clang/test/SemaOpenACC/compute-construct-num_workers-clause.c
erichkeane 8313d2a8db [OpenACC] Fixup previous-clause diagnostics
Brought up in a previous review as a TODO, we could be better about how
we highlight what hte previous clause was, and how to show that the
'device_type' is the one being targetted.  This patch rewords the
diagnostics and updates a massive number of tests.
2025-05-02 09:35:32 -07:00

78 lines
3.1 KiB
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@+2{{OpenACC 'num_workers' clause cannot appear more than once on a 'kernels' directive}}
// expected-note@+1{{previous 'num_workers' clause is here}}
#pragma acc kernels num_workers(1) num_workers(2)
while(1);
// expected-error@+2{{OpenACC 'num_workers' clause cannot appear more than once on a 'parallel' directive}}
// expected-note@+1{{previous 'num_workers' clause is here}}
#pragma acc parallel num_workers(1) num_workers(2)
while(1);
// expected-error@+3{{OpenACC 'num_workers' clause cannot appear more than once in a 'device_type' region on a 'kernels' directive}}
// expected-note@+2{{previous 'num_workers' clause is here}}
// expected-note@+1{{active 'device_type' clause here}}
#pragma acc kernels num_workers(1) device_type(*) num_workers(1) num_workers(2)
while(1);
// expected-error@+3{{OpenACC 'num_workers' clause cannot appear more than once in a 'device_type' region on a 'parallel' directive}}
// expected-note@+2{{previous 'num_workers' clause is here}}
// expected-note@+1{{active 'device_type' clause here}}
#pragma acc parallel device_type(*) num_workers(1) num_workers(2)
while(1);
#pragma acc parallel num_workers(1) device_type(*) num_workers(2)
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);
// expected-error@+1{{OpenACC 'num_workers' clause is not valid on 'loop' directive}}
#pragma acc loop num_workers(1)
for(int i = 5; i < 10;++i);
}
void no_dupes_since_last_device_type() {
// expected-error@+4{{OpenACC 'num_workers' clause applies to 'device_type' 'radEon', which conflicts with previous 'num_workers' clause}}
// expected-note@+3{{active 'device_type' clause here}}
// expected-note@+2{{previous 'num_workers' clause is here}}
// expected-note@+1{{which applies to 'device_type' clause here}}
#pragma acc parallel device_type(nvidia, radeon) num_workers(getS()) device_type(radEon) num_workers(getS())
;
// expected-error@+4{{OpenACC 'num_workers' clause applies to 'device_type' 'nvidia', which conflicts with previous 'num_workers' clause}}
// expected-note@+3{{active 'device_type' clause here}}
// expected-note@+2{{previous 'num_workers' clause is here}}
// expected-note@+1{{which applies to 'device_type' clause here}}
#pragma acc parallel device_type(nvidia) num_workers(getS()) device_type(nvidia, radeon) num_workers(getS())
;
}