Files
clang-p2996/clang/test/ParserOpenACC/parse-clauses.c
erichkeane d7724c8ea3 [OpenACC] allow 'if' clause on 'atomic' construct
This was added in OpenACC PR #511 in the 3.4 branch.  From an AST/Sema
perspective this is pretty trivial as the infrastructure for 'if'
already exists, however the atomic construct needed to be taught to take
clauses.  This patch does that and adds some testing to do so.
2025-04-02 10:03:24 -07:00

1315 lines
43 KiB
C

// RUN: %clang_cc1 %s -verify -fopenacc -std=c99
// RUNX: %clang_cc1 %s -verify -fopenacc
// RUNX: %clang_cc1 %s -verify -fopenacc -x c++
void func() {
// expected-error@+1{{OpenACC 'exit data' construct must have at least one 'copyout', 'delete' or 'detach' clause}}
#pragma acc exit data finalize
// expected-error@+1{{OpenACC 'exit data' construct must have at least one 'copyout', 'delete' or 'detach' clause}}
#pragma acc exit data finalize finalize
// expected-error@+2{{OpenACC 'exit data' construct must have at least one 'copyout', 'delete' or 'detach' clause}}
// expected-error@+1{{invalid OpenACC clause 'invalid'}}
#pragma acc exit data finalize invalid
// expected-error@+2{{OpenACC 'exit data' construct must have at least one 'copyout', 'delete' or 'detach' clause}}
// expected-error@+1{{invalid OpenACC clause 'invalid'}}
#pragma acc exit data finalize invalid invalid finalize
// expected-error@+1{{OpenACC 'exit data' construct must have at least one 'copyout', 'delete' or 'detach' clause}}
#pragma acc exit data wait finalize
// expected-error@+1{{OpenACC 'host_data' construct must have at least one 'use_device' clause}}
#pragma acc host_data if_present
// expected-error@+1{{OpenACC 'host_data' construct must have at least one 'use_device' clause}}
#pragma acc host_data if_present, if_present
// expected-error@+4{{OpenACC clause 'independent' on 'loop' construct conflicts with previous data dependence clause}}
// expected-note@+3{{previous clause is here}}
// expected-error@+2{{OpenACC clause 'auto' on 'loop' construct conflicts with previous data dependence clause}}
// expected-note@+1{{previous clause is here}}
#pragma acc loop seq independent auto
for(int i = 0; i < 5;++i) {}
// expected-error@+4{{OpenACC clause 'independent' on 'loop' construct conflicts with previous data dependence clause}}
// expected-note@+3{{previous clause is here}}
// expected-error@+2{{OpenACC clause 'auto' on 'loop' construct conflicts with previous data dependence clause}}
// expected-note@+1{{previous clause is here}}
#pragma acc loop seq, independent auto
for(int i = 0; i < 5;++i) {}
// expected-error@+4{{OpenACC clause 'independent' on 'loop' construct conflicts with previous data dependence clause}}
// expected-note@+3{{previous clause is here}}
// expected-error@+2{{OpenACC clause 'auto' on 'loop' construct conflicts with previous data dependence clause}}
// expected-note@+1{{previous clause is here}}
#pragma acc loop seq independent, auto
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{OpenACC clause 'independent' on 'kernels loop' construct conflicts with previous data dependence clause}}
// expected-error@+2{{OpenACC clause 'auto' on 'kernels loop' construct conflicts with previous data dependence clause}}
// expected-note@+1 2{{previous clause is here}}
#pragma acc kernels loop seq independent auto
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{OpenACC clause 'independent' on 'serial loop' construct conflicts with previous data dependence clause}}
// expected-error@+2{{OpenACC clause 'auto' on 'serial loop' construct conflicts with previous data dependence clause}}
// expected-note@+1 2{{previous clause is here}}
#pragma acc serial loop seq, independent auto
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{OpenACC clause 'independent' on 'parallel loop' construct conflicts with previous data dependence clause}}
// expected-error@+2{{OpenACC clause 'auto' on 'parallel loop' construct conflicts with previous data dependence clause}}
// expected-note@+1 2{{previous clause is here}}
#pragma acc parallel loop seq independent, auto
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected identifier}}
#pragma acc loop , seq
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected identifier}}
#pragma acc loop seq,
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected '('}}
#pragma acc loop collapse
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop collapse()
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{invalid tag 'unknown' on 'collapse' clause}}
// expected-error@+1{{expected expression}}
#pragma acc loop collapse(unknown:)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop collapse(force:)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'unknown' on 'collapse' clause}}
#pragma acc loop collapse(unknown:1)
for(int i = 0; i < 5;++i) {}
#pragma acc loop collapse(force:1)
for(int i = 0; i < 5;++i) {}
#pragma acc loop collapse(1)
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop collapse(5, 6)
for(int i = 0; i < 5;++i) {}
}
void DefaultClause() {
// expected-error@+1{{expected '('}}
#pragma acc serial loop default
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected '('}}
#pragma acc serial default self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected '('}}
#pragma acc serial default, self
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected identifier}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial default(
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{invalid value for 'default' clause; expected 'present' or 'none'}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial default( self
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected identifier}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial default(, self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected '('}}
// expected-error@+1{{expected identifier}}
#pragma acc serial default)
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected '('}}
// expected-error@+1{{expected identifier}}
#pragma acc serial default), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected identifier}}
#pragma acc serial default()
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected identifier}}
#pragma acc serial default() self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected identifier}}
#pragma acc serial default(), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid value for 'default' clause; expected 'present' or 'none'}}
#pragma acc serial default(invalid)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid value for 'default' clause; expected 'present' or 'none'}}
#pragma acc serial default(auto) self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid value for 'default' clause; expected 'present' or 'none'}}
#pragma acc serial default(invalid), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial default(none)
for(int i = 0; i < 5;++i) {}
#pragma acc serial default(present), self
for(int i = 0; i < 5;++i) {}
}
void IfClause() {
int i, j;
// expected-error@+1{{expected '('}}
#pragma acc serial loop if
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected '('}}
#pragma acc serial if private(i)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected '('}}
#pragma acc serial if, private(i)
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial if(
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{use of undeclared identifier 'self'}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial if( self
for(int i = 0; i < 5;++i) {}
// expected-error@+4{{expected expression}}
// expected-error@+3{{use of undeclared identifier 'self'}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial if(, self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected '('}}
// expected-error@+1{{expected identifier}}
#pragma acc serial if)
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected '('}}
// expected-error@+1{{expected identifier}}
#pragma acc serial if) private(i)
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected '('}}
// expected-error@+1{{expected identifier}}
#pragma acc serial if), private(i)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc serial if()
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc serial if() private(i)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc serial if(), private(i)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{use of undeclared identifier 'invalid_expr'}}
#pragma acc serial if(invalid_expr)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc serial if() private(i)
for(int i = 0; i < 5;++i) {}
#pragma acc serial if(i > j)
for(int i = 0; i < 5;++i) {}
#pragma acc serial if(1+5>3), private(i)
for(int i = 0; i < 5;++i) {}
}
void SelfClause() {
#pragma acc serial loop self
for(int i = 0; i < 5;++i) {}
#pragma acc serial loop self, seq
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial loop self(
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{use of undeclared identifier 'seq'}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial loop self( seq
for(int i = 0; i < 5;++i) {}
// expected-error@+4{{expected expression}}
// expected-error@+3{{use of undeclared identifier 'seq'}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial loop self(, seq
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected identifier}}
#pragma acc serial loop self)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected identifier}}
#pragma acc serial loop self) seq
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected identifier}}
#pragma acc serial loop self), seq
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc serial loop self(), seq
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected expression}}
// expected-error@+1{{expected expression}}
#pragma acc serial loop self(,), seq
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{use of undeclared identifier 'invalid_expr'}}
#pragma acc serial loop self(invalid_expr), seq
for(int i = 0; i < 5;++i) {}
int i, j;
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial self(i > j
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{use of undeclared identifier 'seq'}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial self(i > j, seq
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{left operand of comma operator has no effect}}
#pragma acc serial self(i, j)
for(int i = 0; i < 5;++i) {}
#pragma acc serial self(i > j)
for(int i = 0; i < 5;++i) {}
#pragma acc serial self(1+5>3), private(i)
for(int i = 0; i < 5;++i) {}
}
struct Members {
int value;
char array[5];
};
struct HasMembersArray {
struct Members MemArr[4];
};
// On 'update', self behaves differently and requires parens, plus takes a var-list instead.
void SelfUpdate() {
struct Members s;
// expected-error@+1{{expected '('}}
#pragma acc update host(s) self
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{use of undeclared identifier 'zero'}}
// expected-error@+2{{expected ','}}
// expected-error@+1{{expected expression}}
#pragma acc update self(zero : s.array[s.value : 5], s.value), if_present
for(int i = 0; i < 5;++i) {}
#pragma acc update self(s.array[s.value : 5], s.value), if_present
for(int i = 0; i < 5;++i) {}
}
void VarListClauses() {
// expected-error@+1{{expected '('}}
#pragma acc serial copy
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected '('}}
#pragma acc serial copy, self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected '('}}
// expected-error@+1{{expected identifier}}
#pragma acc serial copy)
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected '('}}
// expected-error@+1{{expected identifier}}
#pragma acc serial copy), self
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial copy(
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc serial copy(, self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc serial copy()
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc serial copy(), self
for(int i = 0; i < 5;++i) {}
struct Members s;
struct HasMembersArray HasMem;
#pragma acc serial copy(s.array[s.value]), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copy(s.array[s.value], s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copy(HasMem.MemArr[3].array[1]), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copy(HasMem.MemArr[3].array[1:4]), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{OpenACC sub-array is not allowed here}}
#pragma acc serial copy(HasMem.MemArr[1:3].array[1]), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{OpenACC sub-array is not allowed here}}
#pragma acc serial copy(HasMem.MemArr[1:3].array[1:2]), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copy(HasMem.MemArr[:]), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc serial copy(HasMem.MemArr[::]), self
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ']'}}
// expected-note@+1{{to match this '['}}
#pragma acc serial copy(HasMem.MemArr[: :]), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copy(HasMem.MemArr[3:]), self
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{OpenACC clause name 'pcopy' is a deprecated clause name and is now an alias for 'copy'}}
#pragma acc serial pcopy(HasMem.MemArr[3:])
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{OpenACC clause name 'present_or_copy' is a deprecated clause name and is now an alias for 'copy'}}
#pragma acc serial present_or_copy(HasMem.MemArr[3:])
for(int i = 0; i < 5;++i) {}
// expected-error@+2 2{{OpenACC variable in 'use_device' clause is not a valid variable name or array name}}
// expected-error@+1{{expected ','}}
#pragma acc host_data use_device(s.array[s.value] s.array[s.value :5] ), if_present
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{OpenACC variable in 'use_device' clause is not a valid variable name or array name}}
#pragma acc host_data use_device(s.array[s.value : 5]), if_present
for(int i = 0; i < 5;++i) {}
#pragma acc host_data use_device(HasMem), if_present
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected ','}}
#pragma acc serial no_create(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial no_create(s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected ','}}
#pragma acc serial present(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial present(s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
void *IsPointer;
// expected-error@+4{{expected ','}}
// expected-error@+3{{expected pointer in 'deviceptr' clause, type is 'char'}}
// expected-error@+2{{OpenACC sub-array is not allowed here}}
// expected-note@+1{{expected variable of pointer type}}
#pragma acc serial deviceptr(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial deviceptr(IsPointer), self
for(int i = 0; i < 5;++i) {}
// expected-error@+4{{expected ','}}
// expected-error@+3{{expected pointer in 'attach' clause, type is 'char'}}
// expected-error@+2{{OpenACC sub-array is not allowed here}}
// expected-note@+1{{expected variable of pointer type}}
#pragma acc serial attach(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial attach(IsPointer), self
for(int i = 0; i < 5;++i) {}
// expected-error@+4{{expected ','}}
// expected-error@+3{{expected pointer in 'detach' clause, type is 'char'}}
// expected-error@+2{{OpenACC sub-array is not allowed here}}
// expected-note@+1{{expected variable of pointer type}}
#pragma acc exit data copyout(s) detach(s.array[s.value] s.array[s.value :5])
#pragma acc exit data copyout(s) detach(IsPointer)
// expected-error@+1{{expected ','}}
#pragma acc serial private(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial private(s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected ','}}
#pragma acc serial firstprivate(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial firstprivate(s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected ','}}
#pragma acc exit data delete(s.array[s.value] s.array[s.value :5] ) async
for(int i = 0; i < 5;++i) {}
#pragma acc exit data delete(s.array[s.value : 5], s.value),async
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected ','}}
// expected-error@+2{{OpenACC variable on 'declare' construct is not a valid variable name or array name}}
// expected-error@+1{{OpenACC variable on 'declare' construct is not a valid variable name or array name}}
#pragma acc declare device_resident(s.array[s.value] s.array[s.value :5] ), copy(s)
int CopyRef1, CopyRef2, CopyRef3;
// expected-error@+2{{OpenACC variable on 'declare' construct is not a valid variable name or array name}}
// expected-error@+1{{OpenACC variable on 'declare' construct is not a valid variable name or array name}}
#pragma acc declare device_resident(s.array[s.value : 5], s.value), copy(CopyRef1)
// expected-error@+3{{expected ','}}
// expected-error@+2{{OpenACC variable on 'declare' construct is not a valid variable name or array name}}
// expected-error@+1{{OpenACC variable on 'declare' construct is not a valid variable name or array name}}
#pragma acc declare link(s.array[s.value] s.array[s.value :5] ), copy(CopyRef2)
// expected-error@+2{{OpenACC variable on 'declare' construct is not a valid variable name or array name}}
// expected-error@+1{{OpenACC variable on 'declare' construct is not a valid variable name or array name}}
#pragma acc declare link(s.array[s.value : 5], s.value), copy(CopyRef3)
// expected-error@+1{{expected ','}}
#pragma acc update host(s.array[s.value] s.array[s.value :5] )
for(int i = 0; i < 5;++i) {}
#pragma acc update host(s.array[s.value : 5], s.value)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected ','}}
#pragma acc update device(s.array[s.value] s.array[s.value :5] )
for(int i = 0; i < 5;++i) {}
#pragma acc update device(s.array[s.value : 5], s.value)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected ','}}
#pragma acc serial copyout(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copyout(s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copyout(zero:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{OpenACC clause name 'pcopyout' is a deprecated clause name and is now an alias for 'copyout'}}
#pragma acc serial pcopyout(s.array[s.value : 5], s.value)
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{OpenACC clause name 'present_or_copyout' is a deprecated clause name and is now an alias for 'copyout'}}
#pragma acc serial present_or_copyout(zero:s.array[s.value : 5], s.value)
for(int i = 0; i < 5;++i) {}
#pragma acc serial copyout(zero : s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{use of undeclared identifier 'zero'}}
// expected-error@+1{{expected ','}}
#pragma acc serial copyout(zero s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'readonly' on 'copyout' clause}}
#pragma acc serial copyout(readonly:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'invalid' on 'copyout' clause}}
#pragma acc serial copyout(invalid:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'invalid' on 'copyout' clause}}
#pragma acc serial copyout(invalid:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{use of undeclared identifier 'invalid'}}
// expected-error@+1{{expected ','}}
#pragma acc serial copyout(invalid s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected ','}}
#pragma acc serial create(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial create(s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial create(zero:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{OpenACC clause name 'pcreate' is a deprecated clause name and is now an alias for 'create'}}
#pragma acc serial pcreate(s.array[s.value : 5], s.value)
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{OpenACC clause name 'present_or_create' is a deprecated clause name and is now an alias for 'create'}}
#pragma acc serial present_or_create(zero:s.array[s.value : 5], s.value)
for(int i = 0; i < 5;++i) {}
#pragma acc serial create(zero : s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{use of undeclared identifier 'zero'}}
// expected-error@+1{{expected ','}}
#pragma acc serial create(zero s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'readonly' on 'create' clause}}
#pragma acc serial create(readonly:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'invalid' on 'create' clause}}
#pragma acc serial create(invalid:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'invalid' on 'create' clause}}
#pragma acc serial create(invalid:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{use of undeclared identifier 'invalid'}}
// expected-error@+1{{expected ','}}
#pragma acc serial create(invalid s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected ','}}
#pragma acc serial copyin(s.array[s.value] s.array[s.value :5] ), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copyin(s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
#pragma acc serial copyin(readonly:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{OpenACC clause name 'pcopyin' is a deprecated clause name and is now an alias for 'copyin'}}
#pragma acc serial pcopyin(s.array[s.value : 5], s.value)
for(int i = 0; i < 5;++i) {}
// expected-warning@+1{{OpenACC clause name 'present_or_copyin' is a deprecated clause name and is now an alias for 'copyin'}}
#pragma acc serial present_or_copyin(readonly:s.array[s.value : 5], s.value)
for(int i = 0; i < 5;++i) {}
#pragma acc serial copyin(readonly : s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{use of undeclared identifier 'readonly'}}
// expected-error@+1{{expected ','}}
#pragma acc serial copyin(readonly s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'zero' on 'copyin' clause}}
#pragma acc serial copyin(zero :s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'invalid' on 'copyin' clause}}
#pragma acc serial copyin(invalid:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{invalid tag 'invalid' on 'copyin' clause}}
#pragma acc serial copyin(invalid:s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{use of undeclared identifier 'invalid'}}
// expected-error@+1{{expected ','}}
#pragma acc serial copyin(invalid s.array[s.value : 5], s.value), self
for(int i = 0; i < 5;++i) {}
}
void ReductionClauseParsing() {
char *Begin, *End;
// expected-error@+1{{expected '('}}
#pragma acc serial reduction
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{missing reduction operator, expected '+', '*', 'max', 'min', '&', '|', '^', '&&', or '||', follwed by a ':'}}
// expected-error@+1{{expected expression}}
#pragma acc serial reduction()
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{missing reduction operator, expected '+', '*', 'max', 'min', '&', '|', '^', '&&', or '||', follwed by a ':'}}
#pragma acc serial reduction(Begin)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{missing reduction operator, expected '+', '*', 'max', 'min', '&', '|', '^', '&&', or '||', follwed by a ':'}}
#pragma acc serial reduction(Begin, End)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{missing reduction operator, expected '+', '*', 'max', 'min', '&', '|', '^', '&&', or '||', follwed by a ':'}}
#pragma acc serial reduction(Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(+:Begin)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(+:Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(*: Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(max : Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(min: Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(&: Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(|: Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(^: Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial self, reduction(&&: Begin, End)
for(int i = 0; i < 5;++i) {}
#pragma acc serial reduction(||: Begin, End), self
for(int i = 0; i < 5;++i) {}
}
int returns_int();
void IntExprParsing() {
// expected-error@+1{{expected '('}}
#pragma acc parallel vector_length
{}
// expected-error@+1{{expected expression}}
#pragma acc parallel vector_length()
{}
// expected-error@+1{{use of undeclared identifier 'invalid'}}
#pragma acc parallel vector_length(invalid)
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel vector_length(5, 4)
{}
#pragma acc parallel vector_length(5)
{}
#pragma acc parallel vector_length(returns_int())
{}
// expected-error@+1{{expected '('}}
#pragma acc parallel num_gangs
{}
// expected-error@+1{{expected expression}}
#pragma acc parallel num_gangs()
{}
// expected-error@+1{{use of undeclared identifier 'invalid'}}
#pragma acc parallel num_gangs(invalid)
{}
#pragma acc parallel num_gangs(5, 4)
{}
#pragma acc parallel num_gangs(5)
{}
#pragma acc parallel num_gangs(returns_int())
{}
// expected-error@+1{{expected '('}}
#pragma acc parallel num_workers
{}
// expected-error@+1{{expected expression}}
#pragma acc parallel num_workers()
{}
// expected-error@+1{{use of undeclared identifier 'invalid'}}
#pragma acc parallel num_workers(invalid)
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel num_workers(5, 4)
{}
#pragma acc parallel num_workers(5)
{}
#pragma acc parallel num_workers(returns_int())
{}
// expected-error@+1{{expected '('}}
#pragma acc init device_num
// expected-error@+1{{expected expression}}
#pragma acc init device_num()
// expected-error@+1{{use of undeclared identifier 'invalid'}}
#pragma acc init device_num(invalid)
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc init device_num(5, 4)
#pragma acc init device_num(5)
#pragma acc init device_num(returns_int())
// expected-error@+2{{expected '('}}
// expected-error@+1{{OpenACC 'set' construct must have at least one 'default_async', 'device_num', 'device_type' or 'if' clause}}
#pragma acc set default_async
// expected-error@+2{{expected expression}}
// expected-error@+1{{OpenACC 'set' construct must have at least one 'default_async', 'device_num', 'device_type' or 'if' clause}}
#pragma acc set default_async()
// expected-error@+2{{use of undeclared identifier 'invalid'}}
// expected-error@+1{{OpenACC 'set' construct must have at least one 'default_async', 'device_num', 'device_type' or 'if' clause}}
#pragma acc set default_async(invalid)
// expected-error@+3{{expected ')'}}
// expected-note@+2{{to match this '('}}
// expected-error@+1{{OpenACC 'set' construct must have at least one 'default_async', 'device_num', 'device_type' or 'if' clause}}
#pragma acc set default_async(5, 4)
#pragma acc set default_async(5)
#pragma acc set default_async(returns_int())
#pragma acc loop vector
for(int i = 0; i < 5;++i);
// expected-error@+1{{expected expression}}
#pragma acc loop vector()
for(int i = 0; i < 5;++i);
// expected-error@+2{{invalid tag 'invalid' on 'vector' clause}}
// expected-error@+1{{expected expression}}
#pragma acc loop vector(invalid:)
for(int i = 0; i < 5;++i);
// expected-error@+1{{invalid tag 'invalid' on 'vector' clause}}
#pragma acc loop vector(invalid:5)
for(int i = 0; i < 5;++i);
// expected-error@+1{{expected expression}}
#pragma acc loop vector(length:)
for(int i = 0; i < 5;++i);
// expected-error@+2{{invalid tag 'num' on 'vector' clause}}
// expected-error@+1{{expected expression}}
#pragma acc loop vector(num:)
for(int i = 0; i < 5;++i);
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop vector(5, 4)
for(int i = 0; i < 5;++i);
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop vector(length:6,4)
for(int i = 0; i < 5;++i);
// expected-error@+3{{invalid tag 'num' on 'vector' clause}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop vector(num:6,4)
for(int i = 0; i < 5;++i);
#pragma acc loop vector(5)
for(int i = 0; i < 5;++i);
// expected-error@+1{{invalid tag 'num' on 'vector' clause}}
#pragma acc loop vector(num:5)
for(int i = 0; i < 5;++i);
#pragma acc loop vector(length:5)
for(int i = 0; i < 5;++i);
#pragma acc loop vector(returns_int())
for(int i = 0; i < 5;++i);
#pragma acc loop vector(length:returns_int())
for(int i = 0; i < 5;++i);
#pragma acc loop worker
for(int i = 0; i < 5;++i);
// expected-error@+1{{expected expression}}
#pragma acc loop worker()
for(int i = 0; i < 5;++i);
// expected-error@+2{{invalid tag 'invalid' on 'worker' clause}}
// expected-error@+1{{expected expression}}
#pragma acc loop worker(invalid:)
for(int i = 0; i < 5;++i);
#pragma acc kernels
// expected-error@+1{{invalid tag 'invalid' on 'worker' clause}}
#pragma acc loop worker(invalid:5)
for(int i = 0; i < 5;++i);
// expected-error@+1{{expected expression}}
#pragma acc loop worker(num:)
for(int i = 0; i < 5;++i);
// expected-error@+2{{invalid tag 'length' on 'worker' clause}}
// expected-error@+1{{expected expression}}
#pragma acc loop worker(length:)
for(int i = 0; i < 5;++i);
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop worker(5, 4)
for(int i = 0; i < 5;++i);
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop worker(num:6,4)
for(int i = 0; i < 5;++i);
// expected-error@+3{{invalid tag 'length' on 'worker' clause}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop worker(length:6,4)
for(int i = 0; i < 5;++i);
#pragma acc kernels
#pragma acc loop worker(5)
for(int i = 0; i < 5;++i);
#pragma acc kernels
// expected-error@+1{{invalid tag 'length' on 'worker' clause}}
#pragma acc loop worker(length:5)
for(int i = 0; i < 5;++i);
#pragma acc kernels
#pragma acc loop worker(num:5)
for(int i = 0; i < 5;++i);
#pragma acc kernels
#pragma acc loop worker(returns_int())
for(int i = 0; i < 5;++i);
#pragma acc kernels
// expected-error@+1{{invalid tag 'length' on 'worker' clause}}
#pragma acc loop worker(length:returns_int())
for(int i = 0; i < 5;++i);
}
void device_type() {
// expected-error@+1{{expected '('}}
#pragma acc parallel device_type
{}
// expected-error@+1{{expected '('}}
#pragma acc parallel dtype
{}
// expected-error@+3{{expected identifier}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel device_type(
{}
// expected-error@+3{{expected identifier}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel dtype(
{}
// expected-error@+1{{expected identifier}}
#pragma acc parallel device_type()
{}
// expected-error@+1{{expected identifier}}
#pragma acc parallel dtype()
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel device_type(*
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel dtype(*
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel device_type(ident
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel dtype(ident
{}
// expected-error@+3{{expected ','}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel device_type(ident ident2
{}
// expected-error@+3{{expected ','}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel dtype(ident ident2
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel device_type(ident, ident2
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel dtype(ident, ident2
{}
// expected-error@+1{{expected identifier}}
#pragma acc parallel device_type(ident, ident2,)
{}
// expected-error@+1{{expected identifier}}
#pragma acc parallel dtype(ident, ident2,)
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel device_type(*,)
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel dtype(*,)
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel device_type(*,ident)
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel dtype(*,ident)
{}
// expected-error@+1{{expected identifier}}
#pragma acc parallel device_type(ident, *)
{}
// expected-error@+1{{expected identifier}}
#pragma acc parallel dtype(ident, *)
{}
// expected-error@+1{{expected identifier}}
#pragma acc parallel device_type("foo", 54)
{}
// expected-error@+1{{expected identifier}}
#pragma acc parallel dtype(31, "bar")
{}
#pragma acc parallel device_type(ident, auto, int, float)
{}
#pragma acc parallel dtype(ident, auto, int, float)
{}
#pragma acc parallel device_type(ident, auto, int, float) dtype(ident, auto, int, float)
{}
}
#define acc_async_sync -1
void AsyncArgument() {
#pragma acc parallel async
{}
// expected-error@+1{{expected expression}}
#pragma acc parallel async()
{}
// expected-error@+1{{use of undeclared identifier 'invalid'}}
#pragma acc parallel async(invalid)
{}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc parallel async(4, 3)
{}
#pragma acc parallel async(returns_int())
{}
#pragma acc parallel async(5)
{}
#pragma acc parallel async(acc_async_sync)
{}
}
void Tile() {
int* Foo;
// expected-error@+1{{expected '('}}
#pragma acc loop tile
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop tile(
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop tile()
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop tile(,
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop tile(,)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{use of undeclared identifier 'invalid'}}
#pragma acc loop tile(returns_int(), *, invalid, *)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop tile(returns_int() *, Foo, *)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{indirection requires pointer operand ('int' invalid)}}
#pragma acc loop tile(* returns_int() , *)
for(int j = 0; j < 5;++j){
for(int i = 0; i < 5;++i);
}
#pragma acc loop tile(*)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{OpenACC 'tile' clause size expression must be an asterisk or a constant expression}}
#pragma acc loop tile(*Foo, *Foo)
for(int i = 0; i < 5;++i) {}
#pragma acc loop tile(5)
for(int i = 0; i < 5;++i) {}
#pragma acc loop tile(*, 5)
for(int j = 0; j < 5;++j){
for(int i = 0; i < 5;++i);
}
#pragma acc loop tile(5, *)
for(int j = 0; j < 5;++j){
for(int i = 0; i < 5;++i);
}
#pragma acc loop tile(5, *, 3, *)
for(int j = 0; j < 5;++j){
for(int k = 0; k < 5;++k)
for(int l = 0;l < 5;++l)
for(int i = 0; i < 5;++i);
}
}
void Gang() {
#pragma acc loop gang
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang()
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang(5, *)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang(*)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang(5, num:*)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang(num:5, *)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang(num:5, num:*)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang(num:*)
for(int i = 0; i < 5;++i) {}
#pragma acc loop gang(dim:2)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang(dim:5, dim:*)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{expected expression}}
#pragma acc loop gang(dim:*)
for(int i = 0; i < 5;++i) {}
#pragma acc loop gang(static:*)
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{OpenACC 'gang' clause may have at most one 'static' argument}}
// expected-note@+1{{previous expression is here}}
#pragma acc loop gang(static:*, static:5)
for(int i = 0; i < 5;++i) {}
#pragma acc kernels
#pragma acc loop gang(static:*, 5)
for(int i = 0; i < 5;++i) {}
#pragma acc kernels
#pragma acc loop gang(static:45, 5)
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(static:45,
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(static:45
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(static:*,
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(static:*
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(45,
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(45
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(num:45,
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(num:45
for(int i = 0; i < 5;++i) {}
// expected-error@+3{{expected expression}}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(dim:45,
for(int i = 0; i < 5;++i) {}
// expected-error@+2{{expected ')'}}
// expected-note@+1{{to match this '('}}
#pragma acc loop gang(dim:45
for(int i = 0; i < 5;++i) {}
#pragma acc kernels
#pragma acc loop gang(static:*, 5)
for(int i = 0; i < 5;++i) {}
// expected-error@+1{{argument to 'gang' clause dimension must be a constant expression}}
#pragma acc loop gang(static:*, dim:returns_int())
for(int i = 0; i < 5;++i) {}
// expected-error@+2 2{{'num' argument on 'gang' clause is not permitted on an orphaned 'loop' construct}}
// expected-error@+1{{argument to 'gang' clause dimension must be a constant expression}}
#pragma acc loop gang(num: 32, static:*, dim:returns_int(), 5)
for(int i = 0; i < 5;++i) {}
}
// expected-error@+4{{OpenACC clause 'seq' may not appear on the same construct as a 'worker' clause on a 'routine' construct}}
// expected-note@+3{{previous clause is here}}
// expected-error@+2{{OpenACC clause 'vector' may not appear on the same construct as a 'worker' clause on a 'routine' construct}}
// expected-note@+1{{previous clause is here}}
#pragma acc routine worker, vector, seq, nohost
void bar();
// expected-error@+4{{OpenACC clause 'seq' may not appear on the same construct as a 'worker' clause on a 'routine' construct}}
// expected-note@+3{{previous clause is here}}
// expected-error@+2{{OpenACC clause 'vector' may not appear on the same construct as a 'worker' clause on a 'routine' construct}}
// expected-note@+1{{previous clause is here}}
#pragma acc routine(bar) worker, vector, seq, nohost
// Bind Clause Parsing.
// expected-error@+1{{expected '('}}
#pragma acc routine seq bind
void BCP1();
// expected-error@+1{{expected identifier or string literal}}
#pragma acc routine(BCP1) seq bind()
// expected-error@+1{{expected function or lambda declaration for 'routine' construct}}
#pragma acc routine seq bind("ReductionClauseParsing")
#pragma acc routine(BCP1) seq bind(unknown_thing)
void AtomicIf() {
int i, j;
// expected-error@+1{{expected '('}}
#pragma acc atomic read if
i = j;
#pragma acc atomic read if (0)
i = j;
#pragma acc atomic write if (1)
i = j + 1;
#pragma acc atomic update if (i)
++i;
#pragma acc atomic if (j)
++i;
#pragma acc atomic capture if (0)
i = j++;
#pragma acc atomic capture if (i)
{
++j;
i = j;
}
}