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#ifndef HEADER
#define HEADER
// RUN: %clang_cc1 -fopenmp -fopenmp-version=50 -verify %s
#define NNN 50
int aaa[NNN];
int aaa2[NNN][NNN];
void parallel_loop() {
#pragma omp parallel
{
#pragma omp loop
for (int j = 0 ; j < NNN ; j++) {
aaa[j] = j*NNN;
}
}
#pragma omp parallel for
for (int i = 0 ; i < NNN ; i++) {
#pragma omp loop bind(parallel) // expected-error{{region cannot be closely nested inside 'parallel for' region; perhaps you forget to enclose 'omp loop' directive into a parallel region?}}
for (int j = 0 ; j < NNN ; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp parallel
#pragma omp for nowait
for (int i = 0 ; i < NNN ; i++) {
#pragma omp loop bind(parallel) // expected-error{{region cannot be closely nested inside 'for' region; perhaps you forget to enclose 'omp loop' directive into a parallel region?}}
for (int j = 0 ; j < NNN ; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp parallel for
for (int i = 0 ; i < NNN ; i++) {
#pragma omp nothing
#pragma omp loop
for (int j = 0 ; j < NNN ; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp target teams distribute parallel for
for (int i = 0 ; i < NNN ; i++) {
#pragma omp loop bind(parallel) // expected-error{{region cannot be closely nested inside 'target teams distribute parallel for' region; perhaps you forget to enclose 'omp loop' directive into a parallel region?}}
for (int j = 0 ; j < NNN ; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp target parallel
for (int i = 0 ; i < NNN ; i++) {
#pragma omp loop bind(parallel)
for (int j = 0 ; j < NNN ; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp parallel for
for (int i = 0; i < 100; ++i) {
#pragma omp loop bind(parallel) // expected-error{{region cannot be closely nested inside 'parallel for' region; perhaps you forget to enclose 'omp loop' directive into a parallel region?}}
for (int i = 0 ; i < NNN ; i++) {
#pragma omp loop bind(parallel) // expected-error{{region cannot be closely nested inside 'loop' region; perhaps you forget to enclose 'omp loop' directive into a parallel region?}}
for (int j = 0 ; j < NNN ; j++) {
aaa[j] = j*NNN;
}
}
}
#pragma omp parallel
{
#pragma omp sections
{
for (int i = 0 ; i < NNN ; i++) {
#pragma omp loop bind(parallel) // expected-error{{region cannot be closely nested inside 'sections' region; perhaps you forget to enclose 'omp loop' directive into a parallel region?}}
for (int j = 0 ; j < NNN ; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp section
{
aaa[NNN-1] = NNN;
}
}
}
}
void teams_loop() {
int var1;
int total = 0;
#pragma omp teams
{
#pragma omp loop bind(teams)
for (int j = 0 ; j < NNN ; j++) {
aaa[j] = j*NNN;
}
#pragma omp loop bind(teams) collapse(2) private(var1)
for (int i = 0 ; i < 3 ; i++) {
for (int j = 0 ; j < NNN ; j++) {
var1 += aaa[j];
}
}
}
#pragma omp target teams
for (int i = 0 ; i < NNN ; i++) {
#pragma omp loop bind(teams)
for (int j = 0 ; j < NNN ; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp target teams distribute parallel for
for (int i = 0 ; i < NNN ; i++) {
#pragma omp loop bind(teams) // expected-error{{region cannot be closely nested inside 'target teams distribute parallel for' region; perhaps you forget to enclose 'omp loop' directive into a teams region?}}
for (int j = 0 ; j < NNN ; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp teams
{
#pragma omp loop bind(teams)
for (int j = 0 ; j < NNN ; j++) {
aaa[j] = j*NNN;
}
#pragma omp loop bind(teams) reduction(+:total) // expected-error{{'reduction' clause not allowed with '#pragma omp loop bind(teams)'}}
for (int j = 0 ; j < NNN ; j++) {
total+=aaa[j];
}
}
#pragma omp teams num_teams(8) thread_limit(256)
#pragma omp distribute parallel for dist_schedule(static, 1024) \
schedule(static, 64)
for (int i = 0; i < NNN; i++) {
#pragma omp loop bind(teams) // expected-error{{'distribute parallel for' region; perhaps you forget to enclose 'omp loop' directive into a teams region?}}
for (int j = 0; j < NNN; j++) {
aaa2[i][j] = i+j;
}
}
#pragma omp teams
for (int i = 0; i < NNN; i++) {
#pragma omp loop bind(thread)
for (int j = 0 ; j < NNN ; j++) {
aaa[i] = i+i*NNN;
}
}
#pragma omp teams loop
for (int i = 0; i < NNN; i++) {
#pragma omp loop
for (int j = 0 ; j < NNN ; j++) {
aaa[i] = i+i*NNN;
}
}
#pragma omp teams loop
for (int i = 0; i < NNN; i++) {
#pragma omp loop bind(teams) // expected-error{{region cannot be closely nested inside 'teams loop' region; perhaps you forget to enclose 'omp loop' directive into a teams region?}}
for (int j = 0 ; j < NNN ; j++) {
aaa[i] = i+i*NNN;
}
}
}
void thread_loop() {
#pragma omp parallel
for (int i = 0; i < NNN; i++) {
#pragma omp loop bind(thread)
for (int j = 0 ; j < NNN ; j++) {
aaa[i] = i+i*NNN;
}
}
#pragma omp teams
for (int i = 0; i < NNN; i++) {
#pragma omp loop bind(thread)
for (int j = 0 ; j < NNN ; j++) {
aaa[i] = i+i*NNN;
}
}
}
void parallel_for_with_loop_teams_bind(){
#pragma omp parallel for
for (int i = 0; i < NNN; i++) {
#pragma omp loop bind(teams) // expected-error{{region cannot be closely nested inside 'parallel for' region; perhaps you forget to enclose 'omp loop' directive into a teams region?}}
for (int j = 0 ; j < NNN ; j++) {
aaa[i] = i+i*NNN;
}
}
}
void orphan_loops() {
#pragma omp loop // expected-error{{expected 'bind' clause for 'loop' construct without an enclosing OpenMP construct}}
for (int j = 0 ; j < NNN ; j++) {
aaa[j] = j*NNN;
}
#pragma omp loop bind(parallel)
for (int j = 0 ; j < NNN ; j++) {
aaa[j] = j*NNN;
}
#pragma omp loop bind(teams)
for (int i = 0; i < NNN; i++) {
aaa[i] = i+i*NNN;
}
#pragma omp loop bind(thread)
for (int i = 0; i < NNN; i++) {
aaa[i] = i+i*NNN;
}
}
int main(int argc, char *argv[]) {
parallel_loop();
teams_loop();
thread_loop();
parallel_for_with_loop_teams_bind();
orphan_loops();
}
#endif
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