Fix comment typos, disabled clang-format on unit tests header, replaced deprecated 'master' by 'single' in unit tests

Author: rpereira-dev

openmp/runtime/src/kmp_global.cpp

@@ -354,7 +354,7 @@ KMP_BUILD_ASSERT(sizeof(kmp_tasking_flags_t) == 4);
 
 int __kmp_task_stealing_constraint = 1; /* Constrain task stealing by default */
 
-std::atomic<kmp_int32> __kmp_n_tasks_in_flight = 0; /* n° of tasks in flight */
+std::atomic<kmp_int32> __kmp_n_tasks_in_flight = 0; /* n° of tasks in flight */
 
 kmp_int32 __kmp_enable_task_throttling = 1; /* Serialize tasks once a threshold
                                             is reached, such as the number of

openmp/runtime/src/kmp_tasking.cpp

@@ -1475,7 +1475,7 @@ kmp_task_t *__kmp_task_alloc(ident_t *loc_ref, kmp_int32 gtid,
   if (UNLIKELY(!TCR_4(__kmp_init_middle)))
     __kmp_middle_initialize();
 
-  // task throttling: to many tasks co-existing, emptying queue now
+  // task throttling: too many tasks co-existing, emptying queue now
   if (__kmp_enable_task_throttling)
     while (TCR_4(__kmp_n_tasks_in_flight.load()) >= __kmp_task_maximum)
       __kmpc_omp_taskyield(NULL, gtid, 0);

openmp/runtime/test/tasking/omp_throttling_max.c

@@ -1,8 +1,10 @@
+// clang-format off
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM=0      %libomp-run
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM=1      %libomp-run
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM=256    %libomp-run
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM=65536  %libomp-run
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM=100000 %libomp-run
+// clang-format on
 
 /**
  *  This test ensures that task throttling on the maximum number of tasks
@@ -46,7 +48,7 @@ int main(void) {
       while (!done)
         ;
 
-#pragma omp master
+#pragma omp single
     {
       int ntasks = 0;
       while (!done) {

openmp/runtime/test/tasking/omp_throttling_max_ready_per_thread.c

@@ -1,8 +1,10 @@
+// clang-format off
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM_READY_PER_THREAD=0      %libomp-run
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM_READY_PER_THREAD=1      %libomp-run
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM_READY_PER_THREAD=256    %libomp-run
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM_READY_PER_THREAD=65536  %libomp-run
 // RUN: %libomp-compile && env OMP_NUM_THREADS=2 KMP_ENABLE_TASK_THROTTLING=1 KMP_TASK_MAXIMUM_READY_PER_THREAD=100000 %libomp-run
+// clang-format on
 
 /**
  *  This test ensures that task throttling on the maximum number of ready tasks
@@ -46,7 +48,7 @@ int main(void) {
       while (!done)
         ;
 
-#pragma omp master
+#pragma omp single
     {
       int ntasks = 0;
       while (!done) {