[OpenMP][Tests] Update compatibility with GCC (NFC)

Commit 95a28df provided implementation for GOMP*_nonmonotonic*runtime*
functions. Now the tests succeed with gcc 9 and 10

Author: jprotze

openmp/runtime/test/ompt/worksharing/for/runtime.c

@@ -1,7 +1,5 @@
 // RUN: %libomp-compile-and-run | %sort-threads | FileCheck %S/base.h
 // REQUIRES: ompt
-// gcc 9/10 use GOMP_parallel_loop_maybe_nonmonotonic_runtime, not implemented
-// XFAIL: gcc-9, gcc-10
 
 #define SCHEDULE runtime
 #include "base.h"

openmp/runtime/test/ompt/worksharing/for/runtime_serialized.c

@@ -1,7 +1,5 @@
 // RUN: %libomp-compile-and-run | %sort-threads | FileCheck %S/base_serialized.h
 // REQUIRES: ompt
-// gcc 9/10 use GOMP_parallel_loop_maybe_nonmonotonic_runtime, not implemented
-// XFAIL: gcc-9, gcc-10
 
 #define SCHEDULE runtime
 #include "base_serialized.h"

openmp/runtime/test/ompt/worksharing/for/runtime_split.c

@@ -3,8 +3,5 @@
 // REQUIRES: ompt
 // UNSUPPORTED: gcc-4, gcc-5, gcc-6, gcc-7
 
-// gcc 9/10 use GOMP_parallel_loop_maybe_nonmonotonic_runtime, not implemented
-// XFAIL: gcc-9, gcc-10
-
 #define SCHEDULE runtime
 #include "base_split.h"

openmp/runtime/test/worksharing/for/bug_set_schedule_0.c

@@ -1,9 +1,5 @@
 // RUN: %libomp-compile-and-run
 
-// gcc 9/10 use GOMP_parallel_loop_maybe_nonmonotonic_runtime, not implemented
-// Should be removed once the functions are implemented
-// XFAIL: gcc-9, gcc-10
-
 #include <stdio.h>
 #include <omp.h>
 #include "omp_testsuite.h"

openmp/runtime/test/worksharing/for/omp_for_schedule_runtime.c

@@ -11,10 +11,6 @@
 // RUN: env OMP_SCHEDULE=static_steal %libomp-run 102 1
 // RUN: env OMP_SCHEDULE=static_steal,14 %libomp-run 102 14
 
-// gcc 9/10 use GOMP_parallel_loop_maybe_nonmonotonic_runtime, not implemented
-// Should be removed once the functions are implemented
-// XFAIL: gcc-9, gcc-10
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>

openmp/runtime/test/worksharing/for/omp_nonmonotonic_dynamic1.c

@@ -1,10 +1,6 @@
 // RUN: %libomp-compile
 // RUN: env OMP_SCHEDULE=nonmonotonic:dynamic,10 %libomp-run
 
-// gcc 9/10 use GOMP_parallel_loop_maybe_nonmonotonic_runtime, not implemented
-// Should be removed once the functions are implemented
-// XFAIL: gcc-9, gcc-10
-
 // The test checks iterations distribution for OMP 5.0 nonmonotonic OMP_SCHEDULE
 // case #threads > #chunks (fallback to monotonic dynamic)