openmp: Mark deprecated symbols in OpenMP 5.0

2020-11-05  Ulrich Drepper  <drepper@redhat.com>
	    Kwok Cheung Yeung  <kcy@codesourcery.com>

	libgomp/
	* Makefile.am (%.mod): Add -cpp and -fopenmp to compile flags.
	* Makefile.in: Regenerate.
	* fortran.c: Wrap uses of omp_set_nested and omp_get_nested with
	pragmas to ignore -Wdeprecated-declarations warnings.
	* icv.c: Likewise.
	* omp.h.in (__GOMP_DEPRECATED_5_0): Define.
	Mark omp_lock_hint_* enum values, omp_lock_hint_t, omp_set_nested,
	and omp_get_nested with __GOMP_DEPRECATED_5_0.
	* omp_lib.f90.in: Mark omp_get_nested and omp_set_nested as
	deprecated.
	* testsuite/libgomp.c++/affinity-1.C: Add -Wno-deprecated-declarations
	to test options.
	* testsuite/libgomp.c/affinity-1.c: Likewise.
	* testsuite/libgomp.c/affinity-2.c: Likewise.
	* testsuite/libgomp.c/appendix-a/a.15.1.c: Likewise.
	* testsuite/libgomp.c/lib-1.c: Likewise.
	* testsuite/libgomp.c/nested-1.c: Likewise.
	* testsuite/libgomp.c/nested-2.c: Likewise.
	* testsuite/libgomp.c/nested-3.c: Likewise.
	* testsuite/libgomp.c/pr32362-1.c: Likewise.
	* testsuite/libgomp.c/pr32362-2.c: Likewise.
	* testsuite/libgomp.c/pr32362-3.c: Likewise.
	* testsuite/libgomp.c/pr35549.c: Likewise.
	* testsuite/libgomp.c/pr42942.c: Likewise.
	* testsuite/libgomp.c/pr61200.c: Likewise.
	* testsuite/libgomp.c/sort-1.c: Likewise.
	* testsuite/libgomp.c/target-5.c: Likewise.
	* testsuite/libgomp.c/target-6.c: Likewise.
	* testsuite/libgomp.c/teams-1.c: Likewise.
	* testsuite/libgomp.c/thread-limit-1.c: Likewise.
	* testsuite/libgomp.c/thread-limit-2.c: Likewise.
	* testsuite/libgomp.c/thread-limit-4.c: Likewise.
	* testsuite/libgomp.fortran/affinity1.f90: Likewise.
	* testsuite/libgomp.fortran/lib1.f90: Likewise.
	* testsuite/libgomp.fortran/lib2.f: Likewise.
	* testsuite/libgomp.fortran/nested1.f90: Likewise.
	* testsuite/libgomp.fortran/teams1.f90: Likewise.