Regressions on master at commit r17-2014 vs commit r17-2006 on Linux/x86_64

[Haochen Jiang]

Regressions on master at commit r17-2014 vs commit r17-2006 on Linux/x86_64
New failures:

New passes:
FAIL: libgomp.c++/../libgomp.c-c++-common/uses_allocators-2.c (test for excess errors)
FAIL: libgomp.c++/../libgomp.c-c++-common/uses_allocators-2.c (test for excess errors)
FAIL: libgomp.c++/../libgomp.c-c++-common/uses_allocators-9.c (test for excess errors)
FAIL: libgomp.c++/../libgomp.c-c++-common/uses_allocators-9.c (test for excess errors)
FAIL: libgomp.fortran/dep-uses-allocators.f90   -O   at line 12 (test for warnings, line 11)
FAIL: libgomp.fortran/dep-uses-allocators.f90   -O   at line 12 (test for warnings, line 11)
FAIL: libgomp.fortran/uses_allocators-7.f90   -O   scan-tree-dump-times original "#pragma omp target .*uses_allocators\\(memspace\\(1\\), traits\\(\\) : my4\\) uses_allocators\\(memspace\\(\\), traits\\(t2\\) : my3\\) uses_allocators\\(memspace\\(\\), traits\\(\\) : my2\\) uses_allocators\\(memspace\\(3\\), traits\\(t\\) : my\\)" 1
FAIL: libgomp.fortran/uses_allocators-7.f90   -O   scan-tree-dump-times original "#pragma omp target .*uses_allocators\\(memspace\\(1\\), traits\\(\\) : my4\\) uses_allocators\\(memspace\\(\\), traits\\(t2\\) : my3\\) uses_allocators\\(memspace\\(\\), traits\\(\\) : my2\\) uses_allocators\\(memspace\\(3\\), traits\\(t\\) : my\\)" 1