re PR middle-end/79236 (Many libgomp tests fail if configured with --enable-offload-targets=nvptx-none but NVidia HW or libcuda.so.1 unavailable)
PR middle-end/79236
* omp-low.c (struct omp_context): Add simt_stmt field.
(scan_omp_for): Return omp_context *.
(scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
context to the _simt_ SIMD stmt.
(lower_omp_for): For combined SIMD with sibling _simt_
SIMD, make sure to use the same decls in _looptemp_
clauses as in the sibling.
From-SVN: r244924
