PR middle-end/36106
* omp-low.c (expand_omp_atomic_pipeline): Load value using the
integral type rather than floating point, then VIEW_CONVERT_EXPR
to the floating point type.
* testsuite/libgomp.c/atomic-5.c: New test.
* testsuite/libgomp.c/atomic-6.c: New test.
* testsuite/libgomp.c/autopar-1.c: New test.
From-SVN: r135027