86ff185365
PR go/84215
runtime, sync/atomic: use write barrier for atomic pointer functions
This copies atomic_pointer.go from 1.10rc2. It was omitted during the
transition of the runtime from C to Go, and I forgot about it.
This may help with https://gcc.gnu.org/PR84215.
Reviewed-on: https://go-review.googlesource.com/93197
From-SVN: r257599
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| .. | ||
| 64bit_arm.go | ||
| atomic.c | ||
| atomic_test.go | ||
| doc.go | ||
| value.go | ||
| value_test.go | ||