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Add caveat/safeguard to OpenMP: Handle descriptors in target's firstprivate [PR104949]

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Follow-up to commit 49d1a2f913
"OpenMP: Handle descriptors in target's firstprivate [PR104949]".

	PR fortran/104949
	libgomp/
	* target.c (gomp_map_vars_internal) <GOMP_MAP_FIRSTPRIVATE>: Add
	caveat/safeguard.
This commit is contained in:
Thomas Schwinge 2023-03-23 12:32:35 +01:00
parent 7f1e15f743
commit e8fec6998b
1 changed files with 5 additions and 0 deletions
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5
libgomp/target.c
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@ -1396,6 +1396,11 @@ gomp_map_vars_internal (struct gomp_device_descr *devicep,
{
uintptr_t target = (uintptr_t) hostaddrs[i];
void *devptr = *(void**) hostaddrs[i+1] + sizes[i+1];
/* Per
<https://inbox.sourceware.org/gcc-patches/87o7pe12ke.fsf@euler.schwinge.homeip.net>
"OpenMP: Handle descriptors in target's firstprivate [PR104949]"
this probably needs revision for 'aq' usage. */
assert (!aq);
gomp_copy_host2dev (devicep, aq, devptr, &target,
sizeof (void *), false, cbufp);
++i;