Merge r315611 into the 5.0 branch: Fix #34927 : Emit initializer for reduction array with declare reduction.

[hahnjo]

Bugzilla Link	35184
Resolution	FIXED
Resolved on	Nov 13, 2017 16:18
Version	unspecified
OS	All
Blocks	#33840
CC	@alexey-bataev,@hfinkel,@tstellar
Fixed by commit(s)	r315611 r318120

[hahnjo]

assigned to @alexey-bataev

[tstellar]

Hi Alexey,

Is this OK to merge to the release_50 branch: https://reviews.llvm.org/rL315611

[alexey-bataev]

Yes

[tstellar]

Merged: r318120