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[ARM][CMSE] Issue an error if passing arguments through memory across

Authored by chill on Sep 21 2020, 5:22 AM.

Description

[ARM][CMSE] Issue an error if passing arguments through memory across
security boundary

It was never supported and that part was accidentally omitted when
upstreaming D76518.

Differential Revision: https://reviews.llvm.org/D86478

Change-Id: If6ba9506eb0431c87a1d42a38aa60e47ce263039