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Commit 6a7a7271 authored by Jim Grosbach's avatar Jim Grosbach
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ARM: R9 is not safe to use for tcGPR. 

Indirect tail-calls shouldn't use R9 for the branch destination, as
it's not reliably a call-clobbered register.

rdar://14793425

llvm-svn: 188967
parent b4fae7c3
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