Tim Northover 24f46618b2 R600: avoid calling std::next on an iterator that might be end() ...

This was causing my llc to go into an infinite loop on
CodeGen/R600/address-space.ll (just triggered recently by some allocator
changes).

llvm-svn: 205005

2014-03-28 13:52:56 +00:00

15 KiB

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