Reid Kleckner e1fec78f3f [codeview] Bail on a DBG_VALUE register operand with no register
This apparently comes up when the register allocator decides that a
variable will become undef along a certain path.

Also improve the error message we emit when we can't map from LLVM
register number to CV register number.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@261016 91177308-0d34-0410-b5e6-96231b3b80d8
2016-02-16 21:49:26 +00:00
..
2016-01-19 16:57:08 +00:00