unwind: remove a second instance of -Wexpansion-to-defined
authorSaleem Abdulrasool <compnerd@compnerd.org>
Wed, 20 Apr 2016 20:54:55 +0000 (20:54 +0000)
committerSaleem Abdulrasool <compnerd@compnerd.org>
Wed, 20 Apr 2016 20:54:55 +0000 (20:54 +0000)
commita0ec6a58f552c0ea03f6ebfcbe2ebda57640978b
tree2590fb31dd10af22a19e3c7212e8444ae37980d8
parent87bd085e88c82f445476dbe4e052a6f5cbe3543b
unwind: remove a second instance of -Wexpansion-to-defined

Remove the use of undefined behaviour in the c preprocessor by always defining
the value according to the state that was being checked.  NFC.

llvm-svn: 266916
libunwind/src/config.h