unwind: remove another instance of -Wexpansion-to-defined
authorSaleem Abdulrasool <compnerd@compnerd.org>
Wed, 20 Apr 2016 22:18:50 +0000 (22:18 +0000)
committerSaleem Abdulrasool <compnerd@compnerd.org>
Wed, 20 Apr 2016 22:18:50 +0000 (22:18 +0000)
commit0195c5e796406f38a06740e72e468acbfaeaf79d
tree3c8a62d64a1202987e8861ab4f3b6c7c4d7fd6d1
parentcb06f7511cd082f2d1c0b51ae363e24fb570e903
unwind: remove another 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: 266927
libunwind/src/config.h