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
#endif
#endif
-#define _LIBUNWIND_SUPPORT_FRAME_APIS (defined(__i386__) || defined(__x86_64__))
+#if defined(__i386__) || defined(__x86_64__)
+#define _LIBUNWIND_SUPPORT_FRAME_APIS 1
+#else
+#define _LIBUNWIND_SUPPORT_FRAME_APIS 0
+#endif
#if defined(__i386__) || defined(__x86_64__) || \
(!defined(__APPLE__) && defined(__arm__)) || \