[libunwind] Clean up macro usage.
Convention in libunwind is to use !defined(FOOT) not !FOO.
Differential Revision: https://reviews.llvm.org/D31078
llvm-svn: 299225
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: 5808011bd9f9b61b93cfe82953e5a03852a86aae
diff --git a/src/libunwind.cpp b/src/libunwind.cpp
index 4971544..f072d55 100644
--- a/src/libunwind.cpp
+++ b/src/libunwind.cpp
@@ -54,7 +54,7 @@
# define REGISTER_KIND Registers_ppc
#elif defined(__aarch64__)
# define REGISTER_KIND Registers_arm64
-#elif _LIBUNWIND_ARM_EHABI
+#elif defined(_LIBUNWIND_ARM_EHABI)
# define REGISTER_KIND Registers_arm
#elif defined(__or1k__)
# define REGISTER_KIND Registers_or1k
@@ -207,7 +207,7 @@
/// Set value of specified float register at cursor position in stack frame.
_LIBUNWIND_EXPORT int unw_set_fpreg(unw_cursor_t *cursor, unw_regnum_t regNum,
unw_fpreg_t value) {
-#if _LIBUNWIND_ARM_EHABI
+#if defined(_LIBUNWIND_ARM_EHABI)
_LIBUNWIND_TRACE_API("unw_set_fpreg(cursor=%p, regNum=%d, value=%llX)",
static_cast<void *>(cursor), regNum, value);
#else
@@ -306,7 +306,7 @@
#endif
-#if _LIBUNWIND_SUPPORT_DWARF_UNWIND
+#if defined(_LIBUNWIND_SUPPORT_DWARF_UNWIND)
/// SPI: walks cached DWARF entries
_LIBUNWIND_EXPORT void unw_iterate_dwarf_unwind_cache(void (*func)(
unw_word_t ip_start, unw_word_t ip_end, unw_word_t fde, unw_word_t mh)) {
@@ -340,7 +340,7 @@
// fde is own mh_group
DwarfFDECache<LocalAddressSpace>::removeAllIn((LocalAddressSpace::pint_t)fde);
}
-#endif // _LIBUNWIND_SUPPORT_DWARF_UNWIND
+#endif // defined(_LIBUNWIND_SUPPORT_DWARF_UNWIND)