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-rw-r--r--contrib/libc++/src/stdexcept.cpp6
1 files changed, 1 insertions, 5 deletions
diff --git a/contrib/libc++/src/stdexcept.cpp b/contrib/libc++/src/stdexcept.cpp
index aff4b18..0a08bfe 100644
--- a/contrib/libc++/src/stdexcept.cpp
+++ b/contrib/libc++/src/stdexcept.cpp
@@ -13,12 +13,8 @@
#include "string"
#include "system_error"
-#ifndef __has_include
-#define __has_include(inc) 0
-#endif
-
/* For _LIBCPPABI_VERSION */
-#if __has_include(<cxxabi.h>) || defined(__APPLE_) || defined(LIBCXXRT)
+#if defined(LIBCXX_BUILDING_LIBCXXABI) || defined(__APPLE__) || defined(LIBCXXRT)
#include <cxxabi.h>
#endif
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