From 39b10c9e7e4ad80adc0e8c43f7d1917edee515dd Mon Sep 17 00:00:00 2001

From: Evgeny Vereshchagin <evvers@ya.ru>

Date: Sun, 2 Dec 2018 08:28:24 +0100

Subject: [PATCH] util-lib: introduce HAS_FEATURE_ADDRESS_SANITIZER

https://clang.llvm.org/docs/AddressSanitizer.html#conditional-compilation-with-has-feature-address-sanitizer

(cherry picked from commit 289acab951c5937fdf6d3a2666f411fd66dd20e5)

Related: #2017033

---

 src/basic/macro.h | 11 +++++++++++

 1 file changed, 11 insertions(+)

diff --git a/src/basic/macro.h b/src/basic/macro.h

index 0fe6a62aa8..62f2359633 100644

--- a/src/basic/macro.h

+++ b/src/basic/macro.h

@@ -55,6 +55,17 @@

 #  endif

 #endif

+#if !defined(HAS_FEATURE_ADDRESS_SANITIZER)

+#  if defined(__has_feature)

+#    if __has_feature(address_sanitizer)

+#      define HAS_FEATURE_ADDRESS_SANITIZER 1

+#    endif

+#  endif

+#  if !defined(HAS_FEATURE_ADDRESS_SANITIZER)

+#    define HAS_FEATURE_ADDRESS_SANITIZER 0

+#  endif

+#endif

+

 /* Temporarily disable some warnings */

 #define DISABLE_WARNING_DECLARATION_AFTER_STATEMENT                     \

         _Pragma("GCC diagnostic push");                                 \