systemd/SOURCES/0656-util-lib-introduce-HAS_FEATURE_ADDRESS_SANITIZER.patch
2021-12-04 06:58:29 +00:00

36 lines
1.1 KiB
Diff

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"); \