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-rw-r--r--src/poison.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/poison.h b/src/poison.h
index d37ff233e..fa924a31b 100644
--- a/src/poison.h
+++ b/src/poison.h
@@ -20,6 +20,12 @@
#define MPD_POISON_H
#ifndef NDEBUG
+#include "config.h"
+
+#ifdef HAVE_VALGRIND_MEMCHECK_H
+#include <valgrind/memcheck.h>
+#endif
+
#include <string.h>
#endif
@@ -37,6 +43,10 @@ poison_noaccess(void *p, size_t length)
(void)length;
#else
memset(p, 0x01, length);
+
+#ifdef HAVE_VALGRIND_MEMCHECK_H
+ VALGRIND_MAKE_MEM_NOACCESS(p, length);
+#endif
#endif
}
@@ -54,6 +64,10 @@ poison_undefined(void *p, size_t length)
(void)length;
#else
memset(p, 0x02, length);
+
+#ifdef HAVE_VALGRIND_MEMCHECK_H
+ VALGRIND_MAKE_MEM_UNDEFINED(p, length);
+#endif
#endif
}