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-rw-r--r--src/support/cleanse.cpp6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/support/cleanse.cpp b/src/support/cleanse.cpp
index 95899c9f02..eb6e0a73a2 100644
--- a/src/support/cleanse.cpp
+++ b/src/support/cleanse.cpp
@@ -7,6 +7,10 @@
#include <cstring>
+#if defined(_MSC_VER)
+#include <Windows.h> // For SecureZeroMemory.
+#endif
+
/* Compilers have a bad habit of removing "superfluous" memset calls that
* are trying to zero memory. For example, when memset()ing a buffer and
* then free()ing it, the compiler might decide that the memset is
@@ -32,7 +36,7 @@ void memory_cleanse(void *ptr, size_t len)
might try to eliminate "superfluous" memsets. If there's an easy way to
detect memset_s, it would be better to use that. */
#if defined(_MSC_VER)
- __asm;
+ SecureZeroMemory(ptr, len);
#else
__asm__ __volatile__("" : : "r"(ptr) : "memory");
#endif