Add case for MSVC
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/library/common.h b/library/common.h
index 7652e56..fe4d213 100644
--- a/library/common.h
+++ b/library/common.h
@@ -330,8 +330,13 @@
#endif
#endif
#if !defined(MBEDTLS_ASSUME)
+#if defined(_MSC_VER)
+/* Supported by MSVC since VS 2005 */
+#define MBEDTLS_ASSUME(x) __assume(x)
+#else
#define MBEDTLS_ASSUME(x) do { } while (0)
#endif
+#endif
#if defined(__GNUC__) && !defined(__ARMCC_VERSION) && !defined(__clang__) \
&& !defined(__llvm__) && !defined(__INTEL_COMPILER)