Flag hot functions, and disable sanitizing for them

src/common.h

@@ -35,6 +35,24 @@
 #endif
 
 
+/**
+ * Hot Function attribute
+ * Selectively disable sanitizer
+ */
+
+#ifdef __clang__
+
+#define LC3_HOT \
+    __attribute__((no_sanitize("bounds"))) \
+    __attribute__((no_sanitize("integer")))
+
+#else /* __clang__ */
+
+#define LC3_HOT
+
+#endif /* __clang__ */
+
+
 /**
  * Macros
  * MIN/MAX  Minimum and maximum between 2 values