+ ("no" "maybe" "yes" "yes")
+ "When enabled, reference to a function FOO inside the body of (DEFUN
+FOO ...) is considered to be the reference to the function being
+defined. Calls to FOO are compiled as local. This allows better
+optimization and type checking, but TRACE will not show recursive
+calls. If the function object is bound to another name BAR, and FOO is
+bound to another function, calls to FOO inside BAR will remain to be
+recursive.
+
+When disabled, internal references to a function FOO will be
+considered ti be a call of a function, bound to the symbol at
+run-time, which is less efficient. TRACE will show recursive calls. In
+case of renaming described above, calls to FOO will not be recursive
+and will refer to the new function, bound to FOO.")
+
+(define-optimization-quality float-accuracy
+ 3
+ ("degraded" "full" "full" "full"))
+
+(define-optimization-quality insert-step-conditions
+ (if (> debug (max speed space compilation-speed))
+ debug
+ 0)
+ ("no" "no" "partial" "full")
+ "Control instrumentation of code, enabling single-stepping through
+it in the debugger.
+
+This option has no effect without COMPUTE-DEBUG-FUN.")
+
+(define-optimization-quality compute-debug-fun
+ debug
+ ("no" "minimal" "yes" "yes"))
+
+(define-optimization-quality preserve-single-use-debug-variables
+ (if (and (>= debug 2)
+ (< speed 3))
+ 3
+ 0)
+ ("no" "no" "no" "yes")
+ "When disabled, LET variable, which is never set and is referenced
+exactly once, is eliminated and the reference is substituted with the
+initial value. This allows better type inference and some algebraic
+optimizations.
+
+When enabled, the variable is preserved and can be seen in the
+debugger.")
+
+(define-optimization-quality insert-array-bounds-checks
+ (if (= safety 0) 0 3)
+ ("no" "yes" "yes" "yes"))
+
+(define-optimization-quality store-xref-data
+ (if (= space 3)
+ 0
+ 3)
+ ("no" "yes" "yes" "yes"))
+
+(define-optimization-quality store-coverage-data
+ 0
+ ("no" "no" "yes" "yes"))