+ 'floating-point-overflow)))
+
+;;; On x86-64 generating complex floats on the stack failed an aver in
+;;; the compiler if the stack slot was the same as the one containing
+;;; the real part of the complex. The following expression was able to
+;;; trigger this in 0.9.5.62.
+(with-test (:name :complex-float-stack)
+ (dolist (type '((complex double-float)
+ (complex single-float)))
+ (compile nil
+ `(lambda (x0 x1 x2 x3 x4 x5 x6 x7)
+ (declare (type ,type x0 x1 x2 x3 x4 x5 x6 x7))
+ (let ((x0 (+ x0 x0))
+ (x1 (+ x1 x1))
+ (x2 (+ x2 x2))
+ (x3 (+ x3 x3))
+ (x4 (+ x4 x4))
+ (x5 (+ x5 x5))
+ (x6 (+ x6 x6))
+ (x7 (+ x7 x7)))
+ (* (+ x0 x1 x2 x3) (+ x4 x5 x6 x7)
+ (+ x0 x2 x4 x6) (+ x1 x3 x5 x7)
+ (+ x0 x3 x4 x7) (+ x1 x2 x5 x6)
+ (+ x0 x1 x6 x7) (+ x2 x3 x4 x5)))))))
+
+
+(with-test (:name :nan-comparisons
+ :fails-on '(or :sparc :mips))
+ (sb-int:with-float-traps-masked (:invalid)
+ (macrolet ((test (form)
+ (let ((nform (subst '(/ 0.0 0.0) 'nan form)))
+ `(progn
+ (assert (eval ',nform))
+ (assert (eval `(let ((nan (/ 0.0 0.0)))
+ ,',form)))
+ (assert (funcall
+ (compile nil `(lambda () ,',nform))))
+ (assert (funcall
+ (compile nil `(lambda (nan) ,',form))
+ (/ 0.0 0.0)))))))
+ (test (/= nan nan))
+ (test (/= nan nan nan))
+ (test (/= 1.0 nan 2.0 nan))
+ (test (/= nan 1.0 2.0 nan))
+ (test (not (= nan 1.0)))
+ (test (not (= nan nan)))
+ (test (not (= nan nan nan)))
+ (test (not (= 1.0 nan)))
+ (test (not (= nan 1.0)))
+ (test (not (= 1.0 1.0 nan)))
+ (test (not (= 1.0 nan 1.0)))
+ (test (not (= nan 1.0 1.0)))
+ (test (not (>= nan nan)))
+ (test (not (>= nan 1.0)))
+ (test (not (>= 1.0 nan)))
+ (test (not (>= 1.0 nan 0.0)))
+ (test (not (>= 1.0 0.0 nan)))
+ (test (not (>= nan 1.0 0.0)))
+ (test (not (<= nan nan)))
+ (test (not (<= nan 1.0)))
+ (test (not (<= 1.0 nan)))
+ (test (not (<= 1.0 nan 2.0)))
+ (test (not (<= 1.0 2.0 nan)))
+ (test (not (<= nan 1.0 2.0)))
+ (test (not (< nan nan)))
+ (test (not (< -1.0 nan)))
+ (test (not (< nan 1.0)))
+ (test (not (> nan nan)))
+ (test (not (> -1.0 nan)))
+ (test (not (> nan 1.0))))))