X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Fthreads.impure.lisp;h=788862bd83870c1f533166c8fea4e4f84195baf0;hb=b14a61c6af3e3005c94e633e727177346240066e;hp=5da2c1b69f85d09039b4ec637f3dc9ce80d93714;hpb=9303b3dc86bdfe5193b403de7419dc5bc8cc79e4;p=sbcl.git

diff --git a/tests/threads.impure.lisp b/tests/threads.impure.lisp
index 5da2c1b..788862b 100644
--- a/tests/threads.impure.lisp
+++ b/tests/threads.impure.lisp
@@ -1565,3 +1565,22 @@
    (sb-thread:make-thread
     (lambda ()
       (alien-funcall (extern-alien "alloca_test" (function void)))))))
+
+(with-test (:name :fp-mode-inheritance-threads)
+  (flet ((test ()
+           (let ((thread-fp-mode)
+                 (fp-mode (dpb 0 sb-vm::float-sticky-bits (sb-vm:floating-point-modes))))
+             (sb-thread:join-thread
+              (sb-thread:make-thread
+               (lambda ()
+                 (setf thread-fp-mode
+                       (dpb 0 sb-vm::float-sticky-bits (sb-vm:floating-point-modes))))))
+             (assert (= fp-mode thread-fp-mode)))))
+    (test)
+    (sb-int:with-float-traps-masked (:divide-by-zero)
+      (test))
+    (setf (sb-vm:floating-point-modes)
+          (dpb sb-vm:float-divide-by-zero-trap-bit
+               sb-vm::float-traps-byte
+               (sb-vm:floating-point-modes)))
+    (test)))