The attached patch is also needed to avoid crashes during various
math-heavy test suites.
Rich.
--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
virt-p2v converts physical machines to virtual machines. Boot with a
live CD or over the network (PXE) and turn machines into KVM guests.
http://libguestfs.org/virt-v2v
>From 8465cbda688cdc65dfe4037608c14cac087eae03 Mon Sep 17 00:00:00 2001
From: Stef O'Rear <sore...@gmail.com>
Date: Sat, 3 Mar 2018 03:46:00 -0800
Subject: [PATCH] softfloat: fix crash on int conversion of SNaN
Signed-off-by: Stef O'Rear <sore...@gmail.com>
---
fpu/softfloat.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/fpu/softfloat.c b/fpu/softfloat.c
index e7fb0d357a..1da1db377e 100644
--- a/fpu/softfloat.c
+++ b/fpu/softfloat.c
@@ -1342,6 +1342,8 @@ static int64_t round_to_int_and_pack(FloatParts in, int
rmode,
switch (p.cls) {
case float_class_snan:
case float_class_qnan:
+ case float_class_dnan:
+ case float_class_msnan:
return max;
case float_class_inf:
return p.sign ? min : max;
@@ -1430,6 +1432,8 @@ static uint64_t round_to_uint_and_pack(FloatParts in, int
rmode, uint64_t max,
switch (p.cls) {
case float_class_snan:
case float_class_qnan:
+ case float_class_dnan:
+ case float_class_msnan:
s->float_exception_flags = orig_flags | float_flag_invalid;
return max;
case float_class_inf:
--
2.15.1
