From d2992ce2fed0fa1cccfc01f61a508899d25b66a0 Mon Sep 17 00:00:00 2001
From: Eric Fiselier <eric@efcs.ca>
Date: Wed, 25 Jul 2018 21:53:43 +0000
Subject: [PATCH] Fix failing test under C++14

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@337970 91177308-0d34-0410-b5e6-96231b3b80d8
---
 src/experimental/filesystem/filesystem_common.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/experimental/filesystem/filesystem_common.h b/src/experimental/filesystem/filesystem_common.h
index d330b764b..5c18930ca 100644
--- a/src/experimental/filesystem/filesystem_common.h
+++ b/src/experimental/filesystem/filesystem_common.h
@@ -362,8 +362,8 @@ public:
     // The tv_nsec and tv_usec fields must not be negative so adjust accordingly
     if (subsec_dur.count() < 0) {
       if (sec_dur.count() > min_seconds) {
-        sec_dur -= fs_seconds(1);
-        subsec_dur += fs_seconds(1);
+        sec_dur = sec_dur - fs_seconds(1);
+        subsec_dur = subsec_dur + fs_seconds(1);
       } else {
         subsec_dur = fs_nanoseconds::zero();
       }