From: Rui Ueyama <ruiu@google.com>
Date: Tue, 6 Sep 2016 22:50:48 +0000 (+0000)
Subject: Simplify a boolean expression by using the De Morgan's law.
X-Git-Tag: llvmorg-4.0.0-rc1~10505
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=adcdb664cb6f4868fa7012132c9355bac815ec75;p=platform%2Fupstream%2Fllvm.git

Simplify a boolean expression by using the De Morgan's law.

llvm-svn: 280766
---

diff --git a/lld/ELF/LinkerScript.cpp b/lld/ELF/LinkerScript.cpp
index 8634229..5f04382 100644
--- a/lld/ELF/LinkerScript.cpp
+++ b/lld/ELF/LinkerScript.cpp
@@ -162,7 +162,7 @@ static bool checkConstraint(uint64_t Flags, ConstraintKind Kind) {
   bool RO = (Kind == ConstraintKind::ReadOnly);
   bool RW = (Kind == ConstraintKind::ReadWrite);
   bool Writable = Flags & SHF_WRITE;
-  return !((RO && Writable) || (RW && !Writable));
+  return !(RO && Writable) && !(RW && !Writable);
 }
 
 template <class ELFT>