From: Fangrui Song <i@maskray.me>
Date: Wed, 20 Jan 2021 18:14:10 +0000 (-0800)
Subject: [AArch64] Fix -Wunused-but-set-variable in GCC -DLLVM_ENABLE_ASSERTIONS=off build
X-Git-Tag: llvmorg-13-init~689
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=36e62b1ff7e7aa883f8ea2f236e9c04df6976b59;p=platform%2Fupstream%2Fllvm.git

[AArch64] Fix -Wunused-but-set-variable in GCC -DLLVM_ENABLE_ASSERTIONS=off build
---

diff --git a/llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp b/llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp
index 0021456..9619bb4 100644
--- a/llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp
+++ b/llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp
@@ -865,6 +865,7 @@ static bool selectCopy(MachineInstr &I, const TargetInstrInfo &TII,
 #ifndef NDEBUG
     ValidCopy = KnownValid || isValidCopy(I, DstRegBank, MRI, TRI, RBI);
     assert(ValidCopy && "Invalid copy.");
+    (void)KnownValid;
 #endif
     return ValidCopy;
   };