From: Davide Italiano <davide@freebsd.org>
Date: Wed, 20 Apr 2016 17:53:21 +0000 (+0000)
Subject: [MC] EmitNop: Make an assertion more useful.
X-Git-Tag: llvmorg-3.9.0-rc1~8565
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8a8f24b098c9d984f6155411605b0d5120e3f9d6;p=platform%2Fupstream%2Fllvm.git

[MC] EmitNop: Make an assertion more useful.

Differential Revision:  http://reviews.llvm.org/D19334

llvm-svn: 266895
---

diff --git a/llvm/lib/Target/X86/X86MCInstLower.cpp b/llvm/lib/Target/X86/X86MCInstLower.cpp
index 6a5e97b..6b42943 100644
--- a/llvm/lib/Target/X86/X86MCInstLower.cpp
+++ b/llvm/lib/Target/X86/X86MCInstLower.cpp
@@ -837,9 +837,10 @@ static unsigned EmitNop(MCStreamer &OS, unsigned NumBytes, bool Is64Bit,
 /// \brief Emit the optimal amount of multi-byte nops on X86.
 static void EmitNops(MCStreamer &OS, unsigned NumBytes, bool Is64Bit,
                      const MCSubtargetInfo &STI) {
+  unsigned NopsToEmit = NumBytes;
   while (NumBytes) {
     NumBytes -= EmitNop(OS, NumBytes, Is64Bit, STI);
-    assert(NumBytes >= 0 && "Emitted more than I asked for!");
+    assert(NopsToEmit >= NumBytes && "Emitted more than I asked for!");
   }
 }