[llvm-commits] [llvm] r71654 - /llvm/trunk/lib/Analysis/IVUsers.cpp

[Duncan Sands]

Author: baldrick
Date: Wed May 13 07:52:44 2009
New Revision: 71654

URL: http://llvm.org/viewvc/llvm-project?rev=71654&view=rev
Log:
Avoid getting a compiler warning
 IVUsers.cpp: In member function ‘bool llvm::IVUsers::AddUsersIfInteresting(llvm::Instruction*)’:
 IVUsers.cpp:221: warning: ‘isSigned’ may be used uninitialized in this function
with gcc-4.3.

Modified:
    llvm/trunk/lib/Analysis/IVUsers.cpp

Modified: llvm/trunk/lib/Analysis/IVUsers.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/IVUsers.cpp?rev=71654&r1=71653&r2=71654&view=diff

==============================================================================
--- llvm/trunk/lib/Analysis/IVUsers.cpp (original)
+++ llvm/trunk/lib/Analysis/IVUsers.cpp Wed May 13 07:52:44 2009
@@ -218,7 +218,7 @@
   Loop *UseLoop = LI->getLoopFor(I->getParent());
   SCEVHandle Start = SE->getIntegerSCEV(0, ISE->getType());
   SCEVHandle Stride = Start;
-  bool isSigned;
+  bool isSigned = false; // Arbitrary initial value - pacifies compiler.
 
   if (!getSCEVStartAndStride(ISE, L, UseLoop, Start, Stride, isSigned, SE, DT))
     return false;  // Non-reducible symbolic expression, bail out.