[LLVMdev] How to assign undef value to a variable

John Criswell criswell at illinois.edu
Sun Jun 27 11:03:51 PDT 2010

Simply create an undef constant value and add a store instruction to store the undef value into the memory allocated by the alloca.

I believe there is an llvm::Undef class.  Check doxygen docs for details.

-----Original Message-----
From: Chayan Sarkar <chayan.ju at gmail.com>
Sent: Sunday, June 27, 2010 12:05 PM
To: llvmdev at cs.uiuc.edu <llvmdev at cs.uiuc.edu>; chayan.ju at gmail.com <chayan.ju at gmail.com>
Subject: [LLVMdev] How to assign undef value to a variable


Can any one tell me how to assign 'undef' to variable? I want to
assign each variable an undef, immediately after the alloca

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