[LLVMbugs] [Bug 1972] Invalid alloca instcombine

bugzilla-daemon at cs.uiuc.edu bugzilla-daemon at cs.uiuc.edu
Fri Feb 1 20:34:03 PST 2008


Chris Lattner <sabre at nondot.org> changed:

           What    |Removed                     |Added
             Status|NEW                         |RESOLVED
         Resolution|                            |INVALID

--- Comment #1 from Chris Lattner <sabre at nondot.org>  2008-02-01 22:34:03 ---
Currently the size is always computed as a zero extended 32-bit value, so these
are equivalent.  This is obviously badness for 64-bit hosts: we should 
generalize alloca and malloc to take either a 32-bit or 64-bit integer operand
like GEP.

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