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This was implemented back in march

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llvm-svn: 15250
This commit is contained in:
Chris Lattner 2004-07-27 01:59:42 +00:00
parent 33187c4026
commit 9cfa22fb48
1 changed files with 0 additions and 7 deletions
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7
lib/Analysis/BasicAliasAnalysis.cpp
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@ -11,13 +11,6 @@
// that simply implements a few identities (two different globals cannot alias,
// etc), but otherwise does no analysis.
//
// FIXME: This could be extended for a very simple form of mod/ref information.
// If a pointer is locally allocated (either malloc or alloca) and never passed
// into a call or stored to memory, then we know that calls will not mod/ref the
// memory. This can be important for tailcallelim, and can support CSE of loads
// and dead store elimination across calls. This is particularly important for
// stack allocated arrays.
//
//===----------------------------------------------------------------------===//
#include "llvm/Analysis/AliasAnalysis.h"