Commit Graph

2 Commits

Author SHA1 Message Date
Duncan Sands
1d9b973fd7 Teach instCombine to remove malloc+free if malloc's only uses are comparisons
to null.  Patch by Matti Niemenmaa.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104871 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-27 19:09:06 +00:00
Chris Lattner
bbc33853a5 instcombine shouldn't delete all null checks for mallocs.
This fixes PR5130.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83290 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-05 02:47:47 +00:00