2 Commits

Author	SHA1	Message	Date
Duncan Sands	f162eace49	Teach instCombine to remove malloc+free if malloc's only uses are comparisons ... to null. Patch by Matti Niemenmaa. llvm-svn: 104871	2010-05-27 19:09:06 +00:00
Chris Lattner	463716d559	instcombine shouldn't delete all null checks for mallocs. ... This fixes PR5130. llvm-svn: 83290	2009-10-05 02:47:47 +00:00