Commit Graph

3 Commits

Author SHA1 Message Date
Nick Lewycky
fe4a778f6e Make this test check the transforms it's actually doing. Also add a test that it
doesn't transform the trivially unsafe case.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164617 91177308-0d34-0410-b5e6-96231b3b80d8
2012-09-25 18:17:38 +00:00
Nick Lewycky
24ab21c691 Don't forget that strcpy and friends return a pointer to the destination, so
it's not a dead store if that pointer is used. Whoops!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164583 91177308-0d34-0410-b5e6-96231b3b80d8
2012-09-25 01:55:59 +00:00
Nick Lewycky
3dbefbd9bb Teach DSE that strcpy, strncpy, strcat and strncat are all stores which may be
dead.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164561 91177308-0d34-0410-b5e6-96231b3b80d8
2012-09-24 22:09:10 +00:00