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* Fix the noalias checking so that it doesn't worry aboutDan Gohman2010-06-011-12/+12
| | | | | | | an argument aliasing itself. Thanks Duncan! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105288 91177308-0d34-0410-b5e6-96231b3b80d8
* Add lint checks for function attributes.Dan Gohman2010-05-281-30/+91
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105009 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix lint's memcpy and memmove checks, and its basic block traversal.Dan Gohman2010-05-281-5/+8
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104970 91177308-0d34-0410-b5e6-96231b3b80d8
* Detect self-referential values.Dan Gohman2010-05-281-6/+19
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104957 91177308-0d34-0410-b5e6-96231b3b80d8
* Eli pointed out that va_arg instruction result values don'tDan Gohman2010-05-281-4/+4
| | | | | | | reference the stack. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104951 91177308-0d34-0410-b5e6-96231b3b80d8
* Teach lint how to look through simple store+load pairs and otherDan Gohman2010-05-281-10/+75
| | | | | | | | effective no-op constructs, to make it more effective on unoptimized IR. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104950 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a lint check for returning the address of stack memory.Dan Gohman2010-05-281-0/+6
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104936 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix Lint printing warnings multiple times. Remove the ErrorStrDan Gohman2010-05-261-5/+2
| | | | | | | | option from lintModule, which was an artifact from being based on Verifier code. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104765 91177308-0d34-0410-b5e6-96231b3b80d8
* Reinstate checking of stackrestore, with checking for both ReadDan Gohman2010-05-261-0/+8
| | | | | | | and Write, and add a comment explaining this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104756 91177308-0d34-0410-b5e6-96231b3b80d8
* Stackrestore is not a load.Dan Gohman2010-05-261-5/+0
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104752 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove a TODO which isn't practical.Dan Gohman2010-05-261-1/+0
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104748 91177308-0d34-0410-b5e6-96231b3b80d8
* Implement checking of the tail keyword.Dan Gohman2010-05-261-1/+9
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104744 91177308-0d34-0410-b5e6-96231b3b80d8
* Add lint checks for invalid uses of memory.Dan Gohman2010-04-301-19/+59
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102733 91177308-0d34-0410-b5e6-96231b3b80d8
* Tidy a comment.Dan Gohman2010-04-221-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102041 91177308-0d34-0410-b5e6-96231b3b80d8
* Add several more lint checks.Dan Gohman2010-04-091-21/+68
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100841 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a few more lint checks.Dan Gohman2010-04-081-0/+40
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100825 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a -lint pass which checks for common sources of undefined or likelyDan Gohman2010-04-081-0/+368
unintended behavior. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100798 91177308-0d34-0410-b5e6-96231b3b80d8
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