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[objc-arc] Track if we encountered an additive overflow while computing {TopDown...
authorMichael Gottesman <mgottesman@apple.com>
Wed, 7 Aug 2013 23:56:41 +0000 (23:56 +0000)
committerMichael Gottesman <mgottesman@apple.com>
Wed, 7 Aug 2013 23:56:41 +0000 (23:56 +0000)
commit7f1a7d4137ce535558480f8e044238f35a8654e6
tree63df74685a98f2917e19d7ba7ef3c93fa75d0ec9tree | snapshot
parentb0fd15f645a05480467136f94d5e5baacd1905a9commit | diff
[objc-arc] Track if we encountered an additive overflow while computing {TopDown,BottomUp}PathCounts and do nothing if it occured.

rdar://14590914

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187941 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/ObjCARC/ObjCARCOpts.cpp diff | blob | history
test/Transforms/ObjCARC/path-overflow.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors