diff options
| author | Michael Gottesman <mgottesman@apple.com> | 2013-04-05 22:54:32 +0000 |
|---|---|---|
| committer | Michael Gottesman <mgottesman@apple.com> | 2013-04-05 22:54:32 +0000 |
| commit | e8b3c2e48aa597f08d029ecaed6c1f7ae3a1d111 (patch) | |
| tree | 6902e770f3a7c0ccd4c0b666a9c0afac18d023db /lib | |
| parent | e7ce2b3f75da1cdb657753592b73cda4252817ef (diff) | |
An objc_retain can serve as a use for a different pointer.
This is the counterpart to commit r160637, except it performs the action
in the bottomup portion of the data flow analysis.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178922 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Transforms/ObjCARC/ObjCARCOpts.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Transforms/ObjCARC/ObjCARCOpts.cpp b/lib/Transforms/ObjCARC/ObjCARCOpts.cpp index 9f59b68d68..acc32d5eb3 100644 --- a/lib/Transforms/ObjCARC/ObjCARCOpts.cpp +++ b/lib/Transforms/ObjCARC/ObjCARCOpts.cpp @@ -1817,8 +1817,9 @@ ObjCARCOpt::VisitInstructionBottomUp(Instruction *Inst, case S_Retain: llvm_unreachable("bottom-up pointer in retain state!"); } - ANNOTATE_BOTTOMUP(Inst, Arg, OldSeq, S.GetSeq()); - return NestingDetected; + ANNOTATE_BOTTOMUP(Inst, Arg, OldSeq, S.GetSeq()); + // A retain moving bottom up can be a use. + break; } case IC_AutoreleasepoolPop: // Conservatively, clear MyStates for all known pointers. |