From e8b3c2e48aa597f08d029ecaed6c1f7ae3a1d111 Mon Sep 17 00:00:00 2001 From: Michael Gottesman Date: Fri, 5 Apr 2013 22:54:32 +0000 Subject: 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 --- lib/Transforms/ObjCARC/ObjCARCOpts.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'lib/Transforms/ObjCARC/ObjCARCOpts.cpp') 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. -- cgit v1.2.3