[PATCH] D41050: Fix over-release of return value of lambda implicitly converted to block/function pointer

[Dan Zimmerman via Phabricator via cfe-commits]

danzimm added a comment.

@dexonsmith Here are my results after passing those extra flags with `-O3` 
(/Users/danzimm/oss/build/bin/clang -cc1 -internal-isystem 
/Users/danzimm/oss/build/lib/clang/6.0.0/include -nostdsysteminc -triple 
x86_64-apple-macosx10.12.0 -emit-llvm -disable-llvm-passes -O3 -fblocks 
-fobjc-arc -fobjc-runtime-has-weak -std=c++11 -mllvm -debug-pass=Executions -o 
~/foo.ll 
/Users/danzimm/oss/llvm/tools/clang/test/CodeGenObjCXX/arc-forwarded-lambda-call.mm):

  Pass Arguments:  -tti
  Target Transform Information
    FunctionPass Manager
  Pass Arguments:  -tti
  Target Transform Information
    ModulePass Manager
      Print Module IR
  [2017-12-14 09:47:12.252472000] 0x7f87b90016f0   Executing Pass 'Print Module 
IR' on Module 
'/Users/danzimm/oss/llvm/tools/clang/test/CodeGenObjCXX/arc-forwarded-lambda-call.mm'...
  [2017-12-14 09:47:12.254702000] 0x7f87b90016f0    Freeing Pass 'Print Module 
IR' on Module 
'/Users/danzimm/oss/llvm/tools/clang/test/CodeGenObjCXX/arc-forwarded-lambda-call.mm'...
  Pass Arguments:  -tti
  Target Transform Information
    ModulePass Manager

and with `-O0` (/Users/danzimm/oss/build/bin/clang -cc1 -internal-isystem 
/Users/danzimm/oss/build/lib/clang/6.0.0/include -nostdsysteminc -triple 
x86_64-apple-macosx10.12.0 -emit-llvm -disable-llvm-passes -O0 -fblocks 
-fobjc-arc -fobjc-runtime-has-weak -std=c++11 -mllvm -debug-pass=Executions -o 
~/foo.ll 
/Users/danzimm/oss/llvm/tools/clang/test/CodeGenObjCXX/arc-forwarded-lambda-call.mm):

  Pass Arguments:  -tti
  Target Transform Information
    FunctionPass Manager
  Pass Arguments:  -tti
  Target Transform Information
    ModulePass Manager
      Print Module IR
  [2017-12-14 09:47:20.884147000] 0x7ff71ed097d0   Executing Pass 'Print Module 
IR' on Module 
'/Users/danzimm/oss/llvm/tools/clang/test/CodeGenObjCXX/arc-forwarded-lambda-call.mm'...
  [2017-12-14 09:47:20.886182000] 0x7ff71ed097d0    Freeing Pass 'Print Module 
IR' on Module 
'/Users/danzimm/oss/llvm/tools/clang/test/CodeGenObjCXX/arc-forwarded-lambda-call.mm'...
  Pass Arguments:  -tti
  Target Transform Information
    ModulePass Manager


Repository:
  rC Clang

https://reviews.llvm.org/D41050



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