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authorBenjamin Kramer <benny.kra@googlemail.com>2013-08-05 11:11:11 +0000
committerBenjamin Kramer <benny.kra@googlemail.com>2013-08-05 11:11:11 +0000
commitf8e16c6f5a3a0d2cc6f7ae6dae0a8f55a89cfb2f (patch)
tree99878030c193247a9b7336a3b5d2d5cb1f420736
parentccdf5cc7bc443726425dd1ad498d44768332d49c (diff)
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Don't leak passes if added outside of the area determined by Started/Stopped flags.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187722 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--include/llvm/CodeGen/Passes.h3
-rw-r--r--lib/CodeGen/Passes.cpp2
2 files changed, 4 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/Passes.h b/include/llvm/CodeGen/Passes.h
index 98d1e0a..9b6f61e 100644
--- a/include/llvm/CodeGen/Passes.h
+++ b/include/llvm/CodeGen/Passes.h
@@ -308,7 +308,8 @@ protected:
AnalysisID addPass(AnalysisID PassID);
/// Add a pass to the PassManager if that pass is supposed to be run, as
- /// determined by the StartAfter and StopAfter options.
+ /// determined by the StartAfter and StopAfter options. Takes ownership of the
+ /// pass.
void addPass(Pass *P);
/// addMachinePasses helper to create the target-selected or overriden
diff --git a/lib/CodeGen/Passes.cpp b/lib/CodeGen/Passes.cpp
index 203eec0..c0861c5 100644
--- a/lib/CodeGen/Passes.cpp
+++ b/lib/CodeGen/Passes.cpp
@@ -300,6 +300,8 @@ void TargetPassConfig::addPass(Pass *P) {
if (Started && !Stopped)
PM->add(P);
+ else
+ delete P;
if (StopAfter == PassID)
Stopped = true;
if (StartAfter == PassID)