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authorYury Gribov <tetra2005@gmail.com>2018-09-26 10:42:41 +0000
committerYury Gribov <tetra2005@gmail.com>2018-09-26 10:42:41 +0000
commit67572004df09bb342fc8ef92be96b5963071b3a6 (patch)
tree24934cbd2803ffc5f552ea0abc6a50be9b68ddbe /llvm/lib/CodeGen/RegisterPressure.cpp
parentf755e687fce0485e3117ef843ee7a27991cc5b1b (diff)
downloadbcm5719-llvm-67572004df09bb342fc8ef92be96b5963071b3a6.tar.gz
bcm5719-llvm-67572004df09bb342fc8ef92be96b5963071b3a6.zip
Fixes removal of dead elements from PressureDiff (PR37252).
Reviewed By: MatzeB Differential Revision: https://reviews.llvm.org/D51495 llvm-svn: 343090
Diffstat (limited to 'llvm/lib/CodeGen/RegisterPressure.cpp')
-rw-r--r--llvm/lib/CodeGen/RegisterPressure.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/RegisterPressure.cpp b/llvm/lib/CodeGen/RegisterPressure.cpp
index 51414de518f..1099e468e88 100644
--- a/llvm/lib/CodeGen/RegisterPressure.cpp
+++ b/llvm/lib/CodeGen/RegisterPressure.cpp
@@ -681,8 +681,7 @@ void PressureDiff::addPressureChange(unsigned RegUnit, bool IsDec,
PressureDiff::iterator J;
for (J = std::next(I); J != E && J->isValid(); ++J, ++I)
*I = *J;
- if (J != E)
- *I = *J;
+ *I = PressureChange();
}
}
}
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