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path: root/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
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Diffstat (limited to 'lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp')
-rw-r--r--lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp b/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
index 3cab795bae..2ae3286829 100644
--- a/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
+++ b/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
@@ -270,6 +270,7 @@ FunctionLoweringInfo::GetLiveOutRegInfo(unsigned Reg, unsigned BitWidth) {
return NULL;
if (BitWidth > LOI->KnownZero.getBitWidth()) {
+ LOI->NumSignBits = 1;
LOI->KnownZero = LOI->KnownZero.zextOrTrunc(BitWidth);
LOI->KnownOne = LOI->KnownOne.zextOrTrunc(BitWidth);
}