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Don't create zero sized stack objects even for array allocas with a zero

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number of elements.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23219 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-09-02 18:41:28 +00:00
parent 1e9de3ed2d
commit fd88f64934
1 changed files with 2 additions and 1 deletions
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3
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -150,7 +150,8 @@ FunctionLoweringInfo::FunctionLoweringInfo(TargetLowering &tli,
// TargetData. It serves primarily to 8-byte align doubles for X86.
if (Align < TySize && TySize <= 8) Align = TySize;
TySize *= CUI->getValue(); // Get total allocated size.
if (CUI->getValue()) // Don't produce zero sized stack objects
TySize *= CUI->getValue(); // Get total allocated size.
StaticAllocaMap[AI] =
MF.getFrameInfo()->CreateStackObject((unsigned)TySize, Align);
}