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Check that sret is only used on pointers to types

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with a size, like byval.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46207 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands 2008-01-21 11:28:49 +00:00
parent 53d4afcee9
commit 333e8be5e8
1 changed files with 2 additions and 2 deletions
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4
lib/VMCore/ParameterAttributes.cpp
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@ -202,8 +202,8 @@ uint16_t ParamAttr::typeIncompatible (const Type *Ty) {
if (const PointerType *PTy = dyn_cast<PointerType>(Ty)) {
if (!PTy->getElementType()->isSized())
// The byval attribute only applies to pointers to types with a size.
Incompatible |= ParamAttr::ByVal;
// The byval and sret attributes only apply to pointers to sized types.
Incompatible |= ByVal | StructRet;
} else {
// Attributes that only apply to pointers.
Incompatible |= ByVal | Nest | NoAlias | StructRet;