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Verify function attributes.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57020 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2008-10-03 17:50:00 +00:00
parent 17a82eaeb6
commit 6d1b8a5911
2 changed files with 7 additions and 3 deletions
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4
include/llvm/Attributes.h
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@ -53,8 +53,8 @@ const Attributes Alignment = 0xffff<<16; ///< Alignment of parameter (16 bits)
/// @brief Attributes that only apply to function parameters.
const Attributes ParameterOnly = ByVal | Nest | StructRet;
/// @brief Attributes that only apply to function return values.
const Attributes ReturnOnly = NoReturn | NoUnwind | ReadNone | ReadOnly;
/// @brief Attributes that only apply to function.
const Attributes FunctionOnly = NoReturn | NoUnwind | ReadNone | ReadOnly;
/// @brief Parameter attributes that do not apply to vararg call arguments.
const Attributes VarArgsIncompatible = StructRet;

6
lib/VMCore/Verifier.cpp
View File

@ -416,7 +416,7 @@ void Verifier::VerifyAttrs(Attributes Attrs, const Type *Ty,
Assert1(!RetI, "Attribute " + Attribute::getAsString(RetI) +
" does not apply to return values!", V);
} else {
Attributes ParmI = Attrs & Attribute::ReturnOnly;
Attributes ParmI = Attrs & Attribute::FunctionOnly;
Assert1(!ParmI, "Attribute " + Attribute::getAsString(ParmI) +
" only applies to return values!", V);
}
@ -477,6 +477,10 @@ void Verifier::VerifyFunctionAttrs(const FunctionType *FT,
}
Attributes FAttrs = Attrs.getFnAttributes();
Assert1(!(FAttrs & (!Attribute::FunctionOnly)),
"Attribute " + Attribute::getAsString(FAttrs) +
" does not apply to function!", V);
for (unsigned i = 0;
i < array_lengthof(Attribute::MutuallyIncompatible); ++i) {
Attributes MutI = FAttrs & Attribute::MutuallyIncompatible[i];