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Attributes noinline alwaysinline are incompatible

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56939 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2008-10-01 23:41:25 +00:00
parent 4ae641f4d1
commit 7c31085b1c
3 changed files with 21 additions and 4 deletions
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5
include/llvm/Attributes.h
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@ -60,10 +60,11 @@ const Attributes ReturnOnly = NoReturn | NoUnwind | ReadNone | ReadOnly;
const Attributes VarArgsIncompatible = StructRet; const Attributes VarArgsIncompatible = StructRet;
/// @brief Attributes that are mutually incompatible. /// @brief Attributes that are mutually incompatible.
const Attributes MutuallyIncompatible[3] = { const Attributes MutuallyIncompatible[4] = {
ByVal | InReg | Nest | StructRet, ByVal | InReg | Nest | StructRet,
ZExt | SExt, ZExt | SExt,
ReadNone | ReadOnly ReadNone | ReadOnly,
NoInline | AlwaysInline
}; };
/// @brief Which attributes cannot be applied to a type. /// @brief Which attributes cannot be applied to a type.

17
lib/VMCore/Verifier.cpp
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@ -475,6 +475,23 @@ void Verifier::VerifyFunctionAttrs(const FunctionType *FT,
if (Attr.Attrs & Attribute::StructRet) if (Attr.Attrs & Attribute::StructRet)
Assert1(Attr.Index == 1, "Attribute sret not on first parameter!", V); Assert1(Attr.Index == 1, "Attribute sret not on first parameter!", V);
} }
Attributes FAttrs = Attrs.getFnAttributes();
for (unsigned i = 0;
i < array_lengthof(Attribute::MutuallyIncompatible); ++i) {
Attributes MutI = FAttrs & Attribute::MutuallyIncompatible[i];
Assert1(!(MutI & (MutI - 1)), "Attributes " +
Attribute::getAsString(MutI) + " are incompatible!", V);
}
Attributes RAttrs = Attrs.getRetAttributes();
for (unsigned i = 0;
i < array_lengthof(Attribute::MutuallyIncompatible); ++i) {
Attributes MutI = RAttrs & Attribute::MutuallyIncompatible[i];
Assert1(!(MutI & (MutI - 1)), "Attributes " +
Attribute::getAsString(MutI) + " are incompatible!", V);
}
} }
static bool VerifyAttributeCount(const AttrListPtr &Attrs, unsigned Params) { static bool VerifyAttributeCount(const AttrListPtr &Attrs, unsigned Params) {

3
test/Assembler/2008-09-02-FunctionNotes2.ll
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@ -1,6 +1,5 @@
; Test function notes ; Test function notes
; RUN: not llvm-as %s -o /dev/null -f |& grep "only one inline note" ; RUN: not llvm-as %s -o /dev/null -f |& grep "Attributes noinline alwaysinline are incompatible"
; XFAIL: *
define void @fn1() alwaysinline noinline { define void @fn1() alwaysinline noinline {
ret void ret void
} }