Differential D133520 Diff 458910 clang/lib/Sema/DeclSpec.cpp

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clang/lib/Sema/DeclSpec.cpp

Show First 20 Lines • Show All 233 Lines • ▼ Show 20 Lines	DeclaratorChunk DeclaratorChunk::getFunction(bool hasProto,

// new[] a parameter array if needed.		// new[] a parameter array if needed.
if (NumParams) {		if (NumParams) {
// If the 'InlineParams' in Declarator is unused and big enough, put our		// If the 'InlineParams' in Declarator is unused and big enough, put our
// parameter list there (in an effort to avoid new/delete traffic). If it		// parameter list there (in an effort to avoid new/delete traffic). If it
// is already used (consider a function returning a function pointer) or too		// is already used (consider a function returning a function pointer) or too
// small (function with too many parameters), go to the heap.		// small (function with too many parameters), go to the heap.
if (!TheDeclarator.InlineStorageUsed &&		if (!TheDeclarator.InlineStorageUsed &&
NumParams <= llvm::array_lengthof(TheDeclarator.InlineParams)) {		NumParams <= std::size(TheDeclarator.InlineParams)) {
I.Fun.Params = TheDeclarator.InlineParams;		I.Fun.Params = TheDeclarator.InlineParams;
new (I.Fun.Params) ParamInfo[NumParams];		new (I.Fun.Params) ParamInfo[NumParams];
I.Fun.DeleteParams = false;		I.Fun.DeleteParams = false;
TheDeclarator.InlineStorageUsed = true;		TheDeclarator.InlineStorageUsed = true;
} else {		} else {
I.Fun.Params = new DeclaratorChunk::ParamInfo[NumParams];		I.Fun.Params = new DeclaratorChunk::ParamInfo[NumParams];
I.Fun.DeleteParams = true;		I.Fun.DeleteParams = true;
}		}
▲ Show 20 Lines • Show All 52 Lines • ▼ Show 20 Lines	void Declarator::setDecompositionBindings(
Range.setEnd(RSquareLoc);		Range.setEnd(RSquareLoc);

// We're now past the identifier.		// We're now past the identifier.
SetIdentifier(nullptr, LSquareLoc);		SetIdentifier(nullptr, LSquareLoc);
Name.EndLocation = RSquareLoc;		Name.EndLocation = RSquareLoc;

// Allocate storage for bindings and stash them away.		// Allocate storage for bindings and stash them away.
if (Bindings.size()) {		if (Bindings.size()) {
if (!InlineStorageUsed &&		if (!InlineStorageUsed && Bindings.size() <= std::size(InlineBindings)) {
Bindings.size() <= llvm::array_lengthof(InlineBindings)) {
BindingGroup.Bindings = InlineBindings;		BindingGroup.Bindings = InlineBindings;
BindingGroup.DeleteBindings = false;		BindingGroup.DeleteBindings = false;
InlineStorageUsed = true;		InlineStorageUsed = true;
} else {		} else {
BindingGroup.Bindings =		BindingGroup.Bindings =
new DecompositionDeclarator::Binding[Bindings.size()];		new DecompositionDeclarator::Binding[Bindings.size()];
BindingGroup.DeleteBindings = true;		BindingGroup.DeleteBindings = true;
}		}
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