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Cleanup, no functionality change. 

llvm-svn: 86351
This commit is contained in:
Anders Carlsson 2009-11-07 07:18:14 +00:00
parent c0a3561f0f
commit 2889e0e72c
1 changed files with 8 additions and 4 deletions
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12
clang/lib/Sema/SemaDecl.cpp
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@ -384,6 +384,12 @@ bool Sema::isDeclInScope(NamedDecl *&D, DeclContext *Ctx, Scope *S) {
return IdResolver.isDeclInScope(D, Ctx, Context, S);
}
static bool ShouldDiagnoseUnusedDecl(const NamedDecl *D) {
return (!D->isUsed() && !D->hasAttr<UnusedAttr>() && isa<VarDecl>(D) &&
!isa<ParmVarDecl>(D) && !isa<ImplicitParamDecl>(D) &&
D->getDeclContext()->isFunctionOrMethod());
}
void Sema::ActOnPopScope(SourceLocation Loc, Scope *S) {
if (S->decl_empty()) return;
assert((S->getFlags() & (Scope::DeclScope | Scope::TemplateParamScope)) &&
@ -400,10 +406,8 @@ void Sema::ActOnPopScope(SourceLocation Loc, Scope *S) {
if (!D->getDeclName()) continue;
// Diagnose unused variables in this scope.
if (!D->isUsed() && !D->hasAttr<UnusedAttr>() && isa<VarDecl>(D) &&
!isa<ParmVarDecl>(D) && !isa<ImplicitParamDecl>(D) &&
D->getDeclContext()->isFunctionOrMethod())
Diag(D->getLocation(), diag::warn_unused_variable) << D->getDeclName();
if (ShouldDiagnoseUnusedDecl(D))
Diag(D->getLocation(), diag::warn_unused_variable) << D->getDeclName();
// Remove this name from our lexical scope.
IdResolver.RemoveDecl(D);