SemaStmtAttr.cpp revision 234973
1234973Sdim//===--- SemaStmtAttr.cpp - Statement Attribute Handling ------------------===// 2234973Sdim// 3234973Sdim// The LLVM Compiler Infrastructure 4234973Sdim// 5234973Sdim// This file is distributed under the University of Illinois Open Source 6234973Sdim// License. See LICENSE.TXT for details. 7234973Sdim// 8234973Sdim//===----------------------------------------------------------------------===// 9234973Sdim// 10234973Sdim// This file implements stmt-related attribute processing. 11234973Sdim// 12234973Sdim//===----------------------------------------------------------------------===// 13234973Sdim 14234973Sdim#include "clang/Sema/SemaInternal.h" 15234973Sdim#include "TargetAttributesSema.h" 16234973Sdim#include "clang/AST/ASTContext.h" 17234973Sdim#include "clang/Basic/SourceManager.h" 18234973Sdim#include "clang/Sema/DelayedDiagnostic.h" 19234973Sdim#include "clang/Sema/Lookup.h" 20234973Sdim#include "llvm/ADT/StringExtras.h" 21234973Sdimusing namespace clang; 22234973Sdimusing namespace sema; 23234973Sdim 24234973Sdim 25234973Sdimstatic Attr *ProcessStmtAttribute(Sema &S, Stmt *St, const AttributeList &A) { 26234973Sdim switch (A.getKind()) { 27234973Sdim default: 28234973Sdim // if we're here, then we parsed an attribute, but didn't recognize it as a 29234973Sdim // statement attribute => it is declaration attribute 30234973Sdim S.Diag(A.getRange().getBegin(), diag::warn_attribute_invalid_on_stmt) << 31234973Sdim A.getName()->getName(); 32234973Sdim return 0; 33234973Sdim } 34234973Sdim} 35234973Sdim 36234973SdimStmtResult Sema::ProcessStmtAttributes(Stmt *S, AttributeList *AttrList, 37234973Sdim SourceRange Range) { 38234973Sdim AttrVec Attrs; 39234973Sdim for (const AttributeList* l = AttrList; l; l = l->getNext()) { 40234973Sdim if (Attr *a = ProcessStmtAttribute(*this, S, *l)) 41234973Sdim Attrs.push_back(a); 42234973Sdim } 43234973Sdim 44234973Sdim if (Attrs.empty()) 45234973Sdim return S; 46234973Sdim 47234973Sdim return ActOnAttributedStmt(Range.getBegin(), Attrs, S); 48234973Sdim} 49