Improve unreachable code warnings for with respect to compound

assignments. llvm-svn: 94086
2010-01-21 17:31:41 +00:00
parent d182431968
commit 14781509fd
2 changed files with 11 additions and 0 deletions
--- a/clang/lib/Sema/SemaChecking.cpp
+++ b/clang/lib/Sema/SemaChecking.cpp
@@ -2102,6 +2102,12 @@ static SourceLocation GetUnreachableLoc(CFGBlock &b, SourceRange &R1,
    R1 = UO->getSubExpr()->getSourceRange();
    return UO->getOperatorLoc();
  }
+  case Expr::CompoundAssignOperatorClass: {
+    const CompoundAssignOperator *CAO = cast<CompoundAssignOperator>(S);
+    R1 = CAO->getLHS()->getSourceRange();
+    R2 = CAO->getRHS()->getSourceRange();
+    return CAO->getOperatorLoc();
+  }
  case Stmt::CXXTryStmtClass: {
    return cast<CXXTryStmt>(S)->getHandler(0)->getCatchLoc();
  }