diff options
Diffstat (limited to 'clang/lib/Sema/SemaStmt.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaStmt.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/clang/lib/Sema/SemaStmt.cpp b/clang/lib/Sema/SemaStmt.cpp index db314fa50c6..a2daa18d45b 100644 --- a/clang/lib/Sema/SemaStmt.cpp +++ b/clang/lib/Sema/SemaStmt.cpp @@ -157,12 +157,15 @@ void Sema::DiagnoseUnusedExprResult(const Stmt *S) { const Expr *E = dyn_cast_or_null<Expr>(S); if (!E) return; + SourceLocation ExprLoc = E->IgnoreParens()->getExprLoc(); + if (SourceMgr.isInSystemMacro(ExprLoc) || + SourceMgr.isMacroBodyExpansion(ExprLoc)) + return; const Expr *WarnExpr; SourceLocation Loc; SourceRange R1, R2; - if (SourceMgr.isInSystemMacro(E->getExprLoc()) || - !E->isUnusedResultAWarning(WarnExpr, Loc, R1, R2, Context)) + if (!E->isUnusedResultAWarning(WarnExpr, Loc, R1, R2, Context)) return; // If this is a GNU statement expression expanded from a macro, it is probably |
