diff options
Diffstat (limited to 'clang/lib')
| -rw-r--r-- | clang/lib/Sema/SemaExpr.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp index 11bd323011f..32d3e06e3ea 100644 --- a/clang/lib/Sema/SemaExpr.cpp +++ b/clang/lib/Sema/SemaExpr.cpp @@ -1809,6 +1809,9 @@ Sema::ActOnArraySubscriptExpr(Scope *S, ExprArg Base, SourceLocation LLoc, return ExprError(Diag(LLoc, diag::err_typecheck_subscript_not_integer) << IndexExpr->getSourceRange()); + if (IndexExpr->getType()->isCharType() && !IndexExpr->isTypeDependent()) + Diag(LLoc, diag::warn_subscript_is_char) << IndexExpr->getSourceRange(); + // C99 6.5.2.1p1: "shall have type "pointer to *object* type". Similarly, // C++ [expr.sub]p1: The type "T" shall be a completely-defined object // type. Note that Functions are not objects, and that (in C99 parlance) |
