Extend this check for const unsigned char *.

Approved by:    rpaulo (mentor)

1 files changed, 6 insertions, 2 deletions

diff --git a/contrib/llvm/tools/clang/lib/Sema/SemaChecking.cpp b/contrib/llvm/tools/clang/lib/Sema/SemaChecking.cpp
index 9c2606e..3429d86 100644
--- a/contrib/llvm/tools/clang/lib/Sema/SemaChecking.cpp
+++ b/contrib/llvm/tools/clang/lib/Sema/SemaChecking.cpp
@@ -1519,10 +1519,14 @@ CheckPrintfHandler::HandlePrintfSpecifier(const analyze_printf::PrintfSpecifier
     // Now type check the data expression that matches the
     // format specifier.
     const Expr *Ex = getDataArg(argIndex);
+    QualType Pointee = S.Context.UnsignedCharTy;
+    Pointee.addConst();
+    QualType constType = (CS.getKind() == ConversionSpecifier::bArg) ? S.Context.IntTy : S.Context.getPointerType(Pointee);
     QualType type = (CS.getKind() == ConversionSpecifier::bArg) ? S.Context.IntTy : S.Context.getPointerType(S.Context.UnsignedCharTy);
-    //const analyze_printf::ArgTypeResult &ATR = S.Context.IntTy;
+    const analyze_printf::ArgTypeResult &ConstATR = constType;
     const analyze_printf::ArgTypeResult &ATR = type;
-    if (ATR.isValid() && !ATR.matchesType(S.Context, Ex->getType()))
+    if (ATR.isValid() && !ATR.matchesType(S.Context, Ex->getType()) &&
+        !ConstATR.matchesType(S.Context, Ex->getType()))
       S.Diag(getLocationOfByte(CS.getStart()),
              diag::warn_printf_conversion_argument_type_mismatch)
         << ATR.getRepresentativeType(S.Context) << Ex->getType()