Update to r103179.

Start calling this 2.8.r* since 2.7 has shipped.

Add support for FreeBSD printf format extensions.[0]

Submitted by:	rdivacky [0]

1 files changed, 45 insertions, 0 deletions

diff --git a/devel/llvm-devel/files/patch-tools_clang_lib_Sema_SemaChecking.cpp b/devel/llvm-devel/files/patch-tools_clang_lib_Sema_SemaChecking.cpp
new file mode 100644
index 000000000000..32917b92b8d0
--- /dev/null
+++ b/devel/llvm-devel/files/patch-tools_clang_lib_Sema_SemaChecking.cpp
@@ -0,0 +1,45 @@
+
+$FreeBSD$
+
+--- tools/clang/lib/Sema/SemaChecking.cpp.orig
++++ tools/clang/lib/Sema/SemaChecking.cpp
+@@ -1275,6 +1275,39 @@
+     CoveredArgs.set(argIndex);
+   }
+ 
++  // FreeBSD extensions
++  if (CS.getKind() == ConversionSpecifier::bArg || CS.getKind() == ConversionSpecifier::DArg) { 
++     // claim the second argument
++     CoveredArgs.set(argIndex + 1);
++
++    // Now type check the data expression that matches the
++    // format specifier.
++    const Expr *Ex = getDataArg(argIndex);
++    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 &ATR = type;
++    if (ATR.isValid() && !ATR.matchesType(S.Context, Ex->getType()))
++      S.Diag(getLocationOfByte(CS.getStart()),
++             diag::warn_printf_conversion_argument_type_mismatch)
++        << ATR.getRepresentativeType(S.Context) << Ex->getType()
++        << getFormatSpecifierRange(startSpecifier, specifierLen)
++        << Ex->getSourceRange();
++
++    // Now type check the data expression that matches the
++    // format specifier.
++    Ex = getDataArg(argIndex + 1);
++    const analyze_printf::ArgTypeResult &ATR2 = ArgTypeResult::CStrTy;
++    if (ATR2.isValid() && !ATR2.matchesType(S.Context, Ex->getType()))
++      S.Diag(getLocationOfByte(CS.getStart()),
++             diag::warn_printf_conversion_argument_type_mismatch)
++        << ATR2.getRepresentativeType(S.Context) << Ex->getType()
++        << getFormatSpecifierRange(startSpecifier, specifierLen)
++        << Ex->getSourceRange();
++
++     return true;
++  }
++  // END OF FREEBSD EXTENSIONS
++
+   // Check for using an Objective-C specific conversion specifier
+   // in a non-ObjC literal.
+   if (!IsObjCLiteral && CS.isObjCArg()) {