Driver: hoist `-fno-rtti-data` to a driver flag

This is needed for building with the GNU driver (`clang++`) when
targeting Windows and using msvcprt.  This flag is the equivalent of
`/GR-`.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@326469 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/clang/Driver/CC1Options.td b/include/clang/Driver/CC1Options.td
index f8672188d2567d53232cd296fbd7430d3c73bb6a..97c996d23f48e06259c42063d0f872a80ae1c4b8 100644 (file)
--- a/include/clang/Driver/CC1Options.td
+++ b/include/clang/Driver/CC1Options.td
@@ -707,8 +707,6 @@ def fobjc_subscripting_legacy_runtime : Flag<["-"], "fobjc-subscripting-legacy-r
   HelpText<"Allow Objective-C array and dictionary subscripting in legacy runtime">;
 def vtordisp_mode_EQ : Joined<["-"], "vtordisp-mode=">,
   HelpText<"Control vtordisp placement on win32 targets">;
-def fno_rtti_data : Flag<["-"], "fno-rtti-data">,
-  HelpText<"Control emission of RTTI data">;
 def fnative_half_type: Flag<["-"], "fnative-half-type">,
   HelpText<"Use the native half type for __fp16 instead of promoting to float">;
 def fnative_half_arguments_and_returns : Flag<["-"], "fnative-half-arguments-and-returns">,

diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index 3aadfcbde6cdb0ee5fea77acd264144aa6903b3e..f8ef5a210d3762fe5de3bfa345cb8a6c930581c0 100644 (file)
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -1315,6 +1315,8 @@ def fno_operator_names : Flag<["-"], "fno-operator-names">, Group<f_Group>,
 def fno_pascal_strings : Flag<["-"], "fno-pascal-strings">, Group<f_Group>;
 def fno_rtti : Flag<["-"], "fno-rtti">, Group<f_Group>, Flags<[CC1Option]>,
   HelpText<"Disable generation of rtti information">;
+def fno_rtti_data : Flag<["-"], "fno-rtti-data">, Group<f_Group>, Flags<[CC1Option]>,
+  HelpText<"Control emission of RTTI data">;
 def fno_short_enums : Flag<["-"], "fno-short-enums">, Group<f_Group>;
 def fno_show_column : Flag<["-"], "fno-show-column">, Group<f_Group>, Flags<[CC1Option]>,
   HelpText<"Do not include column number on diagnostics">;

diff --git a/test/Driver/fno-rtti-data.cpp b/test/Driver/fno-rtti-data.cpp
new file mode 100644 (file)
index 0000000..cc2d5b6
--- /dev/null
+++ b/test/Driver/fno-rtti-data.cpp
@@ -0,0 +1,2 @@
+// RUN: %clang -### -fno-rtti-data %s 2>&1 | FileCheck %s
+// CHECK: -fno-rtti-data