Driver: When linking, don't warn about unused arguments which are obviously only
used during compilation.
- There is no easy way to define this group properly, unfortunately, and maybe
this is a losing strategy. For now this is unambiguous more friendly, though.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@91940 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index 182f7bc..247e1f5 100644
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -17,23 +17,27 @@
/////////
// Groups
-def I_Group : OptionGroup<"<I group>">;
-def M_Group : OptionGroup<"<M group>">;
+// Meta-group which defines
+def CompileOnly_Group : OptionGroup<"<CompileOnly group>">;
+
+def I_Group : OptionGroup<"<I group>">, Group<CompileOnly_Group>;
+def M_Group : OptionGroup<"<M group>">, Group<CompileOnly_Group>;
def T_Group : OptionGroup<"<T group>">;
-def O_Group : OptionGroup<"<O group>">;
-def W_Group : OptionGroup<"<W group>">;
+def O_Group : OptionGroup<"<O group>">, Group<CompileOnly_Group>;
+def W_Group : OptionGroup<"<W group>">, Group<CompileOnly_Group>;
def X_Group : OptionGroup<"<X group>">;
def a_Group : OptionGroup<"<a group>">;
def d_Group : OptionGroup<"<d group>">;
-def f_Group : OptionGroup<"<f group>">;
+def f_Group : OptionGroup<"<f group>">, Group<CompileOnly_Group>;
def g_Group : OptionGroup<"<g group>">;
-def i_Group : OptionGroup<"<i group>">;
+def i_Group : OptionGroup<"<i group>">, Group<CompileOnly_Group>;
def clang_i_Group : OptionGroup<"<clang i group>">, Group<i_Group>;
-def m_Group : OptionGroup<"<m group>">;
-def m_x86_Features_Group : OptionGroup<"<m x86 features group>">;
+def m_Group : OptionGroup<"<m group>">, Group<CompileOnly_Group>;
+def m_x86_Features_Group : OptionGroup<"<m x86 features group>">, Group<m_Group>;
def u_Group : OptionGroup<"<u group>">;
-def pedantic_Group : OptionGroup<"<pedantic group>">;
+def pedantic_Group : OptionGroup<"<pedantic group>">,
+ Group<CompileOnly_Group>;
// Temporary groups for clang options which we know we don't support,
// but don't want to verbosely warn the user about.
@@ -116,7 +120,7 @@
def B : JoinedOrSeparate<"-B">, Flags<[Unsupported]>;
def CC : Flag<"-CC">;
def C : Flag<"-C">;
-def D : JoinedOrSeparate<"-D">;
+def D : JoinedOrSeparate<"-D">, Group<CompileOnly_Group>;
def E : Flag<"-E">, Flags<[DriverOption]>,
HelpText<"Only run the preprocessor">;
def F : JoinedOrSeparate<"-F">;
@@ -152,7 +156,7 @@
def Tdata : JoinedOrSeparate<"-Tdata">, Group<T_Group>;
def Ttext : JoinedOrSeparate<"-Ttext">, Group<T_Group>;
def T : JoinedOrSeparate<"-T">, Group<T_Group>;
-def U : JoinedOrSeparate<"-U">;
+def U : JoinedOrSeparate<"-U">, Group<CompileOnly_Group>;
def V : JoinedOrSeparate<"-V">, Flags<[DriverOption, Unsupported]>;
def Wa_COMMA : CommaJoined<"-Wa,">,
HelpText<"Pass the comma separated arguments in <arg> to the assembler">,