Split -Winvalid-command-line-argument into -Wignored-optimization-argument

Reviewers: rsmith, nlewycky

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D4636

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@213817 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/Basic/DiagnosticDriverKinds.td

@@ -124,7 +124,7 @@ def warn_O4_is_O3 : Warning<"-O4 is equivalent to -O3">, InGroup<Deprecated>;
 def warn_drv_optimization_value : Warning<"optimization level '%0' is not supported; using '%1%2' instead">,
   InGroup<InvalidCommandLineArgument>;
 def warn_ignored_gcc_optimization : Warning<"optimization flag '%0' is not supported">,
-  InGroup<InvalidCommandLineArgument>;
+  InGroup<IgnoredOptimizationArgument>;
 def warn_c_kext : Warning<
   "ignoring -fapple-kext which is valid for C++ and Objective-C++ only">;
 def warn_drv_input_file_unused : Warning<

include/clang/Basic/DiagnosticGroups.td

@@ -383,7 +383,9 @@ def UnnamedTypeTemplateArgs : DiagGroup<"unnamed-type-template-args",
 def UnsupportedFriend : DiagGroup<"unsupported-friend">;
 def UnusedArgument : DiagGroup<"unused-argument">;
 def UnusedCommandLineArgument : DiagGroup<"unused-command-line-argument">;
-def InvalidCommandLineArgument : DiagGroup<"invalid-command-line-argument">;
+def IgnoredOptimizationArgument : DiagGroup<"ignored-optimization-argument">;
+def InvalidCommandLineArgument : DiagGroup<"invalid-command-line-argument",
+                                           [IgnoredOptimizationArgument]>;
 def UnusedComparison : DiagGroup<"unused-comparison">;
 def UnusedExceptionParameter : DiagGroup<"unused-exception-parameter">;
 def UnneededInternalDecl : DiagGroup<"unneeded-internal-declaration">;

test/Driver/clang_f_opts.c

@@ -230,6 +230,9 @@
 // RUN:     %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING1 %s
 // RUN: %clang -### -finline-limit -Wno-invalid-command-line-argument                   \
 // RUN:     %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING2 %s
+// RUN: %clang -### -finline-limit \
+// RUN:     -Winvalid-command-line-argument -Wno-ignored-optimization-argument          \
+// RUN:     %s 2>&1 | FileCheck --check-prefix=CHECK-NO-WARNING2 %s
 // CHECK-NO-WARNING1-NOT: optimization flag '-finline-limit=1000' is not supported
 // CHECK-NO-WARNING2-NOT: optimization flag '-finline-limit' is not supported