add test, remove option

Author: bob80905

include/dxc/Support/HLSLOptions.td

@@ -317,8 +317,6 @@ def print_before_all : Flag<["-", "/"], "print-before-all">, Group<hlslcomp_Grou
   HelpText<"Print LLVM IR before each pass.">;
 def print_before : Separate<["-", "/"], "print-before">, Group<hlslcomp_Group>, Flags<[CoreOption, HelpHidden]>,
   HelpText<"Print LLVM IR before a specific pass. May be specificied multiple times.">;
-def select_validator : Separate<["-", "/"], "select-validator">, Group<hlslcomp_Group>, Flags<[CoreOption, HelpHidden]>,
-  HelpText<"Select validator: auto: (default) use DXIL.dll if found, otherwise use internal;  internal: internal non-signing validator;  external: use DXIL.dll if found, otherwise fail compilation.">;
 def print_after_all : Flag<["-", "/"], "print-after-all">, Group<hlslcomp_Group>, Flags<[CoreOption, HelpHidden]>,
   HelpText<"Print LLVM IR after each pass.">;
 def print_after : Separate<["-", "/"], "print-after">, Group<hlslcomp_Group>, Flags<[CoreOption, HelpHidden]>,

tools/clang/test/Parser/deprecated-select-validator.hlsl

@@ -0,0 +1,14 @@
+// Test that the deprecated option, select-validator, doesn't work.
+// RUN: not %dxc -E main -T vs_6_7 -select-validator internal %s 2>&1 | FileCheck %s
+
+// CHECK: dxc failed : Unknown argument: '-select-validator'
+
+float4 main(int loc : SV_StartVertexLocation
+           , uint loc2 : SV_StartInstanceLocation
+           ) : SV_Position
+{
+    float4 r = 0;
+    r += loc;
+    r += loc2;
+    return r;
+}