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diff --git a/3rdparty/bgfx/3rdparty/spirv-tools/test/util/bit_vector_test.cpp b/3rdparty/bgfx/3rdparty/spirv-tools/test/util/bit_vector_test.cpp
deleted file mode 100644
index 8d967f8f93d..00000000000
--- a/3rdparty/bgfx/3rdparty/spirv-tools/test/util/bit_vector_test.cpp
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@@ -1,164 +0,0 @@
-// Copyright (c) 2017 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include <vector>
-
-#include "gmock/gmock.h"
-
-#include "source/util/bit_vector.h"
-
-namespace spvtools {
-namespace utils {
-namespace {
-
-using BitVectorTest = ::testing::Test;
-
-TEST(BitVectorTest, Initialize) {
- BitVector bvec;
-
- // Checks that all values are 0. Also tests checking a bit past the end of
- // the vector containing the bits.
- for (int i = 1; i < 10000; i *= 2) {
- EXPECT_FALSE(bvec.Get(i));
- }
-}
-
-TEST(BitVectorTest, Set) {
- BitVector bvec;
-
- // Since 10,000 is larger than the initial size, this tests the resizing
- // code.
- for (int i = 3; i < 10000; i *= 2) {
- bvec.Set(i);
- }
-
- // Check that bits that were not set are 0.
- for (int i = 1; i < 10000; i *= 2) {
- EXPECT_FALSE(bvec.Get(i));
- }
-
- // Check that bits that were set are 1.
- for (int i = 3; i < 10000; i *= 2) {
- EXPECT_TRUE(bvec.Get(i));
- }
-}
-
-TEST(BitVectorTest, SetReturnValue) {
- BitVector bvec;
-
- // Make sure |Set| returns false when the bit was not set.
- for (int i = 3; i < 10000; i *= 2) {
- EXPECT_FALSE(bvec.Set(i));
- }
-
- // Make sure |Set| returns true when the bit was already set.
- for (int i = 3; i < 10000; i *= 2) {
- EXPECT_TRUE(bvec.Set(i));
- }
-}
-
-TEST(BitVectorTest, Clear) {
- BitVector bvec;
- for (int i = 3; i < 10000; i *= 2) {
- bvec.Set(i);
- }
-
- // Check that the bits were properly set.
- for (int i = 3; i < 10000; i *= 2) {
- EXPECT_TRUE(bvec.Get(i));
- }
-
- // Clear all of the bits except for bit 3.
- for (int i = 6; i < 10000; i *= 2) {
- bvec.Clear(i);
- }
-
- // Make sure bit 3 was not cleared.
- EXPECT_TRUE(bvec.Get(3));
-
- // Make sure all of the other bits that were set have been cleared.
- for (int i = 6; i < 10000; i *= 2) {
- EXPECT_FALSE(bvec.Get(i));
- }
-}
-
-TEST(BitVectorTest, ClearReturnValue) {
- BitVector bvec;
- for (int i = 3; i < 10000; i *= 2) {
- bvec.Set(i);
- }
-
- // Make sure |Clear| returns true if the bit was set.
- for (int i = 3; i < 10000; i *= 2) {
- EXPECT_TRUE(bvec.Clear(i));
- }
-
- // Make sure |Clear| returns false if the bit was not set.
- for (int i = 3; i < 10000; i *= 2) {
- EXPECT_FALSE(bvec.Clear(i));
- }
-}
-
-TEST(BitVectorTest, SimpleOrTest) {
- BitVector bvec1;
- bvec1.Set(3);
- bvec1.Set(4);
-
- BitVector bvec2;
- bvec2.Set(2);
- bvec2.Set(4);
-
- // Check that |bvec1| changed when doing the |Or| operation.
- EXPECT_TRUE(bvec1.Or(bvec2));
-
- // Check that the values are all correct.
- EXPECT_FALSE(bvec1.Get(0));
- EXPECT_FALSE(bvec1.Get(1));
- EXPECT_TRUE(bvec1.Get(2));
- EXPECT_TRUE(bvec1.Get(3));
- EXPECT_TRUE(bvec1.Get(4));
-}
-
-TEST(BitVectorTest, ResizingOrTest) {
- BitVector bvec1;
- bvec1.Set(3);
- bvec1.Set(4);
-
- BitVector bvec2;
- bvec2.Set(10000);
-
- // Similar to above except with a large value to test resizing.
- EXPECT_TRUE(bvec1.Or(bvec2));
- EXPECT_FALSE(bvec1.Get(0));
- EXPECT_FALSE(bvec1.Get(1));
- EXPECT_FALSE(bvec1.Get(2));
- EXPECT_TRUE(bvec1.Get(3));
- EXPECT_TRUE(bvec1.Get(10000));
-}
-
-TEST(BitVectorTest, SubsetOrTest) {
- BitVector bvec1;
- bvec1.Set(3);
- bvec1.Set(4);
-
- BitVector bvec2;
- bvec2.Set(3);
-
- // |Or| returns false if |bvec1| does not change.
- EXPECT_FALSE(bvec1.Or(bvec2));
-}
-
-} // namespace
-} // namespace utils
-} // namespace spvtools