Temporary fix to make GoogleTest compile. (#3922)

.appveyor.yml

@@ -46,7 +46,8 @@ install:
 
 before_build:
   - git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers.git external/spirv-headers
-  - git clone --depth=1 https://github.com/google/googletest.git external/googletest
+  - git clone https://github.com/google/googletest.git external/googletest
+  - cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
   - git clone --depth=1 https://github.com/google/effcee.git external/effcee
   - git clone --depth=1 https://github.com/google/re2.git external/re2
   # Set path and environment variables for the current Visual Studio version

kokoro/android/build.sh

@@ -35,7 +35,8 @@ export TOOLCHAIN_PATH=$PWD/android-cmake/android.toolchain.cmake
 
 cd $SRC
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2
 

kokoro/check-format/build.sh

@@ -31,7 +31,8 @@ export PATH=$PWD/clang+llvm-5.0.0-linux-x86_64-ubuntu14.04/bin:$PATH
 
 cd $SRC
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2
 curl -L http://llvm.org/svn/llvm-project/cfe/trunk/tools/clang-format/clang-format-diff.py -o utils/clang-format-diff.py;

kokoro/linux-clang-release-bazel/build.sh

@@ -26,7 +26,8 @@ SRC=$PWD/github/SPIRV-Tools
 
 cd $SRC
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2
 

kokoro/macos-clang-release-bazel/build.sh

@@ -26,7 +26,8 @@ SRC=$PWD/github/SPIRV-Tools
 
 cd $SRC
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2
 

kokoro/ndk-build/build.sh

@@ -34,7 +34,8 @@ export ANDROID_NDK=/opt/android-ndk-r15c
 # Get the dependencies.
 cd $SRC
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2
 

kokoro/scripts/linux/build.sh

@@ -68,7 +68,8 @@ export PATH="$PWD:$PATH"
 
 cd $SRC
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2
 git clone --depth=1 --branch v3.13.0 https://github.com/protocolbuffers/protobuf external/protobuf

kokoro/scripts/macos/build.sh

@@ -32,7 +32,8 @@ export PATH="$PWD:$PATH"
 
 cd $SRC
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2
 git clone --depth=1 --branch v3.13.0 https://github.com/protocolbuffers/protobuf external/protobuf

kokoro/scripts/windows/build.bat

@@ -26,7 +26,8 @@ set PATH=C:\python36;%PATH%
 
 cd %SRC%
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2
 git clone --depth=1 --branch v3.13.0 https://github.com/protocolbuffers/protobuf external/protobuf

kokoro/windows-msvc-2015-release-bazel/build.bat

@@ -24,7 +24,8 @@ set PATH=C:\python36;%PATH%
 :: Get dependencies
 cd %SRC%
 git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
-git clone --depth=1 https://github.com/google/googletest          external/googletest
+git clone https://github.com/google/googletest          external/googletest
+cd external && cd googletest && git reset --hard 1fb1bb23bb8418dc73a5a9a82bbed31dc610fec7 && cd .. && cd ..
 git clone --depth=1 https://github.com/google/effcee              external/effcee
 git clone --depth=1 https://github.com/google/re2                 external/re2