dep: Add googletest

dep/CMakeLists.txt

@@ -1,5 +1,6 @@
 add_subdirectory(cubeb)
 add_subdirectory(glad)
+add_subdirectory(googletest)
 add_subdirectory(imgui)
 add_subdirectory(libcue)
 add_subdirectory(simpleini)

dep/googletest/googletest.vcxproj

@@ -95,6 +95,7 @@
     <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>NotSet</CharacterSet>
+    <SpectreMitigation>false</SpectreMitigation>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseLTCG|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
@@ -102,6 +103,7 @@
     <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>NotSet</CharacterSet>
+    <SpectreMitigation>false</SpectreMitigation>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
@@ -109,6 +111,7 @@
     <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>NotSet</CharacterSet>
+    <SpectreMitigation>false</SpectreMitigation>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='ReleaseLTCG|x64'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
@@ -116,6 +119,7 @@
     <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>NotSet</CharacterSet>
+    <SpectreMitigation>false</SpectreMitigation>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">