Copy changes from the no-history fork, generated back in 2023

Original commit message:
> commit f138311d2d2e0cc9ba0496d523bb46f2c1c9fb73
> Author: rtk0c <[email protected]>
> Date:   Wed Sep 20 23:58:58 2023 -0700
>
>     Copy from the PlasticSCM repo, replace vendored glm wtih conan

In reality, this also introduced a few uncommitted changes in the
original PlasticSCM repo. See the modified and new files in this patch.

2 files changed, 0 insertions, 32 deletions

diff --git a/3rdparty/glm/source/test/bug/CMakeLists.txt b/3rdparty/glm/source/test/bug/CMakeLists.txt
deleted file mode 100644
index 26e8569..0000000
--- a/3rdparty/glm/source/test/bug/CMakeLists.txt
+++ /dev/null
@@ -1 +0,0 @@
-glmCreateTestGTC(bug_ms_vec_static)
diff --git a/3rdparty/glm/source/test/bug/bug_ms_vec_static.cpp b/3rdparty/glm/source/test/bug/bug_ms_vec_static.cpp
deleted file mode 100644
index 7f44e40..0000000
--- a/3rdparty/glm/source/test/bug/bug_ms_vec_static.cpp
+++ /dev/null
@@ -1,31 +0,0 @@
-#include <glm/glm.hpp>
-
-#if GLM_CONFIG_ANONYMOUS_STRUCT == GLM_ENABLE
-struct vec2;
-
-struct _swizzle
-{
-	char _buffer[1];
-};
-
-struct vec2
-{
-	GLM_CONSTEXPR vec2() :
-		x(0), y(0)
-	{}
-
-	union
-	{
-		struct { float x, y; };
-		struct { _swizzle xx; };
-	};
-};
-#endif
-
-// Visual C++ has a bug generating the error: fatal error C1001: An internal error has occurred in the compiler.
-// vec2 Bar;
-
-int main()
-{
-	return 0;
-}