From 5e7099598901e038e477dc84df355b2a770ef498 Mon Sep 17 00:00:00 2001
From: Alibek Omarov <a1ba.omarov@gmail.com>
Date: Wed, 13 May 2026 11:12:33 +0500
Subject: [PATCH] ref: gl: more maybe unused stuff

---
 ref/gl/gl_image.c  |  4 ++--
 ref/gl/gl_opengl.c | 24 +++++++++++-------------
 2 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/ref/gl/gl_image.c b/ref/gl/gl_image.c
index 68d0df88..7da56351 100644
--- a/ref/gl/gl_image.c
+++ b/ref/gl/gl_image.c
@@ -922,8 +922,8 @@ static void GL_TextureImageRAW( gl_texture_t *tex, GLint side, GLint level, GLin
 
 static void GL_TextureImageCompressed( gl_texture_t *tex, GLint side, GLint level, GLint width, GLint height, GLint depth, size_t size, const void *data )
 {
-	GLuint	cubeTarget = GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB;
-	qboolean	subImage = FBitSet( tex->flags, TF_IMG_UPLOADED );
+	GLuint   cubeTarget MAYBE_UNUSED = GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB;
+	qboolean subImage MAYBE_UNUSED = FBitSet( tex->flags, TF_IMG_UPLOADED );
 
 	Assert( tex != NULL );
 
diff --git a/ref/gl/gl_opengl.c b/ref/gl/gl_opengl.c
index 6583c16e..d9936274 100644
--- a/ref/gl/gl_opengl.c
+++ b/ref/gl/gl_opengl.c
@@ -200,14 +200,14 @@ static const dllfunc_t multitexturefuncs[] =
 { GL_CALL( glClientActiveTextureARB ) },
 };
 
-static const dllfunc_t texture3dextfuncs[] =
+static const dllfunc_t texture3dextfuncs[] MAYBE_UNUSED =
 {
 { GL_CALL( glTexImage3D ) },
 { GL_CALL( glTexSubImage3D ) },
 { GL_CALL( glCopyTexSubImage3D ) },
 };
 
-static const dllfunc_t texturecompressionfuncs[] =
+static const dllfunc_t texturecompressionfuncs[] MAYBE_UNUSED =
 {
 { GL_CALL( glCompressedTexImage3DARB ) },
 { GL_CALL( glCompressedTexImage2DARB ) },
@@ -232,17 +232,17 @@ static const dllfunc_t vbofuncs[] =
 { GL_CALL( glBufferSubDataARB ) },
 };
 
-static const dllfunc_t multisampletexfuncs[] =
+static const dllfunc_t multisampletexfuncs[] MAYBE_UNUSED =
 {
 { GL_CALL(glTexImage2DMultisample) },
 };
 
-static const dllfunc_t drawrangeelementsfuncs[] =
+static const dllfunc_t drawrangeelementsfuncs[] MAYBE_UNUSED =
 {
 { GL_CALL( glDrawRangeElements ) },
 };
 
-static const dllfunc_t drawrangeelementsextfuncs[] =
+static const dllfunc_t drawrangeelementsextfuncs[] MAYBE_UNUSED =
 {
 { GL_CALL( glDrawRangeElementsEXT ) },
 };
@@ -271,7 +271,7 @@ static const dllfunc_t bufferstoragefuncs[] =
 { GL_CALL( glBufferStorage ) },
 };
 
-static const dllfunc_t shaderobjectsfuncs[] =
+static const dllfunc_t shaderobjectsfuncs[] MAYBE_UNUSED =
 {
 { GL_CALL( glDeleteObjectARB ) },
 { GL_CALL( glGetHandleARB ) },
@@ -472,18 +472,16 @@ GL_CheckExtension
 */
 static qboolean GL_CheckExtension( const char *name, const dllfunc_t *funcs, size_t num_funcs, const char *cvarname, int r_ext, float minver )
 {
-	size_t i;
-	cvar_t *parm = NULL;
-	const char *extensions_string;
-	char desc[MAX_VA_STRING];
-	float glver = (float)glConfig.version_major + glConfig.version_minor / 10.0f;
+	const float glver = (float)glConfig.version_major + glConfig.version_minor / 10.0f;
 
 	gEngfuncs.Con_Reportf( "%s: %s ", __func__, name );
 	GL_SetExtension( r_ext, true );
 
+	cvar_t *parm = NULL;
 	if( cvarname )
 	{
 		// system config disable extensions
+		char desc[MAX_VA_STRING];
 		Q_snprintf( desc, sizeof( desc ), CVAR_GLCONFIG_DESCRIPTION, name );
 		parm = gEngfuncs.Cvar_Get( cvarname, "1", FCVAR_GLCONFIG|FCVAR_READ_ONLY, desc );
 	}
@@ -495,7 +493,7 @@ static qboolean GL_CheckExtension( const char *name, const dllfunc_t *funcs, siz
 		return false; // nothing to process at
 	}
 
-	extensions_string = glConfig.extensions_string;
+	const char *extensions_string = glConfig.extensions_string;
 
 	if(( name[2] == '_' || name[3] == '_' ) && !Q_strstr( extensions_string, name ) && ( glver < minver  || !minver || !glver ) )
 	{
@@ -508,7 +506,7 @@ static qboolean GL_CheckExtension( const char *name, const dllfunc_t *funcs, siz
 	// clear exports
 	ClearExports( funcs, num_funcs );
 
-	for( i = 0; i < num_funcs; i++ )
+	for( size_t i = 0; i < num_funcs; i++ )
 	{
 		// functions are cleared before all the extensions are evaluated
 		if(( *(funcs[i].func) = (void *)gEngfuncs.GL_GetProcAddress( funcs[i].name )) == NULL )