Unused variable cleanups

gfx/common/d3d9_common.c

@@ -1340,7 +1340,6 @@ void d3d9_calculate_rect(d3d9_video_t *d3d,
       bool force_full,
       bool allow_rotate)
 {
-   float device_aspect   = (float)*width / *height;
    settings_t *settings  = config_get_ptr();
    bool video_scale_integer    = settings->bools.video_scale_integer;
    struct video_viewport vp;
@@ -1376,7 +1375,6 @@ void d3d9_calculate_rect(d3d9_video_t *d3d,
 void d3d9_set_rotation(void *data, unsigned rot)
 {
    d3d9_video_t        *d3d = (d3d9_video_t*)data;
-   struct video_ortho ortho = {0, 1, 0, 1, -1, 1};
 
    if (!d3d)
       return;
@@ -1466,7 +1464,6 @@ static bool d3d9_overlay_load(void *data,
       const void *image_data, unsigned num_images)
 {
    unsigned i, y;
-   overlay_t *new_overlays            = NULL;
    d3d9_video_t *d3d                  = (d3d9_video_t*)data;
    const struct texture_image *images = (const struct texture_image*)
       image_data;

gfx/display_servers/dispserv_win32.c

@@ -152,7 +152,6 @@ static bool win32_display_server_set_window_opacity(
 {
 #ifdef HAVE_WINDOW_TRANSP
    HWND              hwnd = win32_get_window();
-   dispserv_win32_t *serv = (dispserv_win32_t*)data;
    /* Set window transparency on Windows 2000 and above */
    if (opacity < 100)
    {

gfx/drivers/d3d9hlsl.c

@@ -294,7 +294,6 @@ static void gfx_display_d3d9_hlsl_draw_pipeline(
       gfx_display_t *p_disp,
       void *data, unsigned video_width, unsigned video_height)
 {
-   static float t                    = 0;
    video_coord_array_t *ca           = NULL;
 
    if (!draw)

gfx/drivers/gdi_gfx.c

@@ -489,7 +489,6 @@ static void *gdi_init(const video_info_t *video,
       input_driver_t **input, void **input_data)
 {
    unsigned full_x, full_y;
-   void *ctx_data                       = NULL;
    unsigned mode_width = 0, mode_height = 0;
    unsigned win_width  = 0, win_height  = 0;
    unsigned temp_width = 0, temp_height = 0;
@@ -901,7 +900,6 @@ static void gdi_set_video_mode(void *data, unsigned width, unsigned height,
 static uintptr_t gdi_load_texture(void *video_data, void *data,
       bool threaded, enum texture_filter_type filter_type)
 {
-   void *tmpdata               = NULL;
    gdi_texture_t *texture      = NULL;
    struct texture_image *image = (struct texture_image*)data;
 

gfx/drivers/gl1.c

@@ -1211,9 +1211,6 @@ static void gl1_set_viewport(gl1_t *gl1,
       bool force_full, bool allow_rotate)
 {
    settings_t *settings     = config_get_ptr();
-   unsigned height          = gl1->video_height;
-   int x                    = 0;
-   int y                    = 0;
    float device_aspect      = (float)vp_width / vp_height;
 
    if (gl1->ctx_driver->translate_aspect)
@@ -2125,7 +2122,6 @@ static uintptr_t gl1_load_texture(void *video_data, void *data,
 #ifdef HAVE_THREADS
    if (threaded)
    {
-      gl1_t                   *gl1 = (gl1_t*)video_data;
       custom_command_method_t func = video_texture_load_wrap_gl1;
 
       return video_thread_texture_handle(data, func);

gfx/drivers_font/d3d9x_w32_font.c

@@ -223,8 +223,6 @@ static void d3d9x_win32_font_render_msg(
    else
    {
       settings_t *settings     = config_get_ptr();
-      float video_msg_pos_x    = settings->floats.video_msg_pos_x;
-      float video_msg_pos_y    = settings->floats.video_msg_pos_y;
       float video_msg_color_r  = settings->floats.video_msg_color_r;
       float video_msg_color_g  = settings->floats.video_msg_color_g;
       float video_msg_color_b  = settings->floats.video_msg_color_b;

gfx/video_crt_switch.c

@@ -158,8 +158,6 @@ static void crt_switch_set_aspect(
 static bool crt_sr2_init(videocrt_switch_t *p_switch,
       int monitor_index, unsigned int crt_mode, unsigned int super_width)
 {
-   char *mode;
-   const char *err_msg;
    char index[10];
    gfx_ctx_ident_t gfxctx;
    char ra_config_path[PATH_MAX_LENGTH];

input/drivers/test_input.c

@@ -72,13 +72,8 @@ typedef struct
 
 static input_test_step_t input_test_steps[MAX_TEST_STEPS];
 
-static unsigned current_frame         = 0;
-static unsigned next_teststep_frame   = 0;
 static unsigned current_test_step     = 0;
 static unsigned last_test_step        = MAX_TEST_STEPS + 1;
-static uint32_t input_state_validated = 0;
-static uint32_t combo_state_validated = 0;
-static bool     dump_state_blocked    = false;
 
 /************************************/
 /* JSON Helpers for test input file */
@@ -367,7 +362,6 @@ static void test_input_free_input(void *data)
 static void* test_input_init(const char *joypad_driver)
 {
    settings_t *settings = config_get_ptr();
-   unsigned i;
 
    RARCH_DBG("[Test input driver]: start\n");
 

input/drivers/winraw_input.c

@@ -328,8 +328,6 @@ static void winraw_update_mouse_state(winraw_input_t *wr,
       }
       else
       {
-         int bottom      = wr->prev_rect.bottom;
-         int right       = wr->prev_rect.right;
          wr->active_rect = wr->prev_rect;
          winraw_init_mouse_xy_mapping(wr);
          wr->rect_delay  = 0;

input/drivers_joypad/test_joypad.c

@@ -72,13 +72,8 @@ typedef struct
 
 static input_test_step_t input_test_steps[MAX_TEST_STEPS];
 
-static uint32_t current_frame         = 0;
-static uint32_t next_teststep_frame   = 0;
 static unsigned current_test_step     = 0;
 static unsigned last_test_step        = MAX_TEST_STEPS + 1;
-static uint32_t input_state_validated = 0;
-static uint32_t combo_state_validated = 0;
-static bool     dump_state_blocked    = false;
 
 /************************************/
 /* JSON Helpers for test input file */
@@ -344,7 +339,6 @@ static void *test_joypad_init(void *data)
 
 static int32_t test_joypad_button(unsigned port_num, uint16_t joykey)
 {
-   int16_t ret                          = 0;
    if (port_num >= DEFAULT_MAX_PADS)
       return 0;
    if (joykey < NUM_BUTTONS)

input/drivers_joypad/xinput_hybrid_joypad.c

@@ -468,7 +468,10 @@ static void *xinput_joypad_init(void *data)
          int32_t dinput_index = 0;
          bool success         = dinput_joypad_get_vidpid_from_xinput_index((int32_t)PAD_INDEX_TO_XUSER_INDEX(j), (int32_t*)&vid, (int32_t*)&pid,
 			 (int32_t*)&dinput_index);
+
          /* On success, found VID/PID from dinput index */
+         if (!success)
+            continue;
 
          input_autoconfigure_connect(
                name,

runahead.c

@@ -200,7 +200,6 @@ void runahead_secondary_core_destroy(void *data)
 
 static char *get_tmpdir_alloc(const char *override_dir)
 {
-   const char *src    = NULL;
    char *path         = NULL;
 #ifdef _WIN32
 #ifdef LEGACY_WIN32