From a18e7767f3ab7b310b9dc2e9181ea2bc50461748 Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Thu, 25 Jan 2018 10:25:50 +0100
Subject: [PATCH] Fix some unreferenced local variable warnings

---
 gfx/common/d3d12_common.c     | 4 ++--
 gfx/drivers/d3d11.c           | 1 -
 gfx/drivers/d3d12.c           | 6 +++---
 gfx/drivers/d3d9.c            | 3 +--
 gfx/drivers_font/d3d11_font.c | 3 +--
 5 files changed, 7 insertions(+), 10 deletions(-)

diff --git a/gfx/common/d3d12_common.c b/gfx/common/d3d12_common.c
index abe3aec3c8..7ec2db3a4e 100644
--- a/gfx/common/d3d12_common.c
+++ b/gfx/common/d3d12_common.c
@@ -1,4 +1,4 @@
-/*  RetroArch - A frontend for libretro.
+/*  RetroArch - A frontend for libretro.
  *  Copyright (C) 2014-2018 - Ali Bouhlel
  *
  *  RetroArch is free software: you can redistribute it and/or modify it under the terms
@@ -599,7 +599,7 @@ DXGI_FORMAT d3d12_get_closest_match(
       D3D12Device device, DXGI_FORMAT desired_format, D3D12_FORMAT_SUPPORT1 desired_format_support)
 {
    DXGI_FORMAT* format = dxgi_get_format_fallback_list(desired_format);
-   UINT         format_support;
+
    while (*format != DXGI_FORMAT_UNKNOWN)
    {
       D3D12_FEATURE_DATA_FORMAT_SUPPORT format_support = { *format };
diff --git a/gfx/drivers/d3d11.c b/gfx/drivers/d3d11.c
index b7d3a33d97..869df71024 100644
--- a/gfx/drivers/d3d11.c
+++ b/gfx/drivers/d3d11.c
@@ -43,7 +43,6 @@ static void d3d11_set_filtering(void* data, unsigned index, bool smooth)
 static void d3d11_gfx_set_rotation(void* data, unsigned rotation)
 {
    math_matrix_4x4  rot;
-   math_matrix_4x4* mvp;
    d3d11_video_t*   d3d11 = (d3d11_video_t*)data;
 
    if (!d3d11)
diff --git a/gfx/drivers/d3d12.c b/gfx/drivers/d3d12.c
index 16dde9ce33..608dc5a3bd 100644
--- a/gfx/drivers/d3d12.c
+++ b/gfx/drivers/d3d12.c
@@ -172,14 +172,14 @@ static bool d3d12_gfx_frame(
 
    if (d3d12->resize_chain)
    {
-      int i;
+      unsigned i;
 
-      for (int i = 0; i < countof(d3d12->chain.renderTargets); i++)
+      for (i = 0; i < countof(d3d12->chain.renderTargets); i++)
          Release(d3d12->chain.renderTargets[i]);
 
       DXGIResizeBuffers(d3d12->chain.handle, 0, 0, 0, 0, 0);
 
-      for (int i = 0; i < countof(d3d12->chain.renderTargets); i++)
+      for (i = 0; i < countof(d3d12->chain.renderTargets); i++)
       {
          DXGIGetSwapChainBuffer(d3d12->chain.handle, i, &d3d12->chain.renderTargets[i]);
          D3D12CreateRenderTargetView(
diff --git a/gfx/drivers/d3d9.c b/gfx/drivers/d3d9.c
index 7c59a52580..b4f337c595 100644
--- a/gfx/drivers/d3d9.c
+++ b/gfx/drivers/d3d9.c
@@ -1,4 +1,4 @@
-/*  RetroArch - A frontend for libretro.
+/*  RetroArch - A frontend for libretro.
  *  Copyright (C) 2010-2014 - Hans-Kristian Arntzen
  *  Copyright (C) 2011-2017 - Daniel De Matteis
  *  Copyright (C) 2012-2014 - OV2
@@ -722,7 +722,6 @@ static void d3d9_set_viewport(void *data,
       bool force_full,
       bool allow_rotate)
 {
-   D3DVIEWPORT9 viewport;
    int x               = 0;
    int y               = 0;
    d3d_video_t *d3d = (d3d_video_t*)data;
diff --git a/gfx/drivers_font/d3d11_font.c b/gfx/drivers_font/d3d11_font.c
index 0d49496485..558d396ddd 100644
--- a/gfx/drivers_font/d3d11_font.c
+++ b/gfx/drivers_font/d3d11_font.c
@@ -1,4 +1,4 @@
-/*  RetroArch - A frontend for libretro.
+/*  RetroArch - A frontend for libretro.
  *  Copyright (C) 2014-2018 - Ali Bouhlel
  *
  *  RetroArch is free software: you can redistribute it and/or modify it under the terms
@@ -36,7 +36,6 @@ typedef struct
 static void*
 d3d11_font_init_font(void* data, const char* font_path, float font_size, bool is_threaded)
 {
-   uint32_t       i;
    d3d11_video_t* d3d11 = (d3d11_video_t*)data;
    d3d11_font_t*  font  = (d3d11_font_t*)calloc(1, sizeof(*font));