From 148dae4ebd37e9936bb4a2aec867383455b9f432 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sigrid=20Solveig=20Hafl=C3=ADnud=C3=B3ttir?=
 <ftrvxmtrx@gmail.com>
Date: Wed, 29 Dec 2021 18:33:23 +0100
Subject: [PATCH] fix a few "set and not used" warnings

---
 src/uxnasm.c | 2 +-
 src/uxnemu.c | 5 ++---
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/uxnasm.c b/src/uxnasm.c
index 39009a7..7fd2f12 100644
--- a/src/uxnasm.c
+++ b/src/uxnasm.c
@@ -236,7 +236,7 @@ doinclude(const char *filename)
 static int
 parse(char *w, FILE *f)
 {
-	int i = 0;
+	int i;
 	char word[64], subw[64], c;
 	Macro *m;
 	if(slen(w) >= 63)
diff --git a/src/uxnemu.c b/src/uxnemu.c
index b8e45a9..690584b 100644
--- a/src/uxnemu.c
+++ b/src/uxnemu.c
@@ -137,7 +137,6 @@ redraw(Uxn *u)
 static int
 init(void)
 {
-	SDL_Joystick *gGameController;
 	SDL_AudioSpec as;
 	SDL_zero(as);
 	as.freq = SAMPLE_FREQUENCY;
@@ -157,7 +156,7 @@ init(void)
 	audio_id = SDL_OpenAudioDevice(NULL, 0, &as, NULL, 0);
 	if(!audio_id)
 		error("sdl_audio", SDL_GetError());
-	if(SDL_NumJoysticks() > 0 && !(gGameController = SDL_JoystickOpen(0)))
+	if(SDL_NumJoysticks() > 0 && SDL_JoystickOpen(0) == NULL)
 		error("sdl_joystick", SDL_GetError());
 	stdin_event = SDL_RegisterEvents(1);
 	audio0_event = SDL_RegisterEvents(POLYPHONY);
@@ -429,7 +428,7 @@ run(Uxn *u)
 	redraw(u);
 	while(!devsystem->dat[0xf]) {
 		SDL_Event event;
-		double elapsed, begin = 0;
+		double elapsed, begin;
 		if(!BENCH)
 			begin = SDL_GetPerformanceCounter();
 		while(SDL_PollEvent(&event) != 0) {