Fix warnings in optimized compile.

cmd/menu/history.c

@@ -51,6 +51,7 @@ history_dump(const char *path, int max) {
 	Item *h, *first;
 	int i, n, fd;
 
+	SET(first);
 	if(fork() != 0)
 		return;
 

cmd/menu/menu.c

@@ -138,6 +138,7 @@ _menu_draw(bool draw) {
 	pad = (font->height & ~1);
 
 	rd = r;
+	rp = ZR; // SET(rp)
 	if (prompt) {
 		if (!promptw)
 			promptw = textwidth(font, prompt) + 2 * ltwidth;

cmd/wmii/_util.c

@@ -141,11 +141,11 @@ _backtrace(int pid, char *btarg) {
 	int fd[3], p[2];
 	int status, cmdfd;
 
+	gdbcmd = estrdup("/tmp/gdbcmd.XXXXXX");
 	if(pipe(p) < 0)
 		goto done;
 	closeexec(p[0]);
 
-	gdbcmd = estrdup("/tmp/gdbcmd.XXXXXX");
 	cmdfd = mkstemp(gdbcmd);
 	if(cmdfd < 0)
 		goto done;

cmd/wmii/bar.c

@@ -90,6 +90,7 @@ bar_create(Bar **bp, const char *name) {
 	strlcat(b->buf, " ", sizeof(b->buf));
 	strlcat(b->buf, b->text, sizeof(b->buf));
 	
+	SET(i);
 	for(sp=screens; (s = *sp); sp++) {
 		i = bp - s->bar;
 		if(i < nelem(s->bar))

cmd/wmii/mouse.c

@@ -219,6 +219,7 @@ mouse_resizecolframe(Frame *f, Align align) {
 
 	v = selview;
 	d = divs;
+	SET(a);
 	foreach_column(v, s, a) {
 		if(a == f->area)
 			break;

cmd/wmii/screen.c

@@ -87,6 +87,7 @@ leastthing(Rectangle rect, int direction, Vector_ptr *vec, Rectangle (*key)(void
 	int i, best, d;
 
 	SET(d);
+	SET(best);
 	for(i=0; i < vec->n; i++) {
 		p = vec->ary[i];
 		r = key(p);
@@ -112,7 +113,7 @@ leastthing(Rectangle rect, int direction, Vector_ptr *vec, Rectangle (*key)(void
 void*
 findthing(Rectangle rect, int direction, Vector_ptr *vec, Rectangle (*key)(void*), bool wrap) {
 	Rectangle isect;
-	Rectangle r, bestisect, bestr;
+	Rectangle r, bestisect = {0,}, bestr = {0,};
 	void *best, *p;
 	int i, n;
 

cmd/wmiir.c

@@ -260,6 +260,7 @@ xls(int argc, char *argv[]) {
 		usage();
 	}ARGEND;
 
+	count = 0;
 	file = EARGF(usage());
 	do {
 		stat = ixp_stat(client, file);