Cleanup for WARNS 2.

4 files changed, 3 insertions, 4 deletions

diff --git a/lib/libthread_db/Makefile b/lib/libthread_db/Makefile
index 6114f9d..e08bb0d 100644
--- a/lib/libthread_db/Makefile
+++ b/lib/libthread_db/Makefile
@@ -9,7 +9,7 @@ SRCS+=	libpthread_md.c
 SRCS+=	libpthread_db.c
 SRCS+=	libthr_db.c
 INCS=	thread_db.h
-WARNS?= 1
+WARNS?= 2
 
 CFLAGS+=-I. -I${.CURDIR}
 SYM_MAPS+=${.CURDIR}/Symbol.map
diff --git a/lib/libthread_db/arch/arm/libpthread_md.c b/lib/libthread_db/arch/arm/libpthread_md.c
index a444598..88a804f 100644
--- a/lib/libthread_db/arch/arm/libpthread_md.c
+++ b/lib/libthread_db/arch/arm/libpthread_md.c
@@ -97,7 +97,6 @@ pt_fpreg_to_ucontext(const struct fpreg *r, ucontext_t *uc)
 void
 pt_ucontext_to_fpreg(const ucontext_t *uc, struct fpreg *r)
 {
-	const mcontext_t *mc = &uc->uc_mcontext;
 
 	/* XXX */
 	memset(r, 0, sizeof(*r));
@@ -113,4 +112,5 @@ pt_reg_sstep(struct reg *reg, int step)
 {
 
 	/* XXX */
+	return (0);
 }
diff --git a/lib/libthread_db/arch/powerpc/libpthread_md.c b/lib/libthread_db/arch/powerpc/libpthread_md.c
index a8a95bd..955cc8e 100644
--- a/lib/libthread_db/arch/powerpc/libpthread_md.c
+++ b/lib/libthread_db/arch/powerpc/libpthread_md.c
@@ -80,4 +80,5 @@ pt_reg_sstep(struct reg *reg, int step)
 {
 
 	/* XXX */
+	return (0);
 }
diff --git a/lib/libthread_db/thread_db.c b/lib/libthread_db/thread_db.c
index 6daea63..f129a1e 100644
--- a/lib/libthread_db/thread_db.c
+++ b/lib/libthread_db/thread_db.c
@@ -50,7 +50,6 @@ td_init(void)
 {
 	td_err_e ret, tmp;
 	struct ta_ops *ops_p, **ops_pp;
-	size_t i;
 
 	ret = 0;
 	SET_FOREACH(ops_pp, __ta_ops) {
@@ -104,7 +103,6 @@ td_ta_map_lwp2thr(const td_thragent_t *ta, lwpid_t lwpid, td_thrhandle_t *th)
 td_err_e
 td_ta_new(struct ps_prochandle *ph, td_thragent_t **pta)
 {
-	size_t i;
 	struct ta_ops *ops_p, **ops_pp;
 
 	SET_FOREACH(ops_pp, __ta_ops) {