From: Lionel Sambuc <lionel.sambuc@gmail.com>
Date: Sat, 23 Jan 2016 10:45:33 +0000 (+0100)
Subject: Fix ARM noassert builds -g/-O{s/0/1/2/3}
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/zlib_tech.html?a=commitdiff_plain;h=e1cdaee10649323af446eb1a74571984b2ab3181;p=minix.git

Fix ARM noassert builds -g/-O{s/0/1/2/3}

Also fixes ARM assert build -O3.

Change-Id: I52bda91308ecfa0e8b23c4140c38c49347cc10f7
---

diff --git a/crypto/external/bsd/netpgp/dist/src/netpgpverify/bignum.c b/crypto/external/bsd/netpgp/dist/src/netpgpverify/bignum.c
index f02b512d0..09148f483 100644
--- a/crypto/external/bsd/netpgp/dist/src/netpgpverify/bignum.c
+++ b/crypto/external/bsd/netpgp/dist/src/netpgpverify/bignum.c
@@ -4065,6 +4065,9 @@ fast_exponent_modulo(mp_int * G, mp_int * X, mp_int * P, mp_int * Y, int redmode
 	*/
 	int     (*redux)(mp_int*,mp_int*,mp_digit);
 
+#if defined(__minix)
+	mp = 0; /* LSC: Fix -Os compilation: -Werror=maybe-uninitialized */
+#endif /* defined(__minix) */
 	winsize = find_window_size(X);
 
 	/* init M array */
diff --git a/crypto/external/bsd/netpgp/lib/verify/Makefile b/crypto/external/bsd/netpgp/lib/verify/Makefile
index dd234f0d6..3e43b6969 100644
--- a/crypto/external/bsd/netpgp/lib/verify/Makefile
+++ b/crypto/external/bsd/netpgp/lib/verify/Makefile
@@ -19,6 +19,14 @@ SRCS+=tiger.c
 CPPFLAGS+=-I${.CURDIR} -I${EXTDIST}/src/netpgpverify
 MAN=libnetpgpverify.3
 WARNS=5
+#.if defined(__MINIX)
+#LSC: While Compiling with -O3:
+#<..>/lib/verify/../../dist/src/netpgpverify/bignum.c:802:5: error: assuming signed overflow does not occur when assuming that (X + c) < X is always false [-Werror=strict-overflow]
+#  if (olduse > ix) {
+#       ^
+#       cc1: all warnings being treated as errors
+CWARNFLAGS+= -Wno-strict-overflow
+#.endif # defined(__MINIX)
 
 EXTDIST=${.CURDIR}/../../dist
 .PATH: ${EXTDIST}/src/netpgpverify
diff --git a/external/bsd/atf/dist/atf-c/detail/fs.c b/external/bsd/atf/dist/atf-c/detail/fs.c
index 48b892136..f2c100d63 100644
--- a/external/bsd/atf/dist/atf-c/detail/fs.c
+++ b/external/bsd/atf/dist/atf-c/detail/fs.c
@@ -301,14 +301,21 @@ static
 void
 replace_contents(atf_fs_path_t *p, const char *buf)
 {
+#if !defined(NDEBUG) && defined(__minix)
     atf_error_t err;
 
     PRE(atf_dynstr_length(&p->m_data) == strlen(buf));
 
+#endif /* !defined(NDEBUG) && defined(__minix) */
     atf_dynstr_clear(&p->m_data);
-    err = atf_dynstr_append_fmt(&p->m_data, "%s", buf);
+#if !defined(NDEBUG) && defined(__minix)
+    err =
+#endif /* !defined(NDEBUG) && defined(__minix) */
+    	atf_dynstr_append_fmt(&p->m_data, "%s", buf);
 
+#if !defined(NDEBUG) && defined(__minix)
     INV(!atf_is_error(err));
+#endif /* !defined(NDEBUG) && defined(__minix) */
 }
 
 static
diff --git a/external/bsd/atf/dist/tools/process.cpp b/external/bsd/atf/dist/tools/process.cpp
index cdc6ee709..e06b5c5d2 100644
--- a/external/bsd/atf/dist/tools/process.cpp
+++ b/external/bsd/atf/dist/tools/process.cpp
@@ -115,7 +115,10 @@ detail::do_exec(void *v)
     if (ea->m_prehook != NULL)
         ea->m_prehook();
 
-    const int ret = const_execvp(ea->m_prog.c_str(), ea->m_argv.exec_argv());
+#if !defined(NDEBUG) && defined(__minix)
+    const int ret =
+#endif /* !defined(NDEBUG) && defined(__minix) */
+    	const_execvp(ea->m_prog.c_str(), ea->m_argv.exec_argv());
     const int errnocopy = errno;
     assert(ret == -1);
     std::cerr << "exec(" << ea->m_prog.str() << ") failed: "
diff --git a/external/bsd/atf/dist/tools/test-program.cpp b/external/bsd/atf/dist/tools/test-program.cpp
index c5d23be51..f8d2c95b7 100644
--- a/external/bsd/atf/dist/tools/test-program.cpp
+++ b/external/bsd/atf/dist/tools/test-program.cpp
@@ -254,7 +254,10 @@ static
 void
 prepare_child(const tools::fs::path& workdir)
 {
-    const int ret = ::setpgid(::getpid(), 0);
+#if !defined(NDEBUG) && defined(__minix)
+    const int ret =
+#endif /* !defined(NDEBUG) && defined(__minix) */
+    	::setpgid(::getpid(), 0);
     assert(ret != -1);
 
     ::umask(S_IWGRP | S_IWOTH);
diff --git a/external/bsd/atf/dist/tools/timers.cpp b/external/bsd/atf/dist/tools/timers.cpp
index d8ab976a6..fb4b9a0b1 100644
--- a/external/bsd/atf/dist/tools/timers.cpp
+++ b/external/bsd/atf/dist/tools/timers.cpp
@@ -113,12 +113,18 @@ impl::timer::timer(const unsigned int seconds) :
 
 impl::timer::~timer(void)
 {
+#if !defined(NDEBUG) && defined(__minix)
     int ret;
 
-    ret = ::timer_delete(m_pimpl->m_timer);
+    ret =
+#endif /* !defined(NDEBUG) && defined(__minix) */
+    	::timer_delete(m_pimpl->m_timer);
     assert(ret != -1);
 
-    ret = ::sigaction(SIGALRM, &m_pimpl->m_old_sa, NULL);
+#if !defined(NDEBUG) && defined(__minix)
+    ret =
+#endif /* !defined(NDEBUG) && defined(__minix) */
+    	::sigaction(SIGALRM, &m_pimpl->m_old_sa, NULL);
     assert(ret != -1);
 }
 
diff --git a/external/bsd/bzip2/dist/compress.c b/external/bsd/bzip2/dist/compress.c
index c3b862c0d..26d86d8ea 100644
--- a/external/bsd/bzip2/dist/compress.c
+++ b/external/bsd/bzip2/dist/compress.c
@@ -258,6 +258,10 @@ void sendMTFValues ( EState* s )
    UInt16 cost[BZ_N_GROUPS];
    Int32  fave[BZ_N_GROUPS];
 
+#if defined(__minix)
+   /* LSC: Fix -Os compilation: -Werror=maybe-uninitialized */
+   memset(cost, 0, sizeof(cost));
+#endif /* defined(__minix) */
    UInt16* mtfv = s->mtfv;
 
    if (s->verbosity >= 3)
diff --git a/external/bsd/kyua-cli/dist/utils/sanity.cpp b/external/bsd/kyua-cli/dist/utils/sanity.cpp
index 4d9656831..cfba6e99b 100644
--- a/external/bsd/kyua-cli/dist/utils/sanity.cpp
+++ b/external/bsd/kyua-cli/dist/utils/sanity.cpp
@@ -183,12 +183,16 @@ utils::sanity_failure(const assert_type type, const char* file,
 void
 utils::install_crash_handlers(const std::string& logfile_)
 {
+#if !defined(NDEBUG) && defined(__minix)
     static bool installed = false;
+#endif /* !defined(NDEBUG) && defined(__minix) */
     PRE(!installed);
     logfile = logfile_;
 
     for (const int* iter = &fatal_signals[0]; *iter != 0; iter++)
         install_one_crash_handler(*iter);
 
+#if !defined(NDEBUG) && defined(__minix)
     installed = true;
+#endif /* !defined(NDEBUG) && defined(__minix) */
 }
diff --git a/external/bsd/kyua-testers/dist/atf_list.c b/external/bsd/kyua-testers/dist/atf_list.c
index b6d46a8c9..71572dd93 100644
--- a/external/bsd/kyua-testers/dist/atf_list.c
+++ b/external/bsd/kyua-testers/dist/atf_list.c
@@ -257,6 +257,10 @@ parse_test_case(FILE* input, FILE* output, char* name)
            fgets_no_newline(line, sizeof(line), input) != NULL &&
            strcmp(line, "") != 0) {
         char* key; char* value;
+#if defined(__minix)
+	/* LSC: -Werror=maybe-uninitialized, with -O3 */
+	key = value = NULL;
+#endif /* defined(__minix) */
         error = parse_property(line, &key, &value);
         if (!kyua_error_is_set(error)) {
             const char* out_key = rewrite_property(key);
@@ -301,6 +305,10 @@ parse_tests(FILE* input, FILE* output)
 
     do {
         char* key; char* value;
+#if defined(__minix)
+	/* LSC: -Werror=maybe-uninitialized, with -O3 */
+	key = value = NULL;
+#endif /* defined(__minix) */
         error = parse_property(line, &key, &value);
         if (kyua_error_is_set(error))
             break;
diff --git a/external/bsd/libarchive/dist/libarchive/archive_read_support_format_mtree.c b/external/bsd/libarchive/dist/libarchive/archive_read_support_format_mtree.c
index 21d421e31..ef4fe8437 100644
--- a/external/bsd/libarchive/dist/libarchive/archive_read_support_format_mtree.c
+++ b/external/bsd/libarchive/dist/libarchive/archive_read_support_format_mtree.c
@@ -393,6 +393,9 @@ read_mtree(struct archive_read *a, struct mtree *mtree)
 	struct mtree_entry *last_entry;
 	int r;
 
+#if defined(__minix)
+	p = NULL; /* LSC: Fix -Os compilation: -Werror=maybe-uninitialized */
+#endif /* defined(__minix) */
 	mtree->archive_format = ARCHIVE_FORMAT_MTREE;
 	mtree->archive_format_name = "mtree";
 
diff --git a/external/bsd/mdocml/dist/mdoc_validate.c b/external/bsd/mdocml/dist/mdoc_validate.c
index 01aaa5f2d..e87936667 100644
--- a/external/bsd/mdocml/dist/mdoc_validate.c
+++ b/external/bsd/mdocml/dist/mdoc_validate.c
@@ -597,9 +597,12 @@ pre_bl(PRE_ARGS)
 	int		  i, comp, dup;
 	const char	 *offs, *width;
 	enum mdoc_list	  lt;
+#if !defined(NDEBUG) && defined(__minix)
 	struct mdoc_node *np;
+#endif /* !defined(NDEBUG) && defined(__minix) */
 
 	if (MDOC_BLOCK != n->type) {
+#if !defined(NDEBUG) && defined(__minix)
 		if (ENDBODY_NOT != n->end) {
 			assert(n->pending);
 			np = n->pending->parent;
@@ -609,6 +612,7 @@ pre_bl(PRE_ARGS)
 		assert(np);
 		assert(MDOC_BLOCK == np->type);
 		assert(MDOC_Bl == np->tok);
+#endif /* !defined(NDEBUG) && defined(__minix) */
 		return(1);
 	}
 
@@ -783,9 +787,12 @@ pre_bd(PRE_ARGS)
 	int		  i, dup, comp;
 	enum mdoc_disp 	  dt;
 	const char	 *offs;
+#if !defined(NDEBUG) && defined(__minix)
 	struct mdoc_node *np;
+#endif /* !defined(NDEBUG) && defined(__minix) */
 
 	if (MDOC_BLOCK != n->type) {
+#if !defined(NDEBUG) && defined(__minix)
 		if (ENDBODY_NOT != n->end) {
 			assert(n->pending);
 			np = n->pending->parent;
@@ -795,6 +802,7 @@ pre_bd(PRE_ARGS)
 		assert(np);
 		assert(MDOC_BLOCK == np->type);
 		assert(MDOC_Bd == np->tok);
+#endif /* !defined(NDEBUG) && defined(__minix) */
 		return(1);
 	}
 
diff --git a/external/bsd/nvi/dist/vi/vs_smap.c b/external/bsd/nvi/dist/vi/vs_smap.c
index 1289a819c..c332ce13f 100644
--- a/external/bsd/nvi/dist/vi/vs_smap.c
+++ b/external/bsd/nvi/dist/vi/vs_smap.c
@@ -582,6 +582,10 @@ vs_sm_up(SCR *sp, MARK *rp, db_recno_t count, scroll_t scmd, SMAP *smp)
 {
 	int cursor_set, echanged, zset;
 	SMAP *ssmp, s1, s2;
+#if defined(__minix)
+	/* LSC: -Werror=maybe-uninitialized, with -O3 */
+	ssmp = NULL;
+#endif /* defined(__minix) */
 
 	/*
 	 * Check to see if movement is possible.
diff --git a/external/bsd/pkg_install/dist/lib/vulnerabilities-file.c b/external/bsd/pkg_install/dist/lib/vulnerabilities-file.c
index e183689cc..1ee941a8a 100644
--- a/external/bsd/pkg_install/dist/lib/vulnerabilities-file.c
+++ b/external/bsd/pkg_install/dist/lib/vulnerabilities-file.c
@@ -450,6 +450,9 @@ parse_pkg_vuln(const char *input, size_t input_len, int check_sum)
 	size_t allocated_vulns;
 	int in_pgp_msg;
 
+#if defined(__minix)
+	next = NULL; /* LSC: Fix -Os compilation: -Werror=maybe-uninitialized */
+#endif /* defined(__minix) */
 	pv = xmalloc(sizeof(*pv));
 
 	allocated_vulns = pv->entries = 0;
diff --git a/external/bsd/tmux/dist/screen-redraw.c b/external/bsd/tmux/dist/screen-redraw.c
index 4b9c95e0b..621022a47 100644
--- a/external/bsd/tmux/dist/screen-redraw.c
+++ b/external/bsd/tmux/dist/screen-redraw.c
@@ -281,6 +281,10 @@ screen_redraw_draw_borders(struct client *c, int status, u_int top)
 	struct grid_cell	 active_gc, other_gc;
 	u_int		 	 i, j, type;
 
+#if defined(__minix)
+	/* LSC: -Werror=maybe-uninitialized while compiling with -O3 */
+	wp = NULL;
+#endif /* defined(__minix) */
 	style_apply(&other_gc, oo, "pane-border-style");
 	style_apply(&active_gc, oo, "pane-active-border-style");
 	active_gc.attr = other_gc.attr = GRID_ATTR_CHARSET;
diff --git a/external/bsd/top/dist/commands.c b/external/bsd/top/dist/commands.c
index 03418f184..c0dd6add3 100644
--- a/external/bsd/top/dist/commands.c
+++ b/external/bsd/top/dist/commands.c
@@ -477,6 +477,10 @@ renice_procs(char *str)
     int procnum;
     int uid;
 
+#if defined(__minix)
+    /* LSC: -Werror=maybe-uninitialized while compiling with -O3. */
+    prio = 0;
+#endif /* defined(__minix) */
     ERR_RESET;
     uid = getuid();
 
diff --git a/external/public-domain/sqlite/dist/sqlite3.c b/external/public-domain/sqlite/dist/sqlite3.c
index 7422cebbe..7a635c4b6 100644
--- a/external/public-domain/sqlite/dist/sqlite3.c
+++ b/external/public-domain/sqlite/dist/sqlite3.c
@@ -57331,6 +57331,14 @@ static int balance_nonroot(
         ** intkey b-tree, then cell i was a divider cell. */
         assert( j+1 < ArraySize(apCopy) );
         assert( j+1 < nOld );
+#if defined(__minix)
+	/*LSC: While compiling with -O3:
+	 * error: array subscript is above array bounds [-Werror=array-bounds]
+	 *          pOld = apCopy[++j];
+	 */
+	if (!(j+1 < ArraySize(apCopy)))
+		abort();
+#endif /* defined(__minix) */
         pOld = apCopy[++j];
         iNextOld = i + !leafData + pOld->nCell + pOld->nOverflow;
         if( pOld->nOverflow ){
@@ -140544,6 +140552,9 @@ SQLITE_PRIVATE void sqlite3Fts3Snippet(
       for(iRead=0; iRead<pTab->nColumn; iRead++){
         SnippetFragment sF = {0, 0, 0, 0};
         int iS;
+#if defined(__minix)
+        iS = 0; /* LSC: Fix -Os compilation: -Werror=maybe-uninitialized */
+#endif /* defined(__minix) */
         if( iCol>=0 && iRead!=iCol ) continue;
 
         /* Find the best snippet of nFToken tokens in column iRead. */
diff --git a/games/rogue/level.c b/games/rogue/level.c
index 4b95277bc..3cc4fb8d4 100644
--- a/games/rogue/level.c
+++ b/games/rogue/level.c
@@ -540,6 +540,10 @@ fill_it(int rn, boolean do_rec_de)
 	static short offsets[4] = {-1, 1, 3, -3};
 	boolean did_this = 0;
 
+#if defined(__minix)
+	/* LSC: maybe-uninitialized, when compiling with -O3 */
+	drow = dcol = 0;
+#endif /* defined(__minix)*/
 	for (i = 0; i < 10; i++) {
 		srow = get_rand(0, 3);
 		scol = get_rand(0, 3);
diff --git a/minix/lib/libdevman/generic.c b/minix/lib/libdevman/generic.c
index ca510c5c3..46bbbf727 100644
--- a/minix/lib/libdevman/generic.c
+++ b/minix/lib/libdevman/generic.c
@@ -103,7 +103,7 @@ int devman_add_device(struct devman_dev *dev)
 {
 	message msg;
 	int res;
-	size_t grant_size;
+	size_t grant_size = 0;
 	void *buf = serialize_dev(dev, &grant_size);
 
 	if (buf == NULL)
diff --git a/minix/lib/libsys/sef_liveupdate.c b/minix/lib/libsys/sef_liveupdate.c
index e326d28da..34e19ab45 100644
--- a/minix/lib/libsys/sef_liveupdate.c
+++ b/minix/lib/libsys/sef_liveupdate.c
@@ -241,7 +241,8 @@ static void sef_lu_state_change(int state, int flags)
   sef_lu_flags = flags;
   if(sef_lu_state == SEF_LU_STATE_NULL) {
       r = sys_statectl(SYS_STATE_CLEAR_IPC_FILTERS, 0, 0);
-      assert(r == OK);
+      if(r != OK)
+          panic("%s:%d: SYS_STATE_CLEAR_IPC_FILTERS failed\n", __func__, __LINE__);
   }
   if(old_state != sef_lu_state) {
       sef_lu_cbs.sef_cb_lu_state_changed(old_state, sef_lu_state);
diff --git a/minix/net/lwip/tcp.c b/minix/net/lwip/tcp.c
index 1f4fc3d14..adcfb12ce 100644
--- a/minix/net/lwip/tcp.c
+++ b/minix/net/lwip/tcp.c
@@ -165,7 +165,8 @@ static int tcp_op_close(struct socket * sock)
 		}
 
 		err = tcp_close(sock->pcb);
-		assert(err == ERR_OK);
+		if(err != ERR_OK)
+		    panic("tcp_close failed\n");
 		sock->pcb = NULL;
 	}
 	debug_tcp_print("freed pcb");
diff --git a/minix/servers/vfs/misc.c b/minix/servers/vfs/misc.c
index 29a97fb49..b47bbd0d7 100644
--- a/minix/servers/vfs/misc.c
+++ b/minix/servers/vfs/misc.c
@@ -386,7 +386,10 @@ int do_vm_call(void)
 	u32_t length = job_m_in.VFS_VMCALL_LENGTH;
 	int result = OK;
 	int slot;
-	struct fproc *rfp, *vmf;
+	struct fproc *rfp;
+#if !defined(NDEBUG)
+	struct fproc *vmf;
+#endif /* !defined(NDEBUG) */
 	struct filp *f = NULL;
 	int r;
 
@@ -396,7 +399,9 @@ int do_vm_call(void)
 	if(isokendpt(ep, &slot) != OK) rfp = NULL;
 	else rfp = &fproc[slot];
 
+#if !defined(NDEBUG)
 	vmf = fproc_addr(VM_PROC_NR);
+#endif /* !defined(NDEBUG) */
 	assert(fp == vmf);
 	assert(rfp != vmf);
 
diff --git a/minix/servers/vfs/open.c b/minix/servers/vfs/open.c
index 0ca684854..0a8f91af6 100644
--- a/minix/servers/vfs/open.c
+++ b/minix/servers/vfs/open.c
@@ -645,7 +645,7 @@ int actual_lseek(struct fproc *rfp, int seekfd, int seekwhence, off_t offset,
 int do_lseek(void)
 {
   /* Perform the lseek(2) system call. */
-  off_t newpos;
+  off_t newpos = 0;
   int r;
 
   if ((r = actual_lseek(fp, job_m_in.m_lc_vfs_lseek.fd,
diff --git a/sbin/newfs_udf/udf_create.c b/sbin/newfs_udf/udf_create.c
index 0d6163abb..ef92874af 100644
--- a/sbin/newfs_udf/udf_create.c
+++ b/sbin/newfs_udf/udf_create.c
@@ -1743,7 +1743,14 @@ udf_extattr_append_internal(union dscrptr *dscr, struct extattr_entry *extattr)
 	extattrhdr = (struct extattrhdr_desc *) data;
 	l_ea = udf_rw32(*l_eap);
 	if (l_ea == 0) {
+#if !defined(NDEBUG) && defined(__minix)
 		assert(l_ad == 0);
+#else
+		if (l_ad != 0) {
+		    printf("%s:%d: l_ad != 0\n", __func__, __LINE__);
+		    abort();
+		}
+#endif /* !defined(NDEBUG) && defined(__minix) */
 		/* create empty extended attribute header */
 		exthdr_len = sizeof(struct extattrhdr_desc);
 
@@ -2157,6 +2164,10 @@ udf_create_new_rootdir(union dscrptr **dscr)
 	struct long_ad root_icb;
 	int filetype, error;
 
+#if defined(__minix)
+	/* LSC: -Werror=maybe-uninitialized when compiling with -O3 */
+	fe = NULL;
+#endif /*defined(__minix) */
 	memset(&root_icb, 0, sizeof(root_icb));
 	root_icb.len          = udf_rw32(context.sector_size);
 	root_icb.loc.lb_num   = udf_rw32(layout.rootdir);
diff --git a/usr.bin/pr/pr.c b/usr.bin/pr/pr.c
index 91e807527..c17b02c69 100644
--- a/usr.bin/pr/pr.c
+++ b/usr.bin/pr/pr.c
@@ -187,6 +187,10 @@ onecol(int argc, char *argv[])
 	int mor;
 	int error = 1;
 
+#if defined(__minix)
+	/* LSC: -Werror=maybe-uninitialized, when compiling with -O3 */
+	mor = 0;
+#endif /* defined(__minix) */
 	if (nmwd)
 		num = nmwd + 1;
 	else
diff --git a/usr.sbin/makefs/udf.c b/usr.sbin/makefs/udf.c
index 8cc65742e..1ff612ff9 100644
--- a/usr.sbin/makefs/udf.c
+++ b/usr.sbin/makefs/udf.c
@@ -593,14 +593,28 @@ udf_file_inject_blob(union dscrptr *dscr,  uint8_t *blob, off_t size)
 	/* calculate free space */
 	free_space = context.sector_size - (l_ea + l_ad) - desc_size;
 	if (udf_datablocks(size)) {
+#if !defined(NDEBUG) && defined(__minix)
 		assert(free_space < size);
+#else
+		if (!(free_space < size)) {
+		    printf("%s:%d not enough free space\n", __FILE__, __LINE__);
+		    abort();
+		}
+#endif /* !defined(NDEBUG) && defined(__minix) */
 		return 1;
 	}
 
 	/* going internal */
 	assert(l_ad == 0);
+#if !defined(NDEBUG) && defined(__minix)
 	assert((udf_rw16(icb->flags) & UDF_ICB_TAG_FLAGS_ALLOC_MASK) ==
 			UDF_ICB_INTERN_ALLOC);
+#else
+	if (!((udf_rw16(icb->flags) & UDF_ICB_TAG_FLAGS_ALLOC_MASK) == UDF_ICB_INTERN_ALLOC)) {
+		printf("%s:%d: allocation flags mismatch\n", __FILE__, __LINE__);
+		abort();
+	}
+#endif /* !defined(NDEBUG) && defined(__minix) */
 
 	// assert(free_space >= size);
 	pos = data + l_ea + l_ad;
@@ -690,7 +704,14 @@ udf_append_file_mapping(union dscrptr *dscr, struct long_ad *piece)
 	last_long     = NULL;
 	if (l_ad != 0) {
 		if (use_shorts) {
+#if !defined(NDEBUG) && defined(__minix)
 			assert(cur_alloc == UDF_ICB_SHORT_ALLOC);
+#else
+			if (!(cur_alloc == UDF_ICB_SHORT_ALLOC)) {
+			    printf("%s:%d: Expecting UDF_ICB_SHORT_ALLOC allocation\n", __FILE__, __LINE__);
+			    abort();
+			}
+#endif /* !defined(NDEBUG) && defined(__minix) */
 			pos += l_ad - short_len;
 			last_short   = (struct short_ad *) pos;
 			last_lb_num  = udf_rw32(last_short->lb_num);
@@ -698,7 +719,14 @@ udf_append_file_mapping(union dscrptr *dscr, struct long_ad *piece)
 			last_len     = UDF_EXT_LEN(udf_rw32(last_short->len));
 			last_flags   = UDF_EXT_FLAGS(udf_rw32(last_short->len));
 		} else {
+#if !defined(NDEBUG) && defined(__minix)
 			assert(cur_alloc == UDF_ICB_LONG_ALLOC);
+#else
+			if (!(cur_alloc == UDF_ICB_LONG_ALLOC)) {
+			    printf("%s:%d: Expecting UDF_ICB_LONG_ALLOC allocation\n", __FILE__, __LINE__);
+			    abort();
+			}
+#endif /* !defined(NDEBUG) && defined(__minix) */
 			pos += l_ad - long_len;
 			last_long    = (struct long_ad *) pos;
 			last_lb_num  = udf_rw32(last_long->loc.lb_num);
diff --git a/usr.sbin/makefs/v7fs/v7fs_estimate.c b/usr.sbin/makefs/v7fs/v7fs_estimate.c
index 74b7e25a6..3e09d47e1 100644
--- a/usr.sbin/makefs/v7fs/v7fs_estimate.c
+++ b/usr.sbin/makefs/v7fs/v7fs_estimate.c
@@ -132,6 +132,10 @@ estimate_size_walk(fsnode *root, char *dir, struct v7fs_geometry *geom)
 	int n;
 	off_t sz;
 
+#if defined(__minix)
+	/* LSC: -Werror=maybe-uninitialized, when compiling with -O3. */
+	nblk = 0;
+#endif /* defined(__minix) */
 	for (cur = root, nentries = 0; cur != NULL; cur = cur->next,
 		 nentries++, geom->ninode++) {
 		switch (cur->type & S_IFMT) {
@@ -257,6 +261,10 @@ v7fs_estimate(const char *dir, fsnode *root, fsinfo_t *fsopts)
 	v7fs_daddr_t nblk;
 	struct v7fs_geometry geom;
 
+#if defined(__minix)
+	/* LSC: -Werror=maybe-uninitialized, when compiling with -O3. */
+	nblk = 0;
+#endif /* defined(__minix) */
 	memset(&geom , 0, sizeof(geom));
 	strncpy(path, dir, sizeof(path));
 
diff --git a/usr.sbin/syslogd/sign.c b/usr.sbin/syslogd/sign.c
index 496d7644b..d6c90cd40 100644
--- a/usr.sbin/syslogd/sign.c
+++ b/usr.sbin/syslogd/sign.c
@@ -504,7 +504,11 @@ sign_send_certificate_block(struct signature_group_t *sg)
 	char *tstamp;
 	char payload[SIGN_MAX_PAYLOAD_LENGTH];
 	char sd[SIGN_MAX_SD_LENGTH];
+#if !defined(NDEBUG) && defined(__minix)
 	size_t payload_len, sd_len, fragment_len;
+#else
+	size_t payload_len, fragment_len;
+#endif /* !defined(NDEBUG) && defined(__minix) */
 	size_t payload_index = 0;
 
 	/* do nothing if CBs already sent or if there was no message in SG */
@@ -529,8 +533,11 @@ sign_send_certificate_block(struct signature_group_t *sg)
 		else
 			fragment_len = SIGN_MAX_FRAG_LENGTH;
 
+#if !defined(NDEBUG) && defined(__minix)
 		/* format SD */
-		sd_len = snprintf(sd, sizeof(sd), "[ssign-cert "
+		sd_len =
+#endif /* !defined(NDEBUG) && defined(__minix) */
+		    snprintf(sd, sizeof(sd), "[ssign-cert "
 		    "VER=\"%s\" RSID=\"%" PRIuFAST64 "\" SG=\"%d\" "
 		    "SPRI=\"%d\" TBPL=\"%zu\" INDEX=\"%zu\" "
 		    "FLEN=\"%zu\" FRAG=\"%.*s\" "
diff --git a/usr.sbin/syslogd/tls.c b/usr.sbin/syslogd/tls.c
index 65e5d22a4..f120497d8 100644
--- a/usr.sbin/syslogd/tls.c
+++ b/usr.sbin/syslogd/tls.c
@@ -56,6 +56,7 @@ __RCSID("$NetBSD: tls.c,v 1.11 2013/05/27 23:15:51 christos Exp $");
 
 static unsigned getVerifySetting(const char *x509verifystring);
 
+#if !defined(NDEBUG) && defined(__minix)
 /* to output SSL error codes */
 static const char *SSL_ERRCODE[] = {
 	"SSL_ERROR_NONE",
@@ -80,6 +81,7 @@ static const char *TLS_CONN_STATES[] = {
 	"ST_CLOSING0",
 	"ST_CLOSING1",
 	"ST_CLOSING2"};
+#endif /* !defined(NDEBUG) && defined(__minix) */
 
 DH *get_dh1024(void);
 /* DH parameter precomputed with "openssl dhparam -C -2 1024" */