Suppress some warnings from MSVC.

src/frontend/com_fileio.c

@@ -117,7 +117,7 @@ void com_fread(wordlist *wl)
         }
 
         if (fgets(buf, sizeof buf, Open_Files[fd].fp)) {
-            length = strlen(buf);
+            length = (int)strlen(buf);
             if (length > 0 && buf[length - 1] == '\n') {
                 --length;
                 if (length > 0 && buf[length - 1] == '\r') {

src/frontend/com_strcmp.c

@@ -36,11 +36,11 @@ void com_strstr(wordlist *wl)
     if (*s2) {
         var = strstr(s1, s2); // Search for s2 in s1
         if (var)
-            i = var - s1;     // Offset to match
+            i = (int)(var - s1); // Offset to match
         else
             i = -1;
     } else {
-        i = strlen(s1);       // Length
+        i = (int)strlen(s1);     // Length
     }
     tfree(s1);
     tfree(s2);
@@ -58,7 +58,7 @@ void com_strslice(wordlist *wl)
     wl = wl->wl_next;
     offset = atoi(wl->wl_word);
     length = atoi(wl->wl_next->wl_word);
-    actual = strlen(s1);
+    actual = (int)strlen(s1);
     if (offset < 0)
         offset = actual + offset;
     if (length + offset > actual)

src/frontend/inp.c

@@ -667,7 +667,7 @@ inp_spsource(FILE *fp, bool comfile, char *filename, bool intfile)
             with_params = TRUE;
             size = sizeof header + 10;  // Allow for %u and close.
             for (argc = 0; Copy_of_argv[optind + argc]; ++argc)
-                size += strlen(Copy_of_argv[optind + argc]);
+                size += (int)strlen(Copy_of_argv[optind + argc]);
             size += 3 * argc; // Spaces and quotes.
             if (size <= sizeof buf)
                 p_buf_active = buf;

src/frontend/vectors.c

@@ -691,16 +691,16 @@ vec_get(const char *vec_name) {
 
         for (v = vv; v; v = v->va_next) {
             struct dvec *nd;
-            char        *vec_name, new_name[256];
+            char        *new_vec_name, new_name[256];
 
             if (multiple) {
                 snprintf(new_name, sizeof new_name, "@%s[%s]",
                          name, v->va_name);
-                vec_name = new_name;
+                new_vec_name = new_name;
             } else {
-                vec_name = whole;
+                new_vec_name = whole;
             }
-            nd = dvec_alloc(copy(vec_name),
+            nd = dvec_alloc(copy(new_vec_name),
                             SV_NOTYPE,
                             VF_REAL,  /* No complex values yet... */
                             1, NULL);
@@ -719,7 +719,7 @@ vec_get(const char *vec_name) {
                 fprintf(stderr,
                         "ERROR: can not handle string value "
                         "of '%s' in vec_get(%s)\nIgnoring...\n",
-                        v->va_name, vec_name);
+                        v->va_name, new_vec_name);
                 dvec_free(nd);
                 continue;
                 break;
@@ -752,7 +752,7 @@ vec_get(const char *vec_name) {
                         fprintf(stderr,
                                 "ERROR: can not handle mixed, string or list "
                                 "value of '%s' in vec_get(%s)\nIgnoring...\n",
-                                v->va_name, vec_name);
+                                v->va_name, new_vec_name);
                         dvec_free(nd);
                         continue;
                     }

src/xspice/cmpp/pp_lst.c

@@ -250,7 +250,8 @@ int output_paths_from_lst_file(const char *filename)
 
     bool f_have_path = false; /* do not have a path to store */
     FBTYPE fbtype;
-    FBOBJ fbobj;
+    FBOBJ fbobj = { .dbl_value = 0.0}; // Placate MS compiler.
+
     for ( ; ; ) { /* Read items until end of file */
         /* Get the next path if not found yet */
         if (!f_have_path) {
@@ -378,7 +379,8 @@ static int read_modpath(
 
     bool f_have_path = false; /* do not have a path to store */
     FBTYPE fbtype;
-    FBOBJ fbobj;
+    FBOBJ fbobj = { .dbl_value = 0.0};
+
     for ( ; ; ) { /* Read items until end of file */
         /* Get the next path if not found yet */
         if (!f_have_path) {
@@ -553,7 +555,7 @@ static int read_udnpath(
 
     bool f_have_path = false; /* do not have a path to store */
     FBTYPE fbtype;
-    FBOBJ fbobj;
+    FBOBJ fbobj = { .dbl_value = 0.0};
 
     for ( ; ; ) { /* Read items until end of file */
         /* Get the next path if not found yet */

src/xspice/evt/evtload.c

@@ -108,7 +108,6 @@ int EVTload_with_event(
     Evt_Node_Data_t     *node_data;
 
     Mif_Private_t       cm_data;
-    void                *value_ptr;
 
     /* ***************************** */
     /* Prepare the code model inputs */

src/xspice/icm/digital/bidi_bridge/cfunc.mod

@@ -147,7 +147,7 @@ void cm_bidi_bridge(ARGS)
                 out = 0.0;   /* AtoD, no analogue output. */
                 svoc = 0.5;
             } else {
-                double    target, iota, interval[2], range, partial;
+                double    target, iota, interval[2], range, partial = 0.0;
                 int       step, step_count;
                 Digital_t drive, *dp;
 
@@ -274,7 +274,6 @@ void cm_bidi_bridge(ARGS)
 
                     voc = out_low + (out_high - out_low) * voc;
                     target = 0.0;
-                    partial = 0.0;
 
                     /* Calculate new value for output current. */
 

src/xspice/icm/digital/d_cosim/cfunc.mod

@@ -140,9 +140,9 @@ void accept_output(struct co_info *pinfo, unsigned int bit_num, Digital_t *val)
 
 static void output(struct instance *ip, ARGS)
 {
-    double     delay;
-    Digital_t *out_vals; // XSPICE rotating memory
-    int        i, j;
+    double        delay;
+    Digital_t    *out_vals; // XSPICE rotating memory
+    unsigned int  i, j;
 
     delay = PARAM(delay) - (TIME - ip->info.vtime);
     if (delay <= 0) {
@@ -314,7 +314,7 @@ static bool check_input(struct instance *ip, Digital_t *ovp,
 {
     if (ovp->state != rp->what.state ||
         ovp->strength != rp->what.strength) {
-        if (++ip->q_index < ip->q_length) {
+        if (++ip->q_index < (int) ip->q_length) {
             /* Record this event. */
 
             ip->q[ip->q_index] = *rp;
@@ -345,10 +345,10 @@ void ucm_d_cosim(ARGS)
 {
     struct instance *ip;
     Digital_t       *in_vals; // XSPICE rotating memory
-    int              i, index;
+    unsigned int     i, index;
 
     if (INIT) {
-        int            ins, outs, inouts;
+        unsigned int   ins, outs, inouts;
         unsigned int   alloc_size;
         void          *handle;
         void         (*ifp)(struct co_info *);
@@ -380,7 +380,7 @@ void ucm_d_cosim(ARGS)
             cm_message_send(dlerror());
             return;
         }
-        ifp = dlsym(handle, "Cosim_setup");
+        ifp = (void (*)(struct co_info *))dlsym(handle, "Cosim_setup");
         if (*ifp == NULL) {
             cm_message_printf("ERROR: no entry function in %s", fn);
             cm_message_send(dlerror());
@@ -468,7 +468,7 @@ void ucm_d_cosim(ARGS)
 
     ip = STATIC_VAR(cosim_instance);
     if (!ip) {
-        int ports;
+        unsigned int ports;
 
         /* Error state.  Do nothing at all. */
 

src/xspice/icm/digital/d_osc/cfunc.mod

@@ -17,8 +17,6 @@ struct pwl {
 
 static void cm_d_osc_callback(ARGS, Mif_Callback_Reason_t reason)
 {
-    struct panel_instance *instance;
-
     if (reason == MIF_CB_DESTROY) {
         struct pwl *table = STATIC_VAR(locdata);
 

src/xspice/icm/xtradev/pswitch/cfunc.mod

@@ -177,8 +177,8 @@ void cm_pswitch(ARGS)  /* structure holding parms,
     r_off = (r_off > 1.0e12) ? 1.0e12 : r_off;  /* Set maximum 'OFF' resistance */
 
 
-    if(INIT == 1) { /* first time through, allocate memory, set static parameters */
-        char *cntl_error = "\n*****ERROR*****\nPSWITCH: CONTROL voltage delta less than 1.0e-12\n";
+    if(INIT == 1) {
+        /* First time through, allocate memory, set static parameters. */
 
         cntl_on = PARAM(cntl_on);
         cntl_off = PARAM(cntl_off);