int to size_t conversion

codegen.c

@@ -1075,20 +1075,20 @@ static int
 index_local(codegen_state *state, pic_sym sym)
 {
   codegen_context *cxt = state->cxt;
-  int i, offset;
+  size_t i, offset;
   pic_sym *var;
 
   offset = 1;
-  for (i = 0; i < (int)xv_size(&cxt->args); ++i) {
+  for (i = 0; i < xv_size(&cxt->args); ++i) {
     var = xv_get(&cxt->args, i);
     if (*var == sym)
-      return i + offset;
+      return (int)(i + offset);
   }
   offset += i;
-  for (i = 0; i < (int)xv_size(&cxt->locals); ++i) {
+  for (i = 0; i < xv_size(&cxt->locals); ++i) {
     var = xv_get(&cxt->locals, i);
     if (*var == sym)
-      return i + offset;
+      return (int)(i + offset);
   }
   return -1;
 }
@@ -1126,7 +1126,7 @@ codegen(codegen_state *state, pic_value obj)
     name = pic_sym(pic_list_ref(pic, obj, 1));
     if ((i = index_capture(state, name, 0)) != -1) {
       cxt->code[cxt->clen].insn = OP_LREF;
-      cxt->code[cxt->clen].u.i = i + xv_size(&cxt->args) + xv_size(&cxt->locals) + 1;
+      cxt->code[cxt->clen].u.i = i + (int)xv_size(&cxt->args) + (int)xv_size(&cxt->locals) + 1;
       cxt->clen++;
       return;
     }
@@ -1172,7 +1172,7 @@ codegen(codegen_state *state, pic_value obj)
       name = pic_sym(pic_list_ref(pic, var, 1));
       if ((i = index_capture(state, name, 0)) != -1) {
         cxt->code[cxt->clen].insn = OP_LSET;
-        cxt->code[cxt->clen].u.i = i + xv_size(&cxt->args) + xv_size(&cxt->locals) + 1;
+        cxt->code[cxt->clen].u.i = i + (int)xv_size(&cxt->args) + (int)xv_size(&cxt->locals) + 1;
         cxt->clen++;
         cxt->code[cxt->clen].insn = OP_PUSHNONE;
         cxt->clen++;
@@ -1193,7 +1193,7 @@ codegen(codegen_state *state, pic_value obj)
       cxt->icapa *= 2;
       cxt->irep = pic_realloc(pic, cxt->irep, sizeof(struct pic_irep *) * cxt->icapa);
     }
-    k = cxt->ilen++;
+    k = (int)cxt->ilen++;
     cxt->code[cxt->clen].insn = OP_LAMBDA;
     cxt->code[cxt->clen].u.i = k;
     cxt->clen++;
@@ -1207,18 +1207,18 @@ codegen(codegen_state *state, pic_value obj)
     codegen(state, pic_list_ref(pic, obj, 1));
 
     cxt->code[cxt->clen].insn = OP_JMPIF;
-    s = cxt->clen++;
+    s = (int)cxt->clen++;
 
     /* if false branch */
     codegen(state, pic_list_ref(pic, obj, 3));
     cxt->code[cxt->clen].insn = OP_JMP;
-    t = cxt->clen++;
+    t = (int)cxt->clen++;
 
-    cxt->code[s].u.i = cxt->clen - s;
+    cxt->code[s].u.i = (int)cxt->clen - s;
 
     /* if true branch */
     codegen(state, pic_list_ref(pic, obj, 2));
-    cxt->code[t].u.i = cxt->clen - t;
+    cxt->code[t].u.i = (int)cxt->clen - t;
     return;
   }
   else if (sym == pic->sBEGIN) {
@@ -1266,7 +1266,7 @@ codegen(codegen_state *state, pic_value obj)
         cxt->pcapa *= 2;
         cxt->pool = pic_realloc(pic, cxt->pool, sizeof(pic_value) * cxt->pcapa);
       }
-      pidx = cxt->plen++;
+      pidx = (int)cxt->plen++;
       cxt->pool[pidx] = obj;
       cxt->code[cxt->clen].insn = OP_PUSHCONST;
       cxt->code[cxt->clen].u.i = pidx;

include/picrin/irep.h

@@ -52,8 +52,8 @@ struct pic_code {
     int i;
     char c;
     struct {
-      short depth;
-      short idx;
+      int depth;
+      int idx;
     } r;
   } u;
 };

string.c

@@ -240,14 +240,14 @@ pic_str_string(pic_state *pic)
 
   pic_get_args(pic, "*", &argc, &argv);
 
-  buf = pic_alloc(pic, argc);
+  buf = pic_alloc(pic, (size_t)argc);
 
   for (i = 0; i < argc; ++i) {
     pic_assert_type(pic, argv[i], char);
     buf[i] = pic_char(argv[i]);
   }
 
-  str = pic_make_str(pic, buf, argc);
+  str = pic_make_str(pic, buf, (size_t)argc);
   pic_free(pic, buf);
 
   return pic_obj_value(str);

symbol.c

@@ -80,7 +80,7 @@ pic_ungensym(pic_state *pic, pic_sym base)
   if ((occr = strrchr(name, '@')) == NULL) {
     pic_panic(pic, "logic flaw");
   }
-  return pic_intern(pic, name, occr - name);
+  return pic_intern(pic, name, (size_t)(occr - name));
 }
 
 bool

system.c

@@ -110,7 +110,7 @@ pic_system_getenvs(pic_state *pic)
     for (i = 0; (*envp)[i] != '='; ++i)
       ;
 
-    key = pic_make_str(pic, *envp, i);
+    key = pic_make_str(pic, *envp, (size_t)i);
     val = pic_make_str_cstr(pic, getenv(pic_str_cstr(key)));
 
     /* push */