357f4e1
--- src/basemath/base5.c
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+++ src/basemath/base5.c
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@@ -374,7 +374,7 @@ rnfprincipaltohnf(GEN rnf,GEN x)
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 /* pseudo-basis for the 0 ideal */
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 static GEN
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-rnfideal0() { retmkvec2(cgetg(1,t_MAT),cgetg(1,t_VEC)); }
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+rnfideal0(void) { retmkvec2(cgetg(1,t_MAT),cgetg(1,t_VEC)); }
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 GEN
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 rnfidealhnf(GEN rnf, GEN x)
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--- src/graph/rect.h
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+++ src/graph/rect.h
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@@ -281,7 +281,7 @@ void  rectclip(long rect);
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 void gen_rectdraw0(struct plot_eng *eng, long *w, long *x, long *y, long lw, double xs, double ys);
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 /* architecture-dependent plot file (plotX.c ...) */
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-void  PARI_get_plot();
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+void  PARI_get_plot(void);
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 void  rectdraw0(long *w, long *x, long *y, long lw);
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 ENDEXTERN
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--- src/language/eval.c
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+++ src/language/eval.c
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@@ -1143,11 +1143,11 @@ closure_eval(GEN C)
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         break;
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       }
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-#define EVAL_f(f) \
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+#define EVAL_f0(f) f()
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+#define EVAL_f1(f) sp--; f(st[sp])
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+#define EVAL_fn(f) \
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   switch (ep->arity) \
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   { \
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-    case 0: f(); break; \
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-    case 1: sp--; f(st[sp]); break; \
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     case 2: sp-=2; f(st[sp],st[sp+1]); break; \
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     case 3: sp-=3; f(st[sp],st[sp+1],st[sp+2]); break; \
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     case 4: sp-=4; f(st[sp],st[sp+1],st[sp+2],st[sp+3]); break; \
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@@ -1178,7 +1178,12 @@ closure_eval(GEN C)
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         GEN res;
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         /* Macro Madness : evaluate function ep->value on arguments
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          * st[sp-ep->arity .. sp]. Set res = result. */
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-        EVAL_f(res = ((GEN (*)(ANYARG))ep->value));
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+        switch (ep->arity)
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+        {
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+          case 0:  EVAL_f0(res = ((GEN (*)(void))ep->value)); break;
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+          case 1:  EVAL_f1(res = ((GEN (*)(long))ep->value)); break;
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+          default: EVAL_fn(res = ((GEN (*)(long, ...))ep->value));
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+        }
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         if (br_status) goto endeval;
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         gel(st,sp++)=res;
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         break;
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@@ -1197,7 +1202,12 @@ closure_eval(GEN C)
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       {
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         entree *ep = (entree *)operand;
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         long res;
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-        EVAL_f(res = ((long (*)(ANYARG))ep->value));
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+        switch (ep->arity)
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+        {
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+          case 0:  EVAL_f0(res = ((long (*)(void))ep->value)); break;
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+          case 1:  EVAL_f1(res = ((long (*)(long))ep->value)); break;
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+          default: EVAL_fn(res = ((long (*)(long, ...))ep->value));
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+        }
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         if (br_status) goto endeval;
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         st[sp++] = res;
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         break;
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@@ -1206,7 +1216,12 @@ closure_eval(GEN C)
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       {
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         entree *ep = (entree *)operand;
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         long res;
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-        EVAL_f(res = ((int (*)(ANYARG))ep->value));
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+        switch (ep->arity)
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+        {
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+          case 0:  EVAL_f0(res = ((int (*)(void))ep->value)); break;
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+          case 1:  EVAL_f1(res = ((int (*)(long))ep->value)); break;
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+          default: EVAL_fn(res = ((int (*)(long, ...))ep->value));
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+        }
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         if (br_status) goto endeval;
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         st[sp++] = res;
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         break;
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@@ -1214,11 +1229,18 @@ closure_eval(GEN C)
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     case OCcallvoid:
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       {
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         entree *ep = (entree *)operand;
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-        EVAL_f(((void (*)(ANYARG))ep->value));
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+        switch (ep->arity)
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+        {
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+          case 0:  EVAL_f0(((void (*)(void))ep->value)); break;
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+          case 1:  EVAL_f1(((void (*)(long))ep->value)); break;
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+          default: EVAL_fn(((void (*)(long, ...))ep->value));
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+        }
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         if (br_status) goto endeval;
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         break;
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       }
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-#undef EVAL_f
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+#undef EVAL_f0
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+#undef EVAL_f1
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+#undef EVAL_fn
d87f6c9
 
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     case OCcalluser:
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       {