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comparison Python/compile.c @ 388:31d509e94271 legacy-trunk

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Comment out 'abort()' call. Changed comparison operators.
author Guido van Rossum <guido@python.org>
date Sun, 20 Oct 1991 20:12:38 +0000
parents 64189ba7e23b
children b5fe6482072f
comparison
equal deleted inserted replaced
387:f01aee6155b3 388:31d509e94271
243 struct compiling *c; 243 struct compiling *c;
244 int byte; 244 int byte;
245 { 245 {
246 int len; 246 int len;
247 if (byte < 0 || byte > 255) { 247 if (byte < 0 || byte > 255) {
248 /*
248 fprintf(stderr, "XXX compiling bad byte: %d\n", byte); 249 fprintf(stderr, "XXX compiling bad byte: %d\n", byte);
249 abort(); 250 abort();
251 */
250 err_setstr(SystemError, "com_addbyte: byte out of range"); 252 err_setstr(SystemError, "com_addbyte: byte out of range");
251 c->c_errors++; 253 c->c_errors++;
252 } 254 }
253 if (c->c_code == NULL) 255 if (c->c_code == NULL)
254 return; 256 return;
756 static enum cmp_op 758 static enum cmp_op
757 cmp_type(n) 759 cmp_type(n)
758 node *n; 760 node *n;
759 { 761 {
760 REQ(n, comp_op); 762 REQ(n, comp_op);
761 /* comp_op: '<' | '>' | '=' | '>' '=' | '<' '=' | '<' '>' 763 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '=='
762 | 'in' | 'not' 'in' | 'is' | 'is' not' */ 764 | 'in' | 'not' 'in' | 'is' | 'is' not' */
763 if (NCH(n) == 1) { 765 if (NCH(n) == 1) {
764 n = CHILD(n, 0); 766 n = CHILD(n, 0);
765 switch (TYPE(n)) { 767 switch (TYPE(n)) {
766 case LESS: return LT; 768 case LESS: return LT;
767 case GREATER: return GT; 769 case GREATER: return GT;
770 case EQEQUAL: /* == */
768 case EQUAL: return EQ; 771 case EQUAL: return EQ;
772 case LESSEQUAL: return LE;
773 case GREATEREQUAL: return GE;
774 case NOTEQUAL: return NE; /* <> or != */
769 case NAME: if (strcmp(STR(n), "in") == 0) return IN; 775 case NAME: if (strcmp(STR(n), "in") == 0) return IN;
770 if (strcmp(STR(n), "is") == 0) return IS; 776 if (strcmp(STR(n), "is") == 0) return IS;
771 } 777 }
772 } 778 }
773 else if (NCH(n) == 2) { 779 else if (NCH(n) == 2) {
774 int t2 = TYPE(CHILD(n, 1)); 780 int t2 = TYPE(CHILD(n, 1));
775 switch (TYPE(CHILD(n, 0))) { 781 switch (TYPE(CHILD(n, 0))) {
776 case LESS: if (t2 == EQUAL) return LE;
777 if (t2 == GREATER) return NE;
778 break;
779 case GREATER: if (t2 == EQUAL) return GE;
780 break;
781 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0) 782 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0)
782 return NOT_IN; 783 return NOT_IN;
783 if (strcmp(STR(CHILD(n, 0)), "is") == 0) 784 if (strcmp(STR(CHILD(n, 0)), "is") == 0)
784 return IS_NOT; 785 return IS_NOT;
785 } 786 }