Remove the debugging code in OUTPUT_FORMAT and LIST_GROUP_INFO as this is not compiled by default.

src/libespeak-ng/compiledict.c

 	int length;
 	char *p;
 
-	if (f_log != NULL) {
-#ifdef OUTPUT_FORMAT
-		for (hash = 0; hash < N_HASH_DICT; hash++) {
-			fprintf(f_log, "%8d", hash_counts[hash]);
-			if ((hash & 7) == 7)
-				fputc('\n', f_log);
-		}
-		fflush(f_log);
-#endif
-	}
-
 	for (hash = 0; hash < N_HASH_DICT; hash++) {
 		p = hash_chains[hash];
 		hash_counts[hash] = (int)ftell(f_out);
 	return a->start-b->start;
 }
 
-#ifdef OUTPUT_FORMAT
-static void print_rule_group(FILE *f_out, int n_rules, char **rules, char *name)
-{
-	int rule;
-	int ix;
-	unsigned char c;
-	int len1;
-	int len2;
-	int spaces;
-	char *p;
-	char *pout;
-	int condition;
-	char buf[80];
-	char suffix[12];
-
-	static unsigned char symbols[] = { '@', '&', '%', '+', '#', '$', 'D', 'Z', 'A', 'B', 'C', 'F' };
-
-	fprintf(f_out, "\n$group %s\n", name);
-
-	for (rule = 0; rule < n_rules; rule++) {
-		p = rules[rule];
-		len1 = strlen(p) + 1;
-		p = &p[len1];
-		len2 = strlen(p);
-
-		rule_match[0] = 0;
-		rule_pre[0] = 0;
-		rule_post[0] = 0;
-		condition = 0;
-
-		pout = rule_match;
-		for (ix = 0; ix < len2; ix++) {
-			switch (c = p[ix])
-			{
-			case RULE_PRE:
-				*pout = 0;
-				pout = rule_pre;
-				break;
-			case RULE_POST:
-				*pout = 0;
-				pout = rule_post;
-				break;
-			case RULE_CONDITION:
-				condition = p[++ix];
-				break;
-			case RULE_ENDING:
-				sprintf(suffix, "$%d[%x]", (p[ix+2]), p[ix+1] & 0x7f);
-				ix += 2;
-				strcpy(pout, suffix);
-				pout += strlen(suffix);
-				break;
-			default:
-				if (c <= RULE_LETTER7)
-					c = symbols[c-RULE_SYLLABLE];
-				if (c == ' ')
-					c = '_';
-				*pout++ = c;
-				break;
-			}
-		}
-		*pout = 0;
-
-		spaces = 12;
-		if (condition > 0) {
-			sprintf(buf, "?%d ", condition);
-			spaces -= strlen(buf);
-			fprintf(f_out, "%s", buf);
-		}
-
-		if (rule_pre[0] != 0) {
-			p = buf;
-			for (ix = strlen(rule_pre)-1; ix >= 0; ix--)
-				*p++ = rule_pre[ix];
-			sprintf(p, ") ");
-			spaces -= strlen(buf);
-			for (ix = 0; ix < spaces; ix++)
-				fputc(' ', f_out);
-			fprintf(f_out, "%s", buf);
-			spaces = 0;
-		}
-
-		for (ix = 0; ix < spaces; ix++)
-			fputc(' ', f_out);
-
-		spaces = 14;
-		sprintf(buf, " %s ", rule_match);
-		if (rule_post[0] != 0) {
-			p = &buf[strlen(buf)];
-			sprintf(p, "(%s ", rule_post);
-		}
-		fprintf(f_out, "%s", buf);
-		spaces -= strlen(buf);
-
-		for (ix = 0; ix < spaces; ix++)
-			fputc(' ', f_out);
-		DecodePhonemes(rules[rule], buf);
-		fprintf(f_out, "%s\n", buf);   // phonemes
-	}
-}
-#endif
-
 static void output_rule_group(FILE *f_out, int n_rules, char **rules, char *name)
 {
 	int ix;
 
 	len_name = strlen(name);
 
-#ifdef OUTPUT_FORMAT
-	print_rule_group(f_log, n_rules, rules, name);
-#endif
-
 	// sort the rules in this group by their phoneme string
 	common = "";
 	qsort((void *)rules, n_rules, sizeof(char *), (int(__cdecl *)(const void *, const void *))string_sorter);
 			fwrite(p, len1, 1, f_out);
 		}
 	}
-
-#ifdef LIST_GROUP_INFO
-	for (ix = 32; ix < 256; ix++) {
-		if (nextchar_count[ix] > 30)
-			printf("Group %s   %c  %d\n", name, ix, nextchar_count[ix]);
-	}
-#endif
 }
 
 static int compile_lettergroup(char *input, FILE *f_out)