Release 4.0.

skvadrik · Nov 19, 2024 · b8a4cdd · b8a4cdd
1 parent 7f26edd
commit b8a4cdd
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Showing 11 changed files with 2,039 additions and 2,530 deletions.
diff --git a/CHANGELOG b/CHANGELOG
@@ -6,7 +6,7 @@ Changelog
 4.0x
 ----
 
-4.0 (2024-??-??)
+4.0 (2024-11-19)
 ~~~~~~~~~~~~~~~~
 
 - Added a generic technique for describing language backends based on the idea

diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.12)
-project(re2c VERSION 3.1 HOMEPAGE_URL "https://re2c.org/")
+project(re2c VERSION 4.0 HOMEPAGE_URL "https://re2c.org/")
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 

diff --git a/bootstrap/lib/lex.cc b/bootstrap/lib/lex.cc
@@ -1,4 +1,4 @@
-/* Generated by re2c 3.1 */
+/* Generated by re2c 4.0 */
 #line 1 "../lib/lex.re"
 #include <stdint.h>
 #include <stdio.h>
@@ -34,39 +34,39 @@ const uint8_t* yyt1;const uint8_t* yyt2;
 #line 35 "lib/lex.cc"
 {
 	uint8_t yych;
-	static const unsigned char yybm[] = {
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		128, 128, 128, 128, 128, 128, 128, 128, 
-		128, 128,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
-		  0,   0,   0,   0,   0,   0,   0,   0, 
+	static const unsigned char yybm[256] = {
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		128, 128, 128, 128, 128, 128, 128, 128,
+		128, 128,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0
 	};
 	yych = *cur;
 	if (yych <= '>') {
@@ -152,9 +152,7 @@ const uint8_t* yyt1;const uint8_t* yyt2;
 #line 153 "lib/lex.cc"
 yy10:
 	yych = *++cur;
-	if (yybm[0+yych] & 128) {
-		goto yy10;
-	}
+	if (yybm[0+yych] & 128) goto yy10;
 	if (yych == ',') goto yy12;
 	if (yych == '}') goto yy13;
 yy11:
@@ -178,7 +176,7 @@ const uint8_t* yyt1;const uint8_t* yyt2;
         yylval->bounds.max = yylval->bounds.min;
         return TOKEN_COUNT;
     }
-#line 182 "lib/lex.cc"
+#line 180 "lib/lex.cc"
 yy14:
 	yych = *++cur;
 	if (yych <= '/') goto yy11;
@@ -194,7 +192,7 @@ const uint8_t* yyt1;const uint8_t* yyt2;
         yylval->bounds.max = Ast::MANY;
         return TOKEN_COUNT;
     }
-#line 198 "lib/lex.cc"
+#line 196 "lib/lex.cc"
 yy16:
 	++cur;
 	x = yyt1;
@@ -205,23 +203,23 @@ const uint8_t* yyt1;const uint8_t* yyt2;
             || !s_to_u32_unsafe(y, cur - 1, yylval->bounds.max)) goto err_cnt;
         return TOKEN_COUNT;
     }
-#line 209 "lib/lex.cc"
+#line 207 "lib/lex.cc"
 }
 #line 78 "../lib/lex.re"
 
 
 cls:
     if (lex_cls_chr(cur, l) != 0) goto err;
 
-#line 217 "lib/lex.cc"
+#line 215 "lib/lex.cc"
 {
 	uint8_t yych;
 	yych = *(mar = cur);
 	if (yych == '-') goto yy19;
 yy18:
 #line 83 "../lib/lex.re"
 	{ u = l; goto add; }
-#line 225 "lib/lex.cc"
+#line 223 "lib/lex.cc"
 yy19:
 	yych = *++cur;
 	if (yych != ']') goto yy20;
@@ -232,30 +230,30 @@ const uint8_t* yyt1;const uint8_t* yyt2;
 	cur -= 1;
 #line 84 "../lib/lex.re"
 	{ if (lex_cls_chr(cur, u) != 0) goto err; goto add; }
-#line 236 "lib/lex.cc"
+#line 234 "lib/lex.cc"
 }
 #line 85 "../lib/lex.re"
 
 add:
     if (l > u) goto err;
     ast.temp_ranges.push_back(AstRange(l, u, NOWHERE));
 
-#line 244 "lib/lex.cc"
+#line 242 "lib/lex.cc"
 {
 	uint8_t yych;
 	yych = *cur;
 	if (yych == ']') goto yy22;
 #line 90 "../lib/lex.re"
 	{ goto cls; }
-#line 251 "lib/lex.cc"
+#line 249 "lib/lex.cc"
 yy22:
 	++cur;
 #line 91 "../lib/lex.re"
 	{
         yylval->regexp = ast.cls(NOWHERE, neg);
         return TOKEN_REGEXP;
     }
-#line 259 "lib/lex.cc"
+#line 257 "lib/lex.cc"
 }
 #line 95 "../lib/lex.re"
 
@@ -272,7 +270,7 @@ const uint8_t* yyt1;const uint8_t* yyt2;
 int32_t lex_cls_chr(const uint8_t*& cur, uint32_t& c) {
     const uint8_t* mar, *p = cur;
 
-#line 276 "lib/lex.cc"
+#line 274 "lib/lex.cc"
 {
 	uint8_t yych;
 	yych = *cur;
@@ -285,13 +283,13 @@ int32_t lex_cls_chr(const uint8_t*& cur, uint32_t& c) {
 	++cur;
 #line 109 "../lib/lex.re"
 	{ return 1; }
-#line 289 "lib/lex.cc"
+#line 287 "lib/lex.cc"
 yy25:
 	++cur;
 yy26:
 #line 127 "../lib/lex.re"
 	{ c = cur[-1]; return 0; }
-#line 295 "lib/lex.cc"
+#line 293 "lib/lex.cc"
 yy27:
 	yych = *++cur;
 	if (yych <= '9') {
@@ -320,67 +318,67 @@ int32_t lex_cls_chr(const uint8_t*& cur, uint32_t& c) {
 yy29:
 #line 116 "../lib/lex.re"
 	{ c = '\\'_u8; return 0; }
-#line 324 "lib/lex.cc"
+#line 322 "lib/lex.cc"
 yy30:
 	++cur;
 #line 110 "../lib/lex.re"
 	{ error("collating characters not supported"); return 1; }
-#line 329 "lib/lex.cc"
+#line 327 "lib/lex.cc"
 yy31:
 	++cur;
 #line 111 "../lib/lex.re"
 	{ error("character classes not supported");    return 1; }
-#line 334 "lib/lex.cc"
+#line 332 "lib/lex.cc"
 yy32:
 	++cur;
 #line 112 "../lib/lex.re"
 	{ error("equivalence classes not supported");  return 1; }
-#line 339 "lib/lex.cc"
+#line 337 "lib/lex.cc"
 yy33:
 	++cur;
 #line 124 "../lib/lex.re"
 	{ c = '\\'_u8; return 0; }
-#line 344 "lib/lex.cc"
+#line 342 "lib/lex.cc"
 yy34:
 	++cur;
 #line 125 "../lib/lex.re"
 	{ c = ']'_u8;  return 0; }
-#line 349 "lib/lex.cc"
+#line 347 "lib/lex.cc"
 yy35:
 	++cur;
 #line 117 "../lib/lex.re"
 	{ c = '\a'_u8; return 0; }
-#line 354 "lib/lex.cc"
+#line 352 "lib/lex.cc"
 yy36:
 	++cur;
 #line 118 "../lib/lex.re"
 	{ c = '\b'_u8; return 0; }
-#line 359 "lib/lex.cc"
+#line 357 "lib/lex.cc"
 yy37:
 	++cur;
 #line 119 "../lib/lex.re"
 	{ c = '\f'_u8; return 0; }
-#line 364 "lib/lex.cc"
+#line 362 "lib/lex.cc"
 yy38:
 	++cur;
 #line 120 "../lib/lex.re"
 	{ c = '\n'_u8; return 0; }
-#line 369 "lib/lex.cc"
+#line 367 "lib/lex.cc"
 yy39:
 	++cur;
 #line 121 "../lib/lex.re"
 	{ c = '\r'_u8; return 0; }
-#line 374 "lib/lex.cc"
+#line 372 "lib/lex.cc"
 yy40:
 	++cur;
 #line 122 "../lib/lex.re"
 	{ c = '\t'_u8; return 0; }
-#line 379 "lib/lex.cc"
+#line 377 "lib/lex.cc"
 yy41:
 	++cur;
 #line 123 "../lib/lex.re"
 	{ c = '\v'_u8; return 0; }
-#line 384 "lib/lex.cc"
+#line 382 "lib/lex.cc"
 yy42:
 	yych = *++cur;
 	if (yych <= '@') {
@@ -408,7 +406,7 @@ int32_t lex_cls_chr(const uint8_t*& cur, uint32_t& c) {
 	++cur;
 #line 114 "../lib/lex.re"
 	{ c = unesc_hex(p, cur); return 0; }
-#line 412 "lib/lex.cc"
+#line 410 "lib/lex.cc"
 }
 #line 128 "../lib/lex.re"