Changeset 1528a2c

Timestamp:

Mar 18, 2019, 10:41:12 PM (6 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, cleanup-dtors, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

0c81320

Parents:

083203b

Message:

parse new casts

Location:

src/Parser

Files:

• lex.ll (modified) (2 diffs)
• parser.yy (modified) (4 diffs)

src/Parser/lex.ll

@@ -10 +10 @@
  * Created On       : Sat Sep 22 08:58:10 2001
  * Last Modified By : Peter A. Buhr
- * Last Modified On : Sun Mar 10 09:13:09 2019
- * Update Count     : 706
+ * Last Modified On : Wed Mar 13 14:54:30 2019
+ * Update Count     : 707
  */
 
@@ -226 +226 @@
 char                    { KEYWORD_RETURN(CHAR); }
 choose                  { KEYWORD_RETURN(CHOOSE); }                             // CFA
+coerce                  { KEYWORD_RETURN(COERCE); }                             // CFA
 _Complex                { KEYWORD_RETURN(COMPLEX); }                    // C99
 __complex               { KEYWORD_RETURN(COMPLEX); }                    // GCC

src/Parser/parser.yy

@@ -10 +10 @@
 // Created On       : Sat Sep  1 20:22:55 2001
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Thu Feb 21 08:45:07 2019
-// Update Count     : 4232
+// Last Modified On : Fri Mar 15 14:25:43 2019
+// Update Count     : 4248
 //
 
@@ -265 +265 @@
 %token RESTRICT                                                                                 // C99
 %token ATOMIC                                                                                   // C11
-%token FORALL MUTEX VIRTUAL                                                             // CFA
+%token FORALL MUTEX VIRTUAL COERCE                                              // CFA
 %token VOID CHAR SHORT INT LONG FLOAT DOUBLE SIGNED UNSIGNED
 %token BOOL COMPLEX IMAGINARY                                                   // C99
@@ -795 +795 @@
         | '(' type_no_function ')' cast_expression
                 { $$ = new ExpressionNode( build_cast( $2, $4 ) ); }
+                // keyword cast cannot be grouped because of reduction in aggregate_key
         | '(' COROUTINE '&' ')' cast_expression                         // CFA
                 { $$ = new ExpressionNode( build_keyword_cast( KeywordCastExpr::Coroutine, $5 ) ); }
@@ -806 +807 @@
         | '(' VIRTUAL type_no_function ')' cast_expression      // CFA
                 { $$ = new ExpressionNode( new VirtualCastExpr( maybeMoveBuild< Expression >( $5 ), maybeMoveBuildType( $3 ) ) ); }
+        | '(' RETURN type_no_function ')' cast_expression       // CFA
+                { SemanticError( yylloc, "Return cast is currently unimplemented." ); $$ = nullptr; }
+        | '(' COERCE type_no_function ')' cast_expression       // CFA
+                { SemanticError( yylloc, "Coerce cast is currently unimplemented." ); $$ = nullptr; }
+        | '(' qualifier_cast_list ')' cast_expression           // CFA
+                { SemanticError( yylloc, "Qualifier cast is currently unimplemented." ); $$ = nullptr; }
 //      | '(' type_no_function ')' tuple
 //              { $$ = new ExpressionNode( build_cast( $2, $4 ) ); }
+        ;
+
+qualifier_cast_list:
+        cast_modifier type_qualifier_name
+        | cast_modifier MUTEX
+        | qualifier_cast_list cast_modifier type_qualifier_name
+        | qualifier_cast_list cast_modifier MUTEX
+        ;
+
+cast_modifier:
+        '-'
+        | '+'
         ;