Index: src/Parser/lex.ll
===================================================================
--- src/Parser/lex.ll	(revision aeb5d0df40d6c1725a4d281a07385c12b9694732)
+++ src/Parser/lex.ll	(revision 37cdd97f319c512b8374d214748e986930e2e8f8)
@@ -65,5 +65,5 @@
 #define FLOATXX(v) KEYWORD_RETURN(v);
 #else
-#define FLOATXX(v) IDENTIFIER_RETURN();	
+#define FLOATXX(v) IDENTIFIER_RETURN();
 #endif // HAVE_KEYWORDS_FLOATXX
 
@@ -301,5 +301,5 @@
 _Static_assert	{ KEYWORD_RETURN(STATICASSERT); }		// C11
 struct			{ KEYWORD_RETURN(STRUCT); }
-	/* suspend			{ KEYWORD_RETURN(SUSPEND); }			// CFA */
+suspend			{ KEYWORD_RETURN(SUSPEND); }			// CFA
 switch			{ KEYWORD_RETURN(SWITCH); }
 thread			{ KEYWORD_RETURN(THREAD); }				// C11
Index: src/Parser/parser.yy
===================================================================
--- src/Parser/parser.yy	(revision aeb5d0df40d6c1725a4d281a07385c12b9694732)
+++ src/Parser/parser.yy	(revision 37cdd97f319c512b8374d214748e986930e2e8f8)
@@ -278,5 +278,6 @@
 %token OTYPE FTYPE DTYPE TTYPE TRAIT					// CFA
 %token SIZEOF OFFSETOF
-// %token SUSPEND RESUME									// CFA
+// %token RESUME									// CFA
+%token SUSPEND									// CFA
 %token ATTRIBUTE EXTENSION								// GCC
 %token IF ELSE SWITCH CASE DEFAULT DO WHILE FOR BREAK CONTINUE GOTO RETURN
@@ -1259,8 +1260,16 @@
 	| RETURN '{' initializer_list_opt comma_opt '}' ';'
 		{ SemanticError( yylloc, "Initializer return is currently unimplemented." ); $$ = nullptr; }
-	// | SUSPEND ';'
-	//   	{ SemanticError( yylloc, "Suspend expression is currently unimplemented." ); $$ = nullptr; }
-	// | SUSPEND compound_statement ';'
-	//   	{ SemanticError( yylloc, "Suspend expression is currently unimplemented." ); $$ = nullptr; }
+	| SUSPEND ';'
+	  	{ SemanticError( yylloc, "Suspend expression is currently unimplemented." ); $$ = nullptr; }
+	| SUSPEND compound_statement ';'
+	  	{ SemanticError( yylloc, "Suspend expression is currently unimplemented." ); $$ = nullptr; }
+	| SUSPEND COROUTINE ';'
+	  	{ SemanticError( yylloc, "Suspend expression is currently unimplemented." ); $$ = nullptr; }
+	| SUSPEND COROUTINE compound_statement
+	  	{ SemanticError( yylloc, "Suspend expression is currently unimplemented." ); $$ = nullptr; }
+	| SUSPEND GENERATOR ';'
+	  	{ SemanticError( yylloc, "Suspend expression is currently unimplemented." ); $$ = nullptr; }
+	| SUSPEND GENERATOR compound_statement
+	  	{ SemanticError( yylloc, "Suspend expression is currently unimplemented." ); $$ = nullptr; }
 	| THROW assignment_expression_opt ';'				// handles rethrow
 		{ $$ = new StatementNode( build_throw( $2 ) ); }