Add comparison operators ‘<’, ‘<=’, ‘>’ and ‘>=’
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@ -101,6 +101,8 @@ or { return OR_KW; }
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\=\= { return EQ; }
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\!\= { return NEQ; }
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\<\= { return LEQ; }
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\>\= { return GEQ; }
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\&\& { return AND; }
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\|\| { return OR; }
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\-\> { return IMPL; }
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@ -269,6 +269,7 @@ void yyerror(YYLTYPE * loc, yyscan_t scanner, ParseData * data, const char * err
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%left OR
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%left AND
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%nonassoc EQ NEQ
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%left '<' '>' LEQ GEQ
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%right UPDATE
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%left NOT
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%left '+' '-'
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@ -312,6 +313,10 @@ expr_op
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| '-' expr_op %prec NEGATE { $$ = new ExprApp(new ExprApp(new ExprVar(data->symbols.create("__sub")), new ExprInt(0)), $2); }
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| expr_op EQ expr_op { $$ = new ExprOpEq($1, $3); }
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| expr_op NEQ expr_op { $$ = new ExprOpNEq($1, $3); }
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| expr_op '<' expr_op { $$ = new ExprApp(new ExprApp(new ExprVar(data->symbols.create("__lessThan")), $1), $3); }
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| expr_op LEQ expr_op { $$ = new ExprOpNot(new ExprApp(new ExprApp(new ExprVar(data->symbols.create("__lessThan")), $3), $1)); }
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| expr_op '>' expr_op { $$ = new ExprApp(new ExprApp(new ExprVar(data->symbols.create("__lessThan")), $3), $1); }
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| expr_op GEQ expr_op { $$ = new ExprOpNot(new ExprApp(new ExprApp(new ExprVar(data->symbols.create("__lessThan")), $1), $3)); }
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| expr_op AND expr_op { $$ = new ExprOpAnd($1, $3); }
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| expr_op OR expr_op { $$ = new ExprOpOr($1, $3); }
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| expr_op IMPL expr_op { $$ = new ExprOpImpl($1, $3); }
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@ -1 +1 @@
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2170
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2185
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@ -18,6 +18,8 @@ let {
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x = 12;
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err = abort "urgh";
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body = sum
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[ (sum (range 1 50))
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(123 + 456)
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@ -28,5 +30,26 @@ let {
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(3 * 4 * 5)
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(56088 / 123 / 2)
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(3 + 4 * const 5 0 - 6 / id 2)
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(if 3 < 7 then 1 else err)
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(if 7 < 3 then err else 1)
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(if 3 < 3 then err else 1)
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(if 3 <= 7 then 1 else err)
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(if 7 <= 3 then err else 1)
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(if 3 <= 3 then 1 else err)
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(if 3 > 7 then err else 1)
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(if 7 > 3 then 1 else err)
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(if 3 > 3 then err else 1)
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(if 3 >= 7 then err else 1)
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(if 7 >= 3 then 1 else err)
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(if 3 >= 3 then 1 else err)
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(if 2 > 1 == 1 < 2 then 1 else err)
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(if 1 + 2 * 3 >= 7 then 1 else err)
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(if 1 + 2 * 3 < 7 then err else 1)
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];
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}
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