From a9fac00618a7dcba3b7d1c199018fea6671db383 Mon Sep 17 00:00:00 2001
From: "benjamin.franksen" <benjamin.franksen@helmholtz-berlin.de>
Date: Sat, 5 Oct 2013 12:26:10 +0000
Subject: [PATCH] snc: treat sizeof as a prefix operator when given an
expression
---
src/snc/snl.lem | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/snc/snl.lem b/src/snc/snl.lem
index 7fabfa8a..fa5a5fdd 100644
--- a/src/snc/snl.lem
+++ b/src/snc/snl.lem
@@ -82,7 +82,7 @@ in the file LICENSE that is included with this distribution.
%left LSHIFT RSHIFT.
%left ADD SUB.
%left ASTERISK SLASH MOD.
-%right NOT TILDE INCR DECR PRE. // omitted duplicates: ADD SUB ASTERISK AMPERSAND
+%right NOT TILDE INCR DECR SIZEOF PRE. // omitted duplicates: ADD SUB ASTERISK AMPERSAND
%left LBRACKET LPAREN POINTER PERIOD POST. // omitted duplicates: INCR DECR
program ::=
@@ -405,7 +405,6 @@ expr(p) ::= variable(v). { p = expr(E_VAR, v); }
expr(p) ::= LPAREN(t) comma_expr(x) RPAREN. { p = expr(E_PAREN, t, x); }
expr(p) ::= expr(x) LPAREN(t) args(y) RPAREN. { p = expr(E_FUNC, t, x, y); }
expr(p) ::= EXIT(n) LPAREN(t) args(y) RPAREN. { p = expr(E_FUNC, t, expr(E_VAR, n), y); }
-expr(p) ::= SIZEOF(n) LPAREN(t) expr(y) RPAREN. { p = expr(E_FUNC, t, expr(E_VAR, n), y); }
expr(p) ::= SIZEOF(n) LPAREN(t) type_expr(y) RPAREN. { p = expr(E_FUNC, t, expr(E_VAR, n), y); }
expr(p) ::= expr(x) LBRACKET(t) expr(y) RBRACKET. { p = expr(E_SUBSCR, t, x, y); }
expr(p) ::= expr(x) PERIOD(t) member(y). { p = expr(E_SELECT, t, x, y); }
@@ -422,6 +421,7 @@ expr(p) ::= NOT(t) expr(x). [PRE] { p = expr(E_PRE, t, x); }
expr(p) ::= TILDE(t) expr(x). [PRE] { p = expr(E_PRE, t, x); }
expr(p) ::= INCR(t) expr(x). [PRE] { p = expr(E_PRE, t, x); }
expr(p) ::= DECR(t) expr(x). [PRE] { p = expr(E_PRE, t, x); }
+expr(p) ::= SIZEOF(t) expr(x). [PRE] { p = expr(E_FUNC, t, expr(E_VAR, t), x); }
// Type Cast
expr(p) ::= LPAREN(t) type_expr(c) RPAREN expr(x). [PRE] { p = expr(E_CAST, t, c, x); }
--
GitLab