From e7e7a0d3013c2da483c48a1a0a4c13bcf08716ad Mon Sep 17 00:00:00 2001
From: seyko <seyko2@gmail.com>
Date: Fri, 25 Sep 2015 01:44:23 +0300
Subject: [PATCH] a number as a field name

    a test program:
    ========
    typedef struct X { int len; } X;
    int main(void) {
       X myX;
       myX.10 = 10;
       return 0;
    }
    ========
    Error message before a patch:
	error: ';' expected (got "(null)")
    After a patch:
	error: field name expected
---
 tccgen.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tccgen.c b/tccgen.c
index fcec8f1..4d85414 100644
--- a/tccgen.c
+++ b/tccgen.c
@@ -4152,7 +4152,7 @@ ST_FUNC void unary(void)
         if (tok == TOK_INC || tok == TOK_DEC) {
             inc(1, tok);
             next();
-        } else if (tok == '.' || tok == TOK_ARROW) {
+        } else if (tok == '.' || tok == TOK_ARROW || tok == TOK_CDOUBLE) {
             int qualifiers;
             /* field */ 
             if (tok == TOK_ARROW) 
@@ -4160,10 +4160,12 @@ ST_FUNC void unary(void)
             qualifiers = vtop->type.t & (VT_CONSTANT | VT_VOLATILE);
             test_lvalue();
             gaddrof();
-            next();
             /* expect pointer on structure */
             if ((vtop->type.t & VT_BTYPE) != VT_STRUCT)
                 expect("struct or union");
+            if (tok == TOK_CDOUBLE)
+                expect("field name");
+            next();
             s = vtop->type.ref;
             /* find field */
             tok |= SYM_FIELD;