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Added special-case compiler code that handles a pointer-to-array dereference.

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The type needs to change (to array); but, the address shouldn't be changed -- it already points to the first element.
Based on a bug analysis by Daniel Serpell.
This commit is contained in:
Greg King 2015-07-01 06:55:57 -04:00
parent 0e6008e9e6
commit 8189339e7d
1 changed files with 8 additions and 3 deletions
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11
src/cc65/expr.c
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@ -1,7 +1,7 @@
/* expr.c
**
** 1998-06-21, Ullrich von Bassewitz
** 2015-04-19, Greg King
** 2015-06-26, Greg King
*/
@ -1713,8 +1713,13 @@ void hie10 (ExprDesc* Expr)
} else {
Error ("Illegal indirection");
}
/* The * operator yields an lvalue */
ED_MakeLVal (Expr);
/* If the expression points to an array, then don't convert the
** address -- it already is the location of the first element.
*/
if (!IsTypeArray (Expr->Type)) {
/* The * operator yields an lvalue */
ED_MakeLVal (Expr);
}
}
break;