scc

commit 2350346b3eabce2f9bfcc7f1b12e0bb980edf591
parent 4875fa42070d04d0ad2688d76ae96eb6d5cb0224
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sun, 11 Jun 2017 09:54:41 +0200

[cc1] Add comment about possible error in foldunary()

folding cast operator can generate wrong code

Diffstat:
M
cc1/fold.c
 | 
1
+

1 file changed, 1 insertion(+), 0 deletions(-)
diff --git a/cc1/fold.c b/cc1/fold.c
@@ -389,6 +389,7 @@ foldunary(Node *np, Node *l)
 	case OCAST:
 		if (op != OCAST)
 			return foldcast(np, l);
+		/* TODO: This is wrong: (float)(int) 7.2 */
 		DBG("FOLD unary collapse %d", np->op);
 		np->left = l->left;
 		l->left = NULL;