[hackers] [scc] [cc2-qbe] fix sign/zero extensions || Quentin Carbonneaux

[git]

commit 94e71f2cb3b9711c6efe033882d4b5e43043a915
Author:     Quentin Carbonneaux <quen...@c9x.me>
AuthorDate: Sat Feb 18 10:51:34 2017 -0500
Commit:     Roberto E. Vargas Caballero <k...@shike2.com>
CommitDate: Sat Feb 18 17:53:27 2017 +0100

    [cc2-qbe] fix sign/zero extensions

diff --git a/cc2/arch/qbe/cgen.c b/cc2/arch/qbe/cgen.c
index c30ae8d..e27c776 100644
--- a/cc2/arch/qbe/cgen.c
+++ b/cc2/arch/qbe/cgen.c
@@ -189,7 +189,7 @@ cast(Type *td, Node *ns, Node *nd)
                 * unsigned version of operations are always +1 the
                 * signed version
                 */
-               op += (td->flags & SIGNF) == 0;
+               op += (ts->flags & SIGNF) == 0;
        } else if (d_isint) {
                /* conversion from float to int */
                switch (ts->size) {