Implement gcc bitfield algorithm; add -mms-bitfields

2016-11-22 16:33:12 -05:00
parent 3c68a8c6c0
commit d2e2f42382
6 changed files with 44 additions and 7 deletions
--- a/tests/tcctest.c
+++ b/tests/tcctest.c
@ -1634,6 +1634,15 @@ void bitfield_test(void)
    st2.f3 = a;
    st2.f2++;
    printf("%lld %lld %lld\n", st2.f1, st2.f2, st2.f3);
+    struct sbf3 {
+        int f1 : 7;
+        int f2 : 1;
+        char f3;
+        int f4 : 8;
+        int f5 : 1;
+        int f6 : 16;
+    } st3;
+    printf("sizeof(st3) = %d\n", sizeof(st3));
 }

 #ifdef __x86_64__