[Bug sanitizer/62132] [5 Regression] FAIL: c-c++-common/asan/misalign-[12].c after r213807 on x86_64-apple-darwin13 with -m32

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62132

--- Comment #9 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
Per comments 6 and 7 I have tried

--- ../_clean/gcc/testsuite/c-c++-common/asan/misalign-1.c    2014-05-31
12:40:03.000000000 +0200
+++ gcc/testsuite/c-c++-common/asan/misalign-1.c    2014-11-05
14:35:09.000000000 +0100
@@ -1,6 +1,7 @@
 /* { dg-do run { target { ilp32 || lp64 } } } */
 /* { dg-options "-O2" } */
 /* { dg-shouldfail "asan" } */
+/* { dg-additional-options "-funwind-tables" { target *-*-darwin* } } */

 struct S { int i; } __attribute__ ((packed));

but it does not fix the failures. What am I misunderstanding?