diff options
| -rw-r--r-- | libc/sysdeps/linux/xtensa/sigrestorer.S | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/xtensa/sigrestorer.S b/libc/sysdeps/linux/xtensa/sigrestorer.S index 474a89319..697f54e1d 100644 --- a/libc/sysdeps/linux/xtensa/sigrestorer.S +++ b/libc/sysdeps/linux/xtensa/sigrestorer.S @@ -11,6 +11,12 @@ #endif .text + /* This space separates __default_sa_restorer from the previous + * function, so that its corresponding FDE is not mistakenly found + * by the libgcc stack unwinder. This is important for correct signal + * stack unwinding. + */ + .space 1 .align 4 .global __default_sa_restorer .type __default_sa_restorer, @function |