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authorIan Lance Taylor <ian@gcc.gnu.org>2017-06-23 17:10:18 +0000
committerIan Lance Taylor <ian@gcc.gnu.org>2017-06-23 17:10:18 +0000
commit3c76bd9257081e6cbbaecf5bcb57cec64b0a6d31 (patch)
treeb0b7c2314956f85f7d719076c18e235f58fe1484 /libgo/go
parentbb96aa6726d1fac7e2500ef37d1193eed00b03f1 (diff)
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os: align siginfo argument to waitid
Backport https://golang.org/cl/46511 from gc trunk, as it may fix a bug reported for gccgo running on MIPS (https://groups.google.com/d/msg/golang-dev/sDg-t1_DPw0/-AJmLxgPBQAJ). Reviewed-on: https://go-review.googlesource.com/46571 From-SVN: r249599
Diffstat (limited to 'libgo/go')
-rw-r--r--libgo/go/os/wait_waitid.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/libgo/go/os/wait_waitid.go b/libgo/go/os/wait_waitid.go
index 653fce9..3337395 100644
--- a/libgo/go/os/wait_waitid.go
+++ b/libgo/go/os/wait_waitid.go
@@ -23,7 +23,7 @@ func (p *Process) blockUntilWaitable() (bool, error) {
// On Darwin, it requires greater than or equal to 64 bytes
// for darwin/{386,arm} and 104 bytes for darwin/amd64.
// We don't care about the values it returns.
- var siginfo [128]byte
+ var siginfo [16]uint64
psig := &siginfo[0]
_, _, e := syscall.Syscall6(syscall.SYS_WAITID, _P_PID, uintptr(p.Pid), uintptr(unsafe.Pointer(psig)), syscall.WEXITED|syscall.WNOWAIT, 0, 0)
runtime.KeepAlive(p)