runtime: make TestCgoCheckBytes less strict

[randall77]

I just got a "too slow" error from TestCgoCheckBytes. Any chance we could make this test lest strict?

GOMAXPROCS=2 runtime -cpu=1,2,4

--- FAIL: TestCgoCheckBytes (0.04s)
crash_cgo_test.go:178: cgo check too slow: got 32.498982ms, expected at most 24.46407ms
FAIL
FAIL runtime 31.021s
2016/02/26 03:59:26 Failed: exit status 1
2016/02/26 03:59:26 FAILED

@ianlancetaylor

[ianlancetaylor]

Are you synced past 5c096cc? Seems like you might not be.

[gopherbot]

CL https://golang.org/cl/19933 mentions this issue.

[randall77]

SSA last pulled in tip at 7786f97, which looks to be 3 days ago now.

[gopherbot]

CL https://golang.org/cl/22071 mentions this issue.