runtime: disable TestParForParallel for now on 32-bit hosts Also add call to GC() to make it easier to re-enable the test.
runtime: disable TestParForParallel for now on 32-bit hosts
Also add call to GC() to make it easier to re-enable the test.

Update issue 4155.
When we have precise GC merged, re-enable this test.

R=golang-dev, bradfitz
CC=golang-dev
http://codereview.appspot.com/6622058

dsriram/golang,dsriram/golang,gnanderson/go,gnanderson/go,gnanderson/go,gnanderson/go,tv42/old-go,pombredanne/go-deleteme,apparentlymart/golang,dsriram/golang,apparentlymart/golang,tv42/old-go,apparentlymart/golang,pombredanne/go-deleteme,dsriram/golang,dsriram/golang,apparentlymart/golang,gnanderson/go,dsriram/golang,pombredanne/go-deleteme,apparentlymart/golang,gnanderson/go,dsriram/golang,pombredanne/go-deleteme,pombredanne/go-deleteme,tv42/old-go,tv42/old-go,apparentlymart/golang,apparentlymart/golang,pombredanne/go-deleteme,gnanderson/go,tv42/old-go,tv42/old-go,pombredanne/go-deleteme,tv42/old-go