test: do not run the test that relies on precise GC on 32-bits Currently most of the 32-bit builder are broken. Fixes issue 5516.
test: do not run the test that relies on precise GC on 32-bits
Currently most of the 32-bit builder are broken.
Fixes issue 5516.

R=golang-dev, dave, iant
CC=golang-dev
https://codereview.appspot.com/9573043

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