skia: Use -fno-strict-aliasing for tests

Tests aren't compatible with strict aliasing rules, and aren't
speed relevant anyway -- use -fno-strict-aliasing

Signed-off-by: Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
skia: Use -fno-strict-aliasing for now

Change-Id: Iced75d8e419ffeee26e478b7716dfcf13e0f53d0
Signed-off-by: Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
skia/bench: Use -fno-strict-aliasing

Use -fno-strict-aliasing for the benchmark so we don't have to use
it globally

Change-Id: Ibe5b80587818058cbb4290fe694c0b5d4cdc75a0
Signed-off-by: Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
skia: Add workaround for gcc 4.8 bug #54781

Change-Id: Ie201f6b1965c945ba9a14a69722dbb498516bec8
Signed-off-by: Bernhard Rosenkränzer <Bernhard.Rosenkranzer@linaro.org>