fix(toolchains): Add -Wstrict-aliasing compiler option

Add the -Wstrict-aliasing=1 compiler option and fixes errors
related to it.

Fixes #34

Change-Id: Ie2f7821d56b0cb0185c614aa916d8c9756148507
Signed-off-by: Jacob Man Chun Yiu <jacobmanchun.yiu@arm.com>
3 files changed