Shehab wchar fix #66

Job	Run time
cache-maker	9s
release-zephyr (./.github/do-zephyr)	35m 28s
minsize-zephyr (./.github/do-zephyr)	35m 58s
release-zephyr (-Dio-float-exact=false -Dio-long-long=true -Dio-percent-b=true -Dio-long-double=t...	35m 19s
minsize-zephyr (-Dio-float-exact=false -Dio-long-long=true -Dio-percent-b=true -Dio-long-double=t...	35m 30s
release-zephyr (-Dformat-default=integer -Dfreestanding=true -Dposix-io=false -Dnewlib-obsolete-m...	35m 47s
release-zephyr (-Dtinystdio=false, ./.github/do-zephyr)	20m 32s
minsize-zephyr (-Dformat-default=integer -Dfreestanding=true -Dposix-io=false -Dnewlib-obsolete-m...	35m 22s
release-zephyr (-Dtinystdio=false -Dnewlib-io-float=true -Dio-long-long=true -Dio-long-double=tru...	19m 23s
minsize-zephyr (-Dtinystdio=false, ./.github/do-zephyr)	19m 10s
minsize-zephyr (-Dtinystdio=false -Dnewlib-io-float=true -Dio-long-long=true -Dio-long-double=tru...	18m 54s
	4h 51m 32s

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