-dalign

Use -xmemalign=8s instead.

-KPIC (SPARC)

Use -xcode=pic32 instead.

-Kpic (SPARC)

Use -xcode=pic13 instead.

-misalign

Use -xmemalign=1i instead.

-misalign2

Use -xmemalign=2i instead.

-x386

Use -xchip=generic instead.

-x486

Use -xchip=generic instead.

-xa

Use -xprofile=tcov instead.

-xcg

Use -O instead to take advantage of the default values for -xarch, -xchip, and -xcache.

-xnativeconnect

Obsolete, there is no alternative option. 

-xprefetch=yes

Use -xprefetch=auto,explicit instead.

-xprefetch=no

Use -xprefetch=no%auto,no%explicit instead.

-xsb

Obsolete, there is no alternative option. 

-xsbfast 

Obsolete, there is no alternative option. 

-xtarget=386

Use -xtarget=generic instead.

-xtarget=486

Use -xtarget=generic instead.

-xvector=yes

Use -xvector=lib instead.

-xvector=no

Use -xvecttor=none instead.