*: introduce and use FAST_FUNC: regparm on i386, otherwise no-on
text data bss dec hex filename 808035 611 6868 815514 c719a busybox_old 804472 611 6868 811951 c63af busybox_unstripped
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@ -31,7 +31,7 @@
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#include "libbb.h"
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/* Become the user and group(s) specified by PW. */
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void change_identity(const struct passwd *pw)
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void FAST_FUNC change_identity(const struct passwd *pw)
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{
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if (initgroups(pw->pw_name, pw->pw_gid) == -1)
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bb_perror_msg_and_die("can't set groups");
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