cgraph.h (cgraph_set_nothrow_flag, [...]): New prototypes.
* cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
prototypes.
* cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
functions.
* except.h (set_nothrow_function_flags): Remove prototype.
* except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
Make static.
* ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
cgraph_set_readonly_flag, cgraph_set_pure_flag
and cgraph_set_looping_const_or_pure_flag.
(local_pure_const): Likewise.
From-SVN: r155220