[Bug tree-optimization/59986] Unnecessary edges in the CFG due to setjmp
rguenth at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Jan 30 12:59:00 GMT 2014
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59986
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |missed-optimization
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-01-30
Version|unknown |4.9.0
Ever confirmed|0 |1
Severity|normal |enhancement
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed. In theory it is an IPA (LTO) task to determine whether a function
may call longjmp and thus what function calls are not required to end a BB
and what abnormal edges we may prune.
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