[Bug tree-optimization/105384] compilation never (?) finishes with __builtin_yn{,f,l} at -O and above

2022-04-26 Thread joseph at codesourcery dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105384 --- Comment #7 from joseph at codesourcery dot com --- Using host libm routines is a bad idea, that would make the generated code depend on the host libm and processor. Having a cut-off to avoid constant folding these functions for n >= 128 m

[Bug tree-optimization/105384] compilation never (?) finishes with __builtin_yn{,f,l} at -O and above

2022-04-26 Thread zsojka at seznam dot cz via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105384 --- Comment #6 from Zdenek Sojka --- (In reply to Richard Biener from comment #5) > The bessel functions are known to take a lot of time, there are (fixed?) > older bugreports about those and we do take some measures to speed up the > computatio

[Bug tree-optimization/105384] compilation never (?) finishes with __builtin_yn{,f,l} at -O and above

2022-04-25 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105384 --- Comment #5 from Richard Biener --- The bessel functions are known to take a lot of time, there are (fixed?) older bugreports about those and we do take some measures to speed up the computation. We might want to give up the idea on producing

[Bug tree-optimization/105384] compilation never (?) finishes with __builtin_yn{,f,l} at -O and above

2022-04-25 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105384 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug tree-optimization/105384] compilation never (?) finishes with __builtin_yn{,f,l} at -O and above

2022-04-25 Thread zsojka at seznam dot cz via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105384 --- Comment #3 from Zdenek Sojka --- (In reply to Andrew Pinski from comment #2) > Can you try the one that is downloaded via contrib/download_pre*. The you for the comment. The versions I am using are: [ebuild R] dev-libs/gmp-6.2.1-r2 [

[Bug tree-optimization/105384] compilation never (?) finishes with __builtin_yn{,f,l} at -O and above

2022-04-25 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105384 --- Comment #2 from Andrew Pinski --- Can you try the one that is downloaded via contrib/download_pre*.

[Bug tree-optimization/105384] compilation never (?) finishes with __builtin_yn{,f,l} at -O and above

2022-04-25 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105384 --- Comment #1 from Andrew Pinski --- What version of gmp, mpfr are you using?