712fcdf455
optimisastion: add explanatory note for optimisation flags
2018-01-24 17:33:15 +11:00
630aa5de08
optimisation: switch back to Og for debugging
...
O0 is catastrophically slow for some of our projects. Don't
unconditionally use O0.
2018-01-24 17:28:33 +11:00
8c9ca6a372
optimisation: temporarily disable -ggdb
...
This works around an ICE with libcruft-util's coord classes and GCC's
trunc_int_for_mode.
2018-01-18 11:54:11 +11:00
9cd8c56cdc
optimisation: re-enable fipa-pta under GCC
...
It appears codegen works again? Perhaps we were running into a seperate
issue and fipa-pta always worked.
2018-01-18 11:51:38 +11:00
6576747031
optimsation: prefer -O0 over -Og
...
Og optimises out too many variables to be useful in a large percentages
of the cases. Instead use O0. If we need to revert to Og we'll instead
introduce a new flag.
2017-11-22 17:09:05 +11:00
bd4b8328c2
optimisation: remove deprecated clang optimisation
2017-09-12 14:24:59 +10:00
8a83b07ea0
optimisation: use Og instead of O0 by default
...
O0 is hellishly slow, this is every so slightly less so.
2017-07-04 16:21:00 +10:00
e1ac923f32
optimisation: set gcc-{ar,nm,ranlib} for LTO targets
2017-05-12 15:57:30 +10:00
d106a052a1
nc: protect against multiple invokations
2017-01-25 18:46:41 +11:00
dd58dbde82
optimisation: don't use ENABLE_FOO option names
2017-01-25 18:46:23 +11:00
7fea529319
optimisation: use a more reliable LTO flag test order
2017-01-25 18:45:42 +11:00
7df08f6818
optimisation: use correct capitalisation of Debug
2017-01-23 21:42:34 +11:00
b389d86391
try to cache results as much as possible
2017-01-18 21:43:30 +11:00
a57db559e9
initial import
2017-01-17 19:20:12 +11:00
