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| author | Brad King <brad.king@kitware.com> | 2017-03-31 14:37:56 (GMT) |
|---|---|---|
| committer | Kitware Robot <kwrobot@kitware.com> | 2017-03-31 14:38:08 (GMT) |
| commit | 8772fc81c4ab745eb5abbae58c6a69706f610429 (patch) | |
| tree | cf974aec17ed5a474680b488d1effbf137a7db5e /Help/release | |
| parent | 60dde287e71efbad71b107902991098a6c77556d (diff) | |
| parent | dfa8263f4be4f1413b73c81649fdc4567a71e56a (diff) | |
| download | CMake-8772fc81c4ab745eb5abbae58c6a69706f610429.zip CMake-8772fc81c4ab745eb5abbae58c6a69706f610429.tar.gz CMake-8772fc81c4ab745eb5abbae58c6a69706f610429.tar.bz2 | |
Merge topic 'ipo-policy-CMP0069'
dfa8263f Implement interprocedural optimization for GNU compilers
1588a577 Add policy CMP0069 to enforce INTERPROCEDURAL_OPTIMIZATION
a7575700 Refactoring: s,GetFeatureAsBool,IsIPOEnabled,
e05835c3 CheckIPOSupported: Visual Studio and Xcode generators do not support IPO
Acked-by: Kitware Robot <kwrobot@kitware.com>
Reviewed-by: Brad King <brad.king@kitware.com>
Reviewed-by: Nils Gladitz <nilsgladitz@gmail.com>
Merge-request: !568
Diffstat (limited to 'Help/release')
| -rw-r--r-- | Help/release/dev/gcc-ipo.rst | 7 | ||||
| -rw-r--r-- | Help/release/dev/interprocedural_optimization_policy.rst | 8 |
2 files changed, 15 insertions, 0 deletions
diff --git a/Help/release/dev/gcc-ipo.rst b/Help/release/dev/gcc-ipo.rst new file mode 100644 index 0000000..ebc5c0d --- /dev/null +++ b/Help/release/dev/gcc-ipo.rst @@ -0,0 +1,7 @@ +GCC IPO +------- + +* Interprocedural optimization (IPO) is now supported for GNU + compilers using link time optimization (LTO) flags. See the + :prop_tgt:`INTERPROCEDURAL_OPTIMIZATION` target property and + :module:`CheckIPOSupported` module. diff --git a/Help/release/dev/interprocedural_optimization_policy.rst b/Help/release/dev/interprocedural_optimization_policy.rst new file mode 100644 index 0000000..93a9d68 --- /dev/null +++ b/Help/release/dev/interprocedural_optimization_policy.rst @@ -0,0 +1,8 @@ +interprocedural_optimization_policy +----------------------------------- + +* The :prop_tgt:`INTERPROCEDURAL_OPTIMIZATION` target property is now enforced + when enabled. CMake will add IPO flags unconditionally or produce an error + if it does not know the flags for the current compiler. The project is now + responsible to use the :module:`CheckIPOSupported` module to check for IPO + support before enabling the target property. See policy :policy:`CMP0069`. |