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| author | Vladislav Vaintroub <wlad@mariadb.com> | 2020-05-04 14:17:06 +0200 |
|---|---|---|
| committer | Vladislav Vaintroub <wlad@mariadb.com> | 2020-05-04 14:17:06 +0200 |
| commit | d50f776930425e540678238798b4f7666b9cbb76 (patch) | |
| tree | 63e5c65d22496bc4e8ed35ab04de0251e6711c96 /cmake/libutils.cmake | |
| parent | f544a712c8a2ef3f3ecba80cb2782b1839fb36ab (diff) | |
| download | mariadb-git-d50f776930425e540678238798b4f7666b9cbb76.tar.gz | |
MDEV-22454
Allow -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=ON
Disable IPO (interprocedural optimization, aka /GL) on Windows
on libraries, from which server.dll exports symbols - exporting symbols
does not work for objects compiled with /GL.
Diffstat (limited to 'cmake/libutils.cmake')
| -rw-r--r-- | cmake/libutils.cmake | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/cmake/libutils.cmake b/cmake/libutils.cmake index 6b2a2e9b2bb..c7b01bf8429 100644 --- a/cmake/libutils.cmake +++ b/cmake/libutils.cmake @@ -330,3 +330,15 @@ FUNCTION(RESTRICT_SYMBOL_EXPORTS target) COMPILE_FLAGS "${COMPILE_FLAGS} ${VISIBILITY_HIDDEN_FLAG}") ENDIF() ENDFUNCTION() + +# The MSVC /GL flag, used for link-time code generation +# creates objects files with a format not readable by tools +# i.e exporting all symbols is not possible with IPO +# To workaround this, we disable INTERPROCEDURAL_OPTIMIZATION +# for some static libraries. + +FUNCTION (MAYBE_DISABLE_IPO target) + IF(MSVC AND NOT CLANG_CL) + SET_TARGET_PROPERTIES(${target} PROPERTIES INTERPROCEDURAL_OPTIMIZATION OFF) + ENDIF() +ENDFUNCTION() |