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Use Position Independent Code flag on Static library builds (#4043)

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Not compiling libz3 with `-fPIC` may lead to errors when using it in his static flavor from a shared library.

Related https://github.com/Z3Prover/z3/issues/4038
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Alberto Garcia Illera 2020-04-22 13:52:05 -04:00 committed by GitHub
parent 5ec04f7fd2
commit 53c14bd554
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1 changed files with 8 additions and 9 deletions
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15
CMakeLists.txt
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@ -374,17 +374,16 @@ endif()
# Position independent code
################################################################################
# This is required because code built in the components will end up in a shared
# library. If not building a shared library ``-fPIC`` isn't needed and would add
# unnecessary overhead.
if (Z3_BUILD_LIBZ3_SHARED)
# Avoid adding -fPIC compiler switch if we compile with MSVC (which does not
# support the flag) or if we target Windows, which generally does not use
# position independent code for native code shared libraries (DLLs).
if (NOT (MSVC OR MINGW OR WIN32))
# library.
# Avoid adding -fPIC compiler switch if we compile with MSVC (which does not
# support the flag) or if we target Windows, which generally does not use
# position independent code for native code shared libraries (DLLs).
if (NOT (MSVC OR MINGW OR WIN32))
z3_add_cxx_flag("-fPIC" REQUIRED)
endif()
endif()
################################################################################
# Link time optimization
################################################################################