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Fix #147: provide CMake option for alternate TLS mechanism 

This allows use of dlopen() with mimalloc on Unix.
This commit is contained in:
Antoine Pitrou 2019-09-04 12:02:16 +02:00
parent 6e6e8ef800
commit b69a4b52c0
1 changed files with 14 additions and 8 deletions
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8
CMakeLists.txt
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@ -10,6 +10,7 @@ option(MI_SEE_ASM "Generate assembly files" OFF)
option(MI_CHECK_FULL "Use full internal invariant checking in DEBUG mode" OFF)
option(MI_USE_CXX "Use the C++ compiler to compile the library" OFF)
option(MI_SECURE "Use security mitigations (like guard pages and randomization)" OFF)
option(MI_LOCAL_DYNAMIC_TLS "Use slightly slower, dlopen-compatible TLS mechanism (Unix)" OFF)
option(MI_BUILD_TESTS "Build test executables" ON)
set(mi_install_dir "lib/mimalloc-${mi_version}")
@ -84,7 +85,12 @@ endif()
# Compiler flags
if(CMAKE_C_COMPILER_ID MATCHES "AppleClang|Clang|GNU")
list(APPEND mi_cflags -Wall -Wextra -Wno-unknown-pragmas -ftls-model=initial-exec)
list(APPEND mi_cflags -Wall -Wextra -Wno-unknown-pragmas)
if(MI_LOCAL_DYNAMIC_TLS MATCHES "ON")
list(APPEND mi_cflags -ftls-model=local-dynamic)
else()
list(APPEND mi_cflags -ftls-model=initial-exec)
endif()
if(CMAKE_C_COMPILER_ID MATCHES "GNU")
list(APPEND mi_cflags -Wno-invalid-memory-model)
list(APPEND mi_cflags -fvisibility=hidden)