Commit d12a894a authored by Martin Christoph Hierholzer's avatar Martin Christoph Hierholzer
Browse files

add macro to find gcc's atomic library

parent f185f183
# This scripts finds gcc's built-in atomic shared library (libatomic.so).
# It is required to link against this library on gcc when using 16 byte atomics, even when running on x86_64/amd64.
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
FIND_LIBRARY(GCCLIBATOMIC_LIBRARY NAMES atomic atomic.so.1 libatomic.so.1
HINTS
$ENV{HOME}/local/lib64
$ENV{HOME}/local/lib
/usr/local/lib64
/usr/local/lib
/opt/local/lib64
/opt/local/lib
/usr/lib64
/usr/lib
/lib64
/lib
)
else ()
SET(GCCLIBATOMIC_LIBRARY "")
endif ()
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GCCLIBATOMIC DEFAULT_MSG GCCLIBATOMIC_LIBRARY)
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