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Fix IntelLLVM compiler error (#1644)

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* add -fno-finite-math-only for IntelLLVM
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Ioanna-Maria Panagou 2023-08-10 11:33:10 +02:00 committed by GitHub
parent 02a354f3f3
commit 14961f1cb6
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1 changed files with 5 additions and 3 deletions
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8
CMakeLists.txt
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@ -190,11 +190,12 @@ else()
# Disable warnings regarding deprecated parts of the library while building
# and testing those parts of the library.
add_cxx_compiler_flag(-Wno-deprecated-declarations)
if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel" OR CMAKE_CXX_COMPILER_ID STREQUAL "IntelLLVM")
# Intel silently ignores '-Wno-deprecated-declarations',
# warning no. 1786 must be explicitly disabled.
# See #631 for rationale.
add_cxx_compiler_flag(-wd1786)
add_cxx_compiler_flag(-fno-finite-math-only)
endif()
# Disable deprecation warnings for release builds (when -Werror is enabled).
if(BENCHMARK_ENABLE_WERROR)
@ -205,7 +206,7 @@ else()
endif()
if (HAVE_CXX_FLAG_FSTRICT_ALIASING)
if (NOT CMAKE_CXX_COMPILER_ID STREQUAL "Intel") #ICC17u2: Many false positives for Wstrict-aliasing
if (NOT CMAKE_CXX_COMPILER_ID STREQUAL "Intel" AND NOT CMAKE_CXX_COMPILER_ID STREQUAL "IntelLLVM") #ICC17u2: Many false positives for Wstrict-aliasing
add_cxx_compiler_flag(-Wstrict-aliasing)
endif()
endif()
@ -270,7 +271,8 @@ if (BENCHMARK_USE_LIBCXX)
if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
add_cxx_compiler_flag(-stdlib=libc++)
elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR
"${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel")
"${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel" OR
"${CMAKE_CXX_COMPILER_ID}" STREQUAL "IntelLLVM")
add_cxx_compiler_flag(-nostdinc++)
message(WARNING "libc++ header path must be manually specified using CMAKE_CXX_FLAGS")
# Adding -nodefaultlibs directly to CMAKE_<TYPE>_LINKER_FLAGS will break