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fix for aarch64 #19

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Merged
wavefunction91 merged 1 commit into from
Oct 15, 2025
Merged

fix for aarch64 #19

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14 changes: 11 additions & 3 deletions FindILP64.cmake
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Original file line number Diff line number Diff line change
@@ -1,19 +1,27 @@
set( ILP64_FOUND TRUE CACHE BOOL "ILP64 Flags Found" FORCE )
set( ILP64_COMPILE_OPTIONS
# Ensure 64-bit executables for GNU C,CXX,Fortran
$<$<AND:$<COMPILE_LANGUAGE:CXX,C,Fortran>,$<C_COMPILER_ID:GNU>>:-m64>
# Make default integers 64-bit for Fortran
$<$<AND:$<COMPILE_LANGUAGE:Fortran>,$<C_COMPILER_ID:Intel,PGI>>:-i8>
$<$<AND:$<COMPILE_LANGUAGE:Fortran>,$<C_COMPILER_ID:GNU,Flang,LLVMFlang>>:-fdefault-integer-8>
)

if(NOT CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
list( APPEND ILP64_COMPILE_OPTIONS
# Ensure 64-bit executables for GNU C,CXX,Fortran
$<$<AND:$<COMPILE_LANGUAGE:CXX,C,Fortran>,$<C_COMPILER_ID:GNU>>:-m64>
)
endif()

set( ILP64_COMPILE_OPTIONS "${ILP64_COMPILE_OPTIONS}" CACHE STRING "ILP64 compile options" FORCE )

foreach (lang C CXX Fortran)
if ( NOT DEFINED CMAKE_${lang}_COMPILER_ID )
continue()
endif()
if ( CMAKE_${lang}_COMPILER_ID STREQUAL GNU )
list( APPEND ILP64_${lang}_COMPILE_OPTIONS -m64 )
if(NOT CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
list( APPEND ILP64_${lang}_COMPILE_OPTIONS -m64 )
endif()
endif()
if ( lang STREQUAL Fortran )
if ( CMAKE_Fortran_COMPILER_ID STREQUAL Intel OR CMAKE_Fortran_COMPILER_ID STREQUAL PGI )
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