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[MinGW] Enable large file for mingw-w64 

64-bit mingw doesn't define _FILE_OFFSET_BITS=64 by default.

Differential Revision: https://reviews.llvm.org/D53569

llvm-svn: 345131
This commit is contained in:
Martin Storsjo 2018-10-24 12:22:12 +00:00
parent da11b85606
commit c4a995c8e0
1 changed files with 4 additions and 0 deletions
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4
llvm/cmake/modules/HandleLLVMOptions.cmake
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@ -224,6 +224,10 @@ if(NOT WIN32 AND NOT CYGWIN)
append_if(SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG "-fvisibility-inlines-hidden" CMAKE_CXX_FLAGS)
endif()
if(CMAKE_SIZEOF_VOID_P EQUAL 8 AND MINGW)
add_definitions( -D_FILE_OFFSET_BITS=64 )
endif()
if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
# TODO: support other platforms and toolchains.
if( LLVM_BUILD_32_BITS )