[llvm-bugs] [Bug 37725] New: Failed to build the latest LLVM 7.0 code due to Attributes.inc not found

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=37725

            Bug ID: 37725
           Summary: Failed to build the latest LLVM 7.0 code due to
                    Attributes.inc not found
           Product: Build scripts
           Version: trunk
          Hardware: Other
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: cmake
          Assignee: unassignedbugs at nondot.org
          Reporter: myothers2014 at 126.com
                CC: llvm-bugs at lists.llvm.org

When tried to build the latest LLVM 7.0 code (master branch) together with LLD
on an Laptop with Fedora 28 for X64 installed, it always failed due to the
following error:
...
2018-06-06 18:53:29 [2053/3576] Linking CXX executable bin/llvm-tblgen
2018-06-06 18:53:29 [2054/3576] Building Options.inc...
2018-06-06 18:53:29 [2055/3576] Updating Options.inc...
2018-06-06 18:53:29 [2056/3576] Building Options.inc...
2018-06-06 18:53:29 [2057/3576] Updating Options.inc...
2018-06-06 18:53:30 [2058/3576] Building Opts.inc...
2018-06-06 18:53:30 [2059/3576] Building Options.inc...
2018-06-06 18:53:30 [2060/3576] Building Options.inc...
2018-06-06 18:53:30 [2061/3576] Updating Options.inc...
2018-06-06 18:53:30 [2062/3576] Updating Options.inc...
2018-06-06 18:53:30 [2063/3576] Building DarwinLdOptions.inc...
2018-06-06 18:53:30 [2064/3576] Updating DarwinLdOptions.inc...
2018-06-06 18:53:30 [2065/3576] Building CXX object
tools/lld/wasm/CMakeFiles/lldWasm.dir/Driver.cpp.o
2018-06-06 18:53:30 FAILED: tools/lld/wasm/CMakeFiles/lldWasm.dir/Driver.cpp.o 
2018-06-06 18:53:30 /usr/bin/c++  -DGTEST_HAS_RTTI=0 -D_GNU_SOURCE
-D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-Itools/lld/wasm -I../tools/lld/wasm -I../tools/lld/include -Itools/lld/include
-I/usr/include/libxml2 -Iinclude -I../include -fPIC -fvisibility-inlines-hidden
-Werror=date-time -std=c++11 -Wall -Wextra -Wno-unused-parameter
-Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic
-Wno-long-long -Wno-maybe-uninitialized -Wdelete-non-virtual-dtor -Wno-comment
-fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG   
-fno-exceptions -fno-rtti -MD -MT
tools/lld/wasm/CMakeFiles/lldWasm.dir/Driver.cpp.o -MF
tools/lld/wasm/CMakeFiles/lldWasm.dir/Driver.cpp.o.d -o
tools/lld/wasm/CMakeFiles/lldWasm.dir/Driver.cpp.o -c
../tools/lld/wasm/Driver.cpp
2018-06-06 18:53:30 In file included from ../include/llvm/IR/Module.h:23,
2018-06-06 18:53:30                  from
../include/llvm/IR/ModuleSummaryIndex.h:27,
2018-06-06 18:53:30                  from ../include/llvm/LTO/LTO.h:23,
2018-06-06 18:53:30                  from ../tools/lld/wasm/InputFiles.h:17,
2018-06-06 18:53:30                  from ../tools/lld/wasm/InputChunks.h:25,
2018-06-06 18:53:30                  from ../tools/lld/wasm/Driver.cpp:12:
2018-06-06 18:53:30 ../include/llvm/IR/Attributes.h:74:14: fatal error:
llvm/IR/Attributes.inc: No such file or directory
2018-06-06 18:53:30      #include "llvm/IR/Attributes.inc"
2018-06-06 18:53:30               ^~~~~~~~~~~~~~~~~~~~~~~~
2018-06-06 18:53:30 compilation terminated.
2018-06-06 18:53:30 [2066/3576] Building CXX object
tools/lld/wasm/CMakeFiles/lldWasm.dir/InputChunks.cpp.o
2018-06-06 18:53:30 FAILED:
tools/lld/wasm/CMakeFiles/lldWasm.dir/InputChunks.cpp.o 
2018-06-06 18:53:30 /usr/bin/c++  -DGTEST_HAS_RTTI=0 -D_GNU_SOURCE
-D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-Itools/lld/wasm -I../tools/lld/wasm -I../tools/lld/include -Itools/lld/include
-I/usr/include/libxml2 -Iinclude -I../include -fPIC -fvisibility-inlines-hidden
-Werror=date-time -std=c++11 -Wall -Wextra -Wno-unused-parameter
-Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic
-Wno-long-long -Wno-maybe-uninitialized -Wdelete-non-virtual-dtor -Wno-comment
-fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG   
-fno-exceptions -fno-rtti -MD -MT
tools/lld/wasm/CMakeFiles/lldWasm.dir/InputChunks.cpp.o -MF
tools/lld/wasm/CMakeFiles/lldWasm.dir/InputChunks.cpp.o.d -o
tools/lld/wasm/CMakeFiles/lldWasm.dir/InputChunks.cpp.o -c
../tools/lld/wasm/InputChunks.cpp
2018-06-06 18:53:30 In file included from ../include/llvm/IR/Module.h:23,
2018-06-06 18:53:30                  from
../include/llvm/IR/ModuleSummaryIndex.h:27,
2018-06-06 18:53:30                  from ../include/llvm/LTO/LTO.h:23,
2018-06-06 18:53:30                  from ../tools/lld/wasm/InputFiles.h:17,
2018-06-06 18:53:30                  from ../tools/lld/wasm/InputChunks.h:25,
2018-06-06 18:53:30                  from ../tools/lld/wasm/InputChunks.cpp:10:
2018-06-06 18:53:30 ../include/llvm/IR/Attributes.h:74:14: fatal error:
llvm/IR/Attributes.inc: No such file or directory
2018-06-06 18:53:30      #include "llvm/IR/Attributes.inc"
2018-06-06 18:53:30               ^~~~~~~~~~~~~~~~~~~~~~~~
2018-06-06 18:53:30 compilation terminated.
...


By the way, cmake/ninja with gcc 8.1.1-1 were used for building it.
And the same issue can be found when trying to build it on an AARCH64 board.

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