https://llvm.org/bugs/show_bug.cgi?id=26372
Bug ID: 26372
Summary: llvm can't be built with CC="clang -m64" CXX=clang++
-m64"
Product: new-bugs
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: new bugs
Assignee: unassignedb...@nondot.org
Reporter: hjl.to...@gmail.com
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
On Fedora 23/x86-64, llvm r259191 can be built with
CC="gcc -fno-lto -m64" CXX="g++ -fno-lto -m64" cmake -DLLVM_BUILD_TESTS=ON
-DLLVM_BINUTILS_INCDIR=/usr/local/include -DCLANG_BUILD_EXAMPLES=ON
-DCMAKE_INSTALL_PREFIX=/opt/llvm/master -DCMAKE_BUILD_TYPE=Release
/export/gnu/import/git/llvm
But
CC="/export/build/gnu/llvm-clang-bootstrap-cmake/stage1/build-x86_64-linux/bin/clang
-m64"
CXX="/export/build/gnu/llvm-clang-bootstrap-cmake/stage1/build-x86_64-linux/bin/clang++
-m64" cmake -DLLVM_BUILD_TESTS=ON -DLLVM_BINUTILS_INCDIR=/usr/local/include
-DCLANG_BUILD_EXAMPLES=ON -DCMAKE_INSTALL_PREFIX=/opt/llvm/master
-DCMAKE_BUILD_TYPE=Release /export/gnu/import/git/llvm
CMake Error at /usr/share/cmake/Modules/CMakeDetermineCCompiler.cmake:57
(message):
Could not find compiler set in environment variable CC:
/export/build/gnu/llvm-clang-bootstrap-cmake/stage1/build-x86_64-linux/bin/clang
-m64.
Call Stack (most recent call first):
CMakeLists.txt:54 (project)
CMake Error: CMAKE_C_COMPILER not set, after EnableLanguage
CMake Error: CMAKE_CXX_COMPILER not set, after EnableLanguage
CMake Error: CMAKE_ASM_COMPILER not set, after EnableLanguage
-- Configuring incomplete, errors occurred!
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