diff options
Diffstat (limited to 'build/build-clang/revert-llvmorg-14-init-14141-gd6d3000a2f6d.patch')
| -rw-r--r-- | build/build-clang/revert-llvmorg-14-init-14141-gd6d3000a2f6d.patch | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/build/build-clang/revert-llvmorg-14-init-14141-gd6d3000a2f6d.patch b/build/build-clang/revert-llvmorg-14-init-14141-gd6d3000a2f6d.patch new file mode 100644 index 0000000000..5a8fb5e701 --- /dev/null +++ b/build/build-clang/revert-llvmorg-14-init-14141-gd6d3000a2f6d.patch @@ -0,0 +1,78 @@ +From e602ffe1785cef7f5502223e81345e6b9395fae1 Mon Sep 17 00:00:00 2001 +From: Mike Hommey <mh@glandium.org> +Date: Fri, 11 Mar 2022 10:38:51 +0900 +Subject: [PATCH] Revert "[CMake][WinMsvc] Fix user passed compiler/linker + flags" + +This reverts commit d6d3000a2f6d88ac73e5d4da4005ceadec788a9a +because of bustage building 32-bits compiler-rt for Windows. +See https://reviews.llvm.org/D116709#3374131 +--- + llvm/cmake/platforms/WinMsvc.cmake | 30 ++++++++++++++++++++++-------- + 1 file changed, 22 insertions(+), 8 deletions(-) + +diff --git a/llvm/cmake/platforms/WinMsvc.cmake b/llvm/cmake/platforms/WinMsvc.cmake +index d30701a31858..9a5078894182 100644 +--- a/llvm/cmake/platforms/WinMsvc.cmake ++++ b/llvm/cmake/platforms/WinMsvc.cmake +@@ -84,7 +84,6 @@ + # up a VFS overlay for the SDK headers and case-correcting symlinks for the + # libraries when running on a case-sensitive filesystem. + +-include_guard(GLOBAL) + + # When configuring CMake with a toolchain file against a top-level CMakeLists.txt, + # it will actually run CMake many times, once for each small test program used to +@@ -252,8 +251,6 @@ list(APPEND _CTF_NATIVE_DEFAULT "-DCMAKE_ASM_COMPILER=${LLVM_NATIVE_TOOLCHAIN}/b + list(APPEND _CTF_NATIVE_DEFAULT "-DCMAKE_C_COMPILER=${LLVM_NATIVE_TOOLCHAIN}/bin/clang") + list(APPEND _CTF_NATIVE_DEFAULT "-DCMAKE_CXX_COMPILER=${LLVM_NATIVE_TOOLCHAIN}/bin/clang++") + +-# These flags are used during build time. So if CFLAGS/CXXFLAGS/LDFLAGS is set +-# for the target, makes sure these are unset during build time. + set(CROSS_TOOLCHAIN_FLAGS_NATIVE "${_CTF_NATIVE_DEFAULT}" CACHE STRING "") + + set(COMPILE_FLAGS +@@ -280,8 +277,18 @@ if(case_sensitive_filesystem) + endif() + + string(REPLACE ";" " " COMPILE_FLAGS "${COMPILE_FLAGS}") +-string(APPEND CMAKE_C_FLAGS_INIT " ${COMPILE_FLAGS}") +-string(APPEND CMAKE_CXX_FLAGS_INIT " ${COMPILE_FLAGS}") ++ ++# We need to preserve any flags that were passed in by the user. However, we ++# can't append to CMAKE_C_FLAGS and friends directly, because toolchain files ++# will be re-invoked on each reconfigure and therefore need to be idempotent. ++# The assignments to the _INITIAL cache variables don't use FORCE, so they'll ++# only be populated on the initial configure, and their values won't change ++# afterward. ++set(_CMAKE_C_FLAGS_INITIAL "${CMAKE_C_FLAGS}" CACHE STRING "") ++set(CMAKE_C_FLAGS "${_CMAKE_C_FLAGS_INITIAL} ${COMPILE_FLAGS}" CACHE STRING "" FORCE) ++ ++set(_CMAKE_CXX_FLAGS_INITIAL "${CMAKE_CXX_FLAGS}" CACHE STRING "") ++set(CMAKE_CXX_FLAGS "${_CMAKE_CXX_FLAGS_INITIAL} ${COMPILE_FLAGS}" CACHE STRING "" FORCE) + + set(LINK_FLAGS + # Prevent CMake from attempting to invoke mt.exe. It only recognizes the slashed form and not the dashed form. +@@ -305,9 +312,16 @@ if(case_sensitive_filesystem) + endif() + + string(REPLACE ";" " " LINK_FLAGS "${LINK_FLAGS}") +-string(APPEND CMAKE_EXE_LINKER_FLAGS_INIT " ${LINK_FLAGS}") +-string(APPEND CMAKE_MODULE_LINKER_FLAGS_INIT " ${LINK_FLAGS}") +-string(APPEND CMAKE_SHARED_LINKER_FLAGS_INIT " ${LINK_FLAGS}") ++ ++# See explanation for compiler flags above for the _INITIAL variables. ++set(_CMAKE_EXE_LINKER_FLAGS_INITIAL "${CMAKE_EXE_LINKER_FLAGS}" CACHE STRING "") ++set(CMAKE_EXE_LINKER_FLAGS "${_CMAKE_EXE_LINKER_FLAGS_INITIAL} ${LINK_FLAGS}" CACHE STRING "" FORCE) ++ ++set(_CMAKE_MODULE_LINKER_FLAGS_INITIAL "${CMAKE_MODULE_LINKER_FLAGS}" CACHE STRING "") ++set(CMAKE_MODULE_LINKER_FLAGS "${_CMAKE_MODULE_LINKER_FLAGS_INITIAL} ${LINK_FLAGS}" CACHE STRING "" FORCE) ++ ++set(_CMAKE_SHARED_LINKER_FLAGS_INITIAL "${CMAKE_SHARED_LINKER_FLAGS}" CACHE STRING "") ++set(CMAKE_SHARED_LINKER_FLAGS "${_CMAKE_SHARED_LINKER_FLAGS_INITIAL} ${LINK_FLAGS}" CACHE STRING "" FORCE) + + # CMake populates these with a bunch of unnecessary libraries, which requires + # extra case-correcting symlinks and what not. Instead, let projects explicitly +-- +2.35.0.1.g829a698654 + |