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ayaports/user/dotnet7-build/runtime_84444-suppress-clang-16-warnings.patch

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From 4b82b0b1173981ea5f2c7baf003a66fad31208c9 Mon Sep 17 00:00:00 2001
Patch-Source: https://github.com/dotnet/runtime/pull/84443
From: Antoine Martin <dev@ayakael.net>
Date: Thu, 6 Apr 2023 16:01:47 -0400
Subject: [PATCH 1/2] Suppress clang-16 warnings (#81573)
---
eng/common/native/init-compiler.sh | 2 +-
eng/native/configurecompiler.cmake | 9 +++++++++
src/coreclr/dlls/mscordbi/CMakeLists.txt | 5 +----
src/coreclr/dlls/mscordbi/mscordbi.cpp | 15 +++++++++++++++
src/native/corehost/apphost/static/CMakeLists.txt | 4 ++--
...orts.src => singlefilehost_freebsdexports.src} | 4 ++++
.../apphost/static/singlefilehost_unixexports.src | 4 ----
7 files changed, 32 insertions(+), 11 deletions(-)
rename src/native/corehost/apphost/static/{singlefilehost_OSXexports.src => singlefilehost_freebsdexports.src} (81%)
diff --git a/src/runtime/eng/common/native/init-compiler.sh b/src/runtime/eng/common/native/init-compiler.sh
index 41a26d802a93f..f13b74080edf9 100644
--- a/src/runtime/eng/common/native/init-compiler.sh
+++ b/src/runtime/eng/common/native/init-compiler.sh
@@ -71,7 +71,7 @@ if [[ -z "$CLR_CC" ]]; then
# Set default versions
if [[ -z "$majorVersion" ]]; then
# note: gcc (all versions) and clang versions higher than 6 do not have minor version in file name, if it is zero.
- if [[ "$compiler" == "clang" ]]; then versions=( 15 14 13 12 11 10 9 8 7 6.0 5.0 4.0 3.9 3.8 3.7 3.6 3.5 )
+ if [[ "$compiler" == "clang" ]]; then versions=( 16 15 14 13 12 11 10 9 8 7 6.0 5.0 4.0 3.9 3.8 3.7 3.6 3.5 )
elif [[ "$compiler" == "gcc" ]]; then versions=( 12 11 10 9 8 7 6 5 4.9 ); fi
for version in "${versions[@]}"; do
diff --git a/src/runtime/eng/native/configurecompiler.cmake b/src/runtime/eng/native/configurecompiler.cmake
index 9090289f50e34..eaf5a867c5f6d 100644
--- a/src/runtime/eng/native/configurecompiler.cmake
+++ b/src/runtime/eng/native/configurecompiler.cmake
@@ -447,6 +447,15 @@ if (CLR_CMAKE_HOST_UNIX)
add_compile_options(-Wno-incompatible-ms-struct)
add_compile_options(-Wno-reserved-identifier)
+
+ # clang 16.0 introduced buffer hardening https://discourse.llvm.org/t/rfc-c-buffer-hardening/65734
+ # which we are not conforming to yet.
+ add_compile_options(-Wno-unsafe-buffer-usage)
+
+ # other clang 16.0 suppressions
+ add_compile_options(-Wno-single-bit-bitfield-constant-conversion)
+ add_compile_options(-Wno-cast-function-type-strict)
+ add_compile_options(-Wno-incompatible-function-pointer-types-strict)
else()
add_compile_options(-Wno-uninitialized)
add_compile_options(-Wno-strict-aliasing)
diff --git a/src/runtime/src/coreclr/dlls/mscordbi/CMakeLists.txt b/src/runtime/src/coreclr/dlls/mscordbi/CMakeLists.txt
index c24a90cf70409..95e92034e238f 100644
--- a/src/runtime/src/coreclr/dlls/mscordbi/CMakeLists.txt
+++ b/src/runtime/src/coreclr/dlls/mscordbi/CMakeLists.txt
@@ -100,10 +100,7 @@ elseif(CLR_CMAKE_HOST_UNIX)
mscordaccore
)
- # COREDBI_LIBRARIES is mentioned twice because ld is one pass linker and will not find symbols
- # if they are defined after they are used. Having all libs twice makes sure that ld will actually
- # find all symbols.
- target_link_libraries(mscordbi ${COREDBI_LIBRARIES} ${COREDBI_LIBRARIES})
+ target_link_libraries(mscordbi ${COREDBI_LIBRARIES})
add_dependencies(mscordbi mscordaccore)
diff --git a/src/runtime/src/coreclr/dlls/mscordbi/mscordbi.cpp b/src/runtime/src/coreclr/dlls/mscordbi/mscordbi.cpp
index 891c01e144f5c..109fe6a5b5417 100644
--- a/src/runtime/src/coreclr/dlls/mscordbi/mscordbi.cpp
+++ b/src/runtime/src/coreclr/dlls/mscordbi/mscordbi.cpp
@@ -32,3 +32,18 @@ BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved)
// Defer to the main debugging code.
return DbgDllMain(hInstance, dwReason, lpReserved);
}
+
+#if defined(HOST_LINUX) && defined(TARGET_LINUX)
+PALIMPORT HINSTANCE PALAPI DAC_PAL_RegisterModule(IN LPCSTR lpLibFileName);
+PALIMPORT VOID PALAPI DAC_PAL_UnregisterModule(IN HINSTANCE hInstance);
+
+HINSTANCE PALAPI PAL_RegisterModule(IN LPCSTR lpLibFileName)
+{
+ return DAC_PAL_RegisterModule(lpLibFileName);
+}
+
+VOID PALAPI PAL_UnregisterModule(IN HINSTANCE hInstance)
+{
+ DAC_PAL_UnregisterModule(hInstance);
+}
+#endif
diff --git a/src/runtime/src/native/corehost/apphost/static/CMakeLists.txt b/src/runtime/src/native/corehost/apphost/static/CMakeLists.txt
index c37885bf5691c..a632d993c0f2a 100644
--- a/src/runtime/src/native/corehost/apphost/static/CMakeLists.txt
+++ b/src/runtime/src/native/corehost/apphost/static/CMakeLists.txt
@@ -65,8 +65,8 @@ if(CLR_CMAKE_TARGET_WIN32)
add_linker_flag("/DEF:${CMAKE_CURRENT_SOURCE_DIR}/singlefilehost.def")
else()
- if(CLR_CMAKE_TARGET_OSX)
- set(DEF_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/singlefilehost_OSXexports.src)
+ if(CLR_CMAKE_TARGET_FREEBSD)
+ set(DEF_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/singlefilehost_freebsdexports.src)
else()
set(DEF_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/singlefilehost_unixexports.src)
endif()
diff --git a/src/runtime/src/native/corehost/apphost/static/singlefilehost_OSXexports.src b/src/runtime/src/native/corehost/apphost/static/singlefilehost_freebsdexports.src
similarity index 81%
rename from src/native/corehost/apphost/static/singlefilehost_OSXexports.src
rename to src/native/corehost/apphost/static/singlefilehost_freebsdexports.src
index 18d5697e84580..1f9c517821855 100644
--- a/src/runtime/src/native/corehost/apphost/static/singlefilehost_OSXexports.src
+++ b/src/runtime/src/native/corehost/apphost/static/singlefilehost_freebsdexports.src
@@ -9,3 +9,7 @@ g_dacTable
; Used by profilers
MetaDataGetDispenser
+
+; FreeBSD needs to reexport these
+__progname
+environ
diff --git a/src/runtime/src/native/corehost/apphost/static/singlefilehost_unixexports.src b/src/runtime/src/native/corehost/apphost/static/singlefilehost_unixexports.src
index 1f9c517821855..18d5697e84580 100644
--- a/src/runtime/src/native/corehost/apphost/static/singlefilehost_unixexports.src
+++ b/src/runtime/src/native/corehost/apphost/static/singlefilehost_unixexports.src
@@ -9,7 +9,3 @@ g_dacTable
; Used by profilers
MetaDataGetDispenser
-
-; FreeBSD needs to reexport these
-__progname
-environ
From b5b3114e6866ac0058b5e18da52f92a1738a915b Mon Sep 17 00:00:00 2001
From: Antoine Martin <dev@ayakael.net>
Date: Thu, 6 Apr 2023 16:35:18 -0400
Subject: [PATCH 2/2] Fix DBI loading problem on Linux (#82461)
---
src/coreclr/dlls/mscordbi/CMakeLists.txt | 16 +++++++++++++++-
src/coreclr/dlls/mscordbi/mscordbi.cpp | 15 ---------------
2 files changed, 15 insertions(+), 16 deletions(-)
diff --git a/src/runtime/src/coreclr/dlls/mscordbi/CMakeLists.txt b/src/runtime/src/coreclr/dlls/mscordbi/CMakeLists.txt
index 95e92034e238f..c577651141e5c 100644
--- a/src/runtime/src/coreclr/dlls/mscordbi/CMakeLists.txt
+++ b/src/runtime/src/coreclr/dlls/mscordbi/CMakeLists.txt
@@ -100,7 +100,21 @@ elseif(CLR_CMAKE_HOST_UNIX)
mscordaccore
)
- target_link_libraries(mscordbi ${COREDBI_LIBRARIES})
+ # Before llvm 16, lld was setting `--undefined-version` by default. The default was
+ # flipped to `--no-undefined-version` in lld 16, so we will explicitly set it to
+ # `--undefined-version` for our use-case.
+ include(CheckLinkerFlag OPTIONAL)
+ if(COMMAND check_linker_flag)
+ check_linker_flag(CXX -Wl,--undefined-version LINKER_SUPPORTS_UNDEFINED_VERSION)
+ if (LINKER_SUPPORTS_UNDEFINED_VERSION)
+ add_linker_flag(-Wl,--undefined-version)
+ endif(LINKER_SUPPORTS_UNDEFINED_VERSION)
+ endif(COMMAND check_linker_flag)
+
+ # COREDBI_LIBRARIES is mentioned twice because ld is one pass linker and will not find symbols
+ # if they are defined after they are used. Having all libs twice makes sure that ld will actually
+ # find all symbols.
+ target_link_libraries(mscordbi ${COREDBI_LIBRARIES} ${COREDBI_LIBRARIES})
add_dependencies(mscordbi mscordaccore)
diff --git a/src/runtime/src/coreclr/dlls/mscordbi/mscordbi.cpp b/src/runtime/src/coreclr/dlls/mscordbi/mscordbi.cpp
index 109fe6a5b5417..891c01e144f5c 100644
--- a/src/runtime/src/coreclr/dlls/mscordbi/mscordbi.cpp
+++ b/src/runtime/src/coreclr/dlls/mscordbi/mscordbi.cpp
@@ -32,18 +32,3 @@ BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved)
// Defer to the main debugging code.
return DbgDllMain(hInstance, dwReason, lpReserved);
}
-
-#if defined(HOST_LINUX) && defined(TARGET_LINUX)
-PALIMPORT HINSTANCE PALAPI DAC_PAL_RegisterModule(IN LPCSTR lpLibFileName);
-PALIMPORT VOID PALAPI DAC_PAL_UnregisterModule(IN HINSTANCE hInstance);
-
-HINSTANCE PALAPI PAL_RegisterModule(IN LPCSTR lpLibFileName)
-{
- return DAC_PAL_RegisterModule(lpLibFileName);
-}
-
-VOID PALAPI PAL_UnregisterModule(IN HINSTANCE hInstance)
-{
- DAC_PAL_UnregisterModule(hInstance);
-}
-#endif
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