58 lines
2.6 KiB
Diff
58 lines
2.6 KiB
Diff
From 5ba9eb4aa57cbdc150e1cf7cd99f5b5bda74c959 Mon Sep 17 00:00:00 2001
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From: Omair Majid <omajid@redhat.com>
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Date: Mon, 25 Mar 2024 17:26:44 -0400
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Subject: [PATCH] Support building against clang 18
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This is a targeted backport from a few other PRs that makes it possible
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to build dotnet/runtme's 8.0 branch on Fedora 40 which includes clang
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18.
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- https://github.com/dotnet/arcade/pull/14572
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- https://github.com/dotnet/runtime/pull/94782
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- https://github.com/dotnet/runtime/pull/99811
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---
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eng/common/native/init-compiler.sh | 2 +-
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eng/native/configurecompiler.cmake | 3 +++
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src/coreclr/pal/src/include/pal/palinternal.h | 1 +
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3 files changed, 5 insertions(+), 1 deletion(-)
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diff --git a/src/runtime/eng/common/native/init-compiler.sh b/eng/common/native/init-compiler.sh
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index f5c1ec7eafeb2..2d5660642b8d4 100644
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--- a/src/runtime/eng/common/native/init-compiler.sh
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+++ b/src/runtime/eng/common/native/init-compiler.sh
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@@ -63,7 +63,7 @@ if [ -z "$CLR_CC" ]; then
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# Set default versions
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if [ -z "$majorVersion" ]; then
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# note: gcc (all versions) and clang versions higher than 6 do not have minor version in file name, if it is zero.
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- if [ "$compiler" = "clang" ]; then versions="17 16 15 14 13 12 11 10 9 8 7 6.0 5.0 4.0 3.9 3.8 3.7 3.6 3.5"
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+ if [ "$compiler" = "clang" ]; then versions="18 17 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"
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elif [ "$compiler" = "gcc" ]; then versions="13 12 11 10 9 8 7 6 5 4.9"; fi
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for version in $versions; do
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diff --git a/eng/native/configurecompiler.cmake b/eng/native/configurecompiler.cmake
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index 183811018533a..0e6ee88b245eb 100644
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--- a/src/runtime/eng/native/configurecompiler.cmake
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+++ b/src/runtime/eng/native/configurecompiler.cmake
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@@ -590,6 +590,9 @@ if (CLR_CMAKE_HOST_UNIX)
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# other clang 16.0 suppressions
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add_compile_options(-Wno-single-bit-bitfield-constant-conversion)
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add_compile_options(-Wno-cast-function-type-strict)
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+
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+ # clang 18.1 supressions
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+ add_compile_options(-Wno-switch-default)
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else()
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add_compile_options(-Wno-uninitialized)
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add_compile_options(-Wno-strict-aliasing)
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diff --git a/src/coreclr/pal/src/include/pal/palinternal.h b/src/coreclr/pal/src/include/pal/palinternal.h
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index a7c5ba129c90f..3b8a55a94496c 100644
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--- a/src/runtime/src/coreclr/pal/src/include/pal/palinternal.h
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+++ b/src/runtime/src/coreclr/pal/src/include/pal/palinternal.h
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@@ -426,6 +426,7 @@ function_name() to call the system's implementation
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#undef va_start
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#undef va_end
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#undef va_copy
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+#undef va_arg
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#undef stdin
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#undef stdout
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#undef stderr
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