[gentoo-commits] repo/gentoo:master commit in: llvm-core/flang/

[Michał Górny]

commit:     271c575271303f5246dfdeddcfb1a0c2b8614345
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Sat Jul 19 17:54:52 2025 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Sun Jul 20 14:14:42 2025 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=271c5752

llvm-core/flang: Bump to 21.1.0_rc1

Signed-off-by: Michał Górny <mgorny <AT> gentoo.org>

 llvm-core/flang/Manifest                |   2 +
 llvm-core/flang/flang-21.1.0_rc1.ebuild | 101 ++++++++++++++++++++++++++++++++
 2 files changed, 103 insertions(+)

diff --git a/llvm-core/flang/Manifest b/llvm-core/flang/Manifest
index 1794d4736c97..3007b92b5d30 100644
--- a/llvm-core/flang/Manifest
+++ b/llvm-core/flang/Manifest
@@ -1 +1,3 @@
+DIST llvm-project-21.1.0-rc1.src.tar.xz 158955624 BLAKE2B 
6a33d48f41f92cd8731011678afdf4c6f6a4581af04483626c511d1c9410d62788eb660e05cdfe418085509b576c29eec5bb07ae7ddc993e9931287657c11e03
 SHA512 
7ab3d1bb49bd3c5c9c1490cd865fdef027c25d64bb7f6a2a16c11c311670d08b7a214323ae4781aa0f49973deb0039ebea9d04887089df8dedf65080acdfc871
+DIST llvm-project-21.1.0-rc1.src.tar.xz.sig 438 BLAKE2B 
d3736b7f4bb6133e542fb3f52d1b76acc2920558e61bbbeeec6e5b7639ca54e229803b27baa4aedd2134c11fb4439064ac36e90c8c1831a503dd1754efee8da6
 SHA512 
6b9565f270fae4e534a160916bbd01ccd0e1295bf17df13f3be05bed4f058c0e935ba7385aba74a195d3a13868d81f2a0cf4be966b216fc6d7b56002f33eb4a0
 DIST llvm-project-b6313b381ac0e83012ea11b4549cd8cb39b686d2.tar.gz 242588863 
BLAKE2B 
81e7db20b849ce7a5c7c6b03d1e62a2e225eb68473509baf0adc9e74a2f759d251b61b018528d5db93f77b65ac355a71ede81bec7e97f9c71a41f34a5d8625bd
 SHA512 
258b99ef79d7efd4ec58d6a5370969b8032149f05fea4dfa841398ed59a550219f4223cd79581bc6fc4428dd9b09f44abf9f5369348831f463b9eb401a614d61

diff --git a/llvm-core/flang/flang-21.1.0_rc1.ebuild 
b/llvm-core/flang/flang-21.1.0_rc1.ebuild
new file mode 100644
index 000000000000..2659ac8c0d5b
--- /dev/null
+++ b/llvm-core/flang/flang-21.1.0_rc1.ebuild
@@ -0,0 +1,101 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{11..14} )
+inherit cmake flag-o-matic llvm.org python-any-r1 toolchain-funcs
+
+DESCRIPTION="LLVM's Fortran frontend"
+HOMEPAGE="https://flang.llvm.org/";
+
+LICENSE="Apache-2.0-with-LLVM-exceptions"
+SLOT="${LLVM_MAJOR}/${LLVM_SOABI}"
+IUSE="+clang +debug test"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+       ~llvm-core/clang-${PV}[debug=]
+       ~llvm-core/llvm-${PV}[debug=]
+       ~llvm-core/mlir-${PV}[debug=]
+"
+RDEPEND="
+       ${DEPEND}
+"
+PDEPEND="
+       >=llvm-runtimes/flang-rt-${PV}:${LLVM_MAJOR}
+"
+BDEPEND="
+       clang? ( llvm-core/clang )
+       test? (
+               $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
+       )
+"
+
+LLVM_COMPONENTS=( flang cmake )
+LLVM_TEST_COMPONENTS=( clang/test/Driver mlir/test/lib )
+LLVM_USE_TARGETS=llvm+eq
+llvm.org_set_globals
+
+python_check_deps() {
+       python_has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_pretend() {
+       if ! use clang && tc-is-gcc; then
+               ewarn "Building using GCC requires lots of memory (up to 10 GiB 
per process)."
+               ewarn "Consider enabling USE=clang."
+               ewarn "See https://gcc.gnu.org/PR119705";
+       fi
+}
+
+pkg_setup() {
+       use test && python-any-r1_pkg_setup
+}
+
+src_configure() {
+       if use clang; then
+               # Only do this conditionally to allow overriding with
+               # e.g. CC=clang-13 in case of breakage
+               if ! tc-is-clang ; then
+                       local -x CC=${CHOST}-clang
+                       local -x CXX=${CHOST}-clang++
+               fi
+
+               strip-unsupported-flags
+       fi
+
+       local mycmakeargs=(
+               -DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}"
+
+               -DLLVM_ROOT="${ESYSROOT}/usr/lib/llvm/${LLVM_MAJOR}"
+               -DCLANG_RESOURCE_DIR="../../../clang/${LLVM_MAJOR}"
+
+               -DBUILD_SHARED_LIBS=OFF
+               -DMLIR_LINK_MLIR_DYLIB=ON
+               # flang does not feature a dylib, so do not install libraries
+               # or headers
+               -DLLVM_INSTALL_TOOLCHAIN_ONLY=ON
+               # installed by llvm-runtimes/flang-rt
+               -DFLANG_INCLUDE_RUNTIME=OFF
+
+               # TODO: always enable to obtain reproducible tools
+               -DFLANG_INCLUDE_TESTS=$(usex test)
+
+               -DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+       )
+       use test && mycmakeargs+=(
+               -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+               -DLLVM_LIT_ARGS="$(get_lit_flags)"
+       )
+
+       # LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+       use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+       cmake_src_configure
+}
+
+src_test() {
+       # respect TMPDIR!
+       local -x LIT_PRESERVES_TMP=1
+       cmake_build check-flang
+}