[Bug 280776] devel/llvm14: fix build with clang 19
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Date: Mon, 12 Aug 2024 14:10:16 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=280776
Bug ID: 280776
Summary: devel/llvm14: fix build with clang 19
Product: Ports & Packages
Version: Latest
Hardware: Any
OS: Any
Status: New
Severity: Affects Some People
Priority: ---
Component: Individual Port(s)
Assignee: brooks@FreeBSD.org
Reporter: dim@FreeBSD.org
Assignee: brooks@FreeBSD.org
Flags: maintainer-feedback?(brooks@FreeBSD.org)
Clang 19 now implements CWG 96 [1], which requires a template argument
list after a 'template' keyword, resulting in errors similar to:
/wrkdirs/usr/ports/devel/llvm14/work/llvm-project-14.0.6.src/flang/include/flang/Evaluate/integer.h:310:32:
error: a template argument list is expected after a name prefixed by the
template keyword [-Wmissing-template-arg-list-after-template-kw]
310 | auto back{FROM::template ConvertSigned(result.value)};
| ^
/wrkdirs/usr/ports/devel/llvm14/work/llvm-project-14.0.6.src/flang/lib/Evaluate/fold-real.cpp:72:22:
warning: variable 'z' set but not used [-Wunused-but-set-variable]
72 | } else if (auto *z{UnwrapExpr<Expr<SomeComplex>>(args[0])}) {
| ^
/wrkdirs/usr/ports/devel/llvm14/work/llvm-project-14.0.6.src/flang/lib/Evaluate/fold-real.cpp:69:15:
warning: variable 'x' set but not used [-Wunused-but-set-variable]
69 | if (auto *x{UnwrapExpr<Expr<SomeReal>>(args[0])}) {
| ^
/wrkdirs/usr/ports/devel/llvm14/work/llvm-project-14.0.6.src/flang/lib/Evaluate/fold-real.cpp:148:60:
error: a template argument list is expected after a name prefixed by the
template keyword [-Wmissing-template-arg-list-after-template-kw]
148 |
SCALE(y)};
| ^
/wrkdirs/usr/ports/devel/llvm14/work/llvm-project-14.0.6.src/flang/runtime/reduction-templates.h:89:24:
error: a template argument list is expected after a name prefixed by the
template keyword [-Wmissing-template-arg-list-after-template-kw]
89 | accumulator.template GetResult(&result);
| ^
/wrkdirs/usr/ports/devel/llvm14/work/llvm-project-14.0.6.src/flang/runtime/reduction-templates.h:130:24:
error: a template argument list is expected after a name prefixed by the
template keyword [-Wmissing-template-arg-list-after-template-kw]
130 | accumulator.template GetResult(result, zeroBasedDim);
| ^
/wrkdirs/usr/ports/devel/llvm14/work/llvm-project-14.0.6.src/flang/runtime/reduction-templates.h:158:24:
error: a template argument list is expected after a name prefixed by the
template keyword [-Wmissing-template-arg-list-after-template-kw]
158 | accumulator.template GetResult(result, zeroBasedDim);
| ^
/wrkdirs/usr/ports/devel/llvm14/work/grpc-1.62.2/src/core/lib/promise/detail/basic_seq.h:103:38:
error: a template argument list is expected after a name prefixed by the
template keyword [-Wmissing-template-arg-list-after-template-kw]
103 | Traits::template CallSeqFactory(f_, *cur_,
std::move(arg)));
| ^
Upstream has committed a fix to their main branch [2], but it does not
apply cleanly to 14.0.6, so add a backported patch.
[1] https://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#96
[2]
https://github.com/llvm/llvm-project/commit/7bc7672925f8154be3b8220365d3f269ac43621c
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