Files
llvm-project/flang/docs/ReleaseNotes.md
Michael Klemm 40ad10a8ae [Flang] Fix -Wopen-mp-* and -Wopen-acc-* flag spellings (#188434)
The CamelCase-to-hyphenated conversion was incorrectly splitting
"OpenMP" and "OpenACC" into "open-mp" and "open-acc", producing wrong -W
flag names like -Wopen-mp-usage instead of -Wopenmp-usage. Fix the
conversion to treat these as compound names, keep the old spellings as
deprecated aliases, and emit a warning when deprecated spellings are
used.

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
2026-04-28 17:26:29 +02:00

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1.8 KiB
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<!-- If you want to modify sections/contents permanently, you should modify both
ReleaseNotes.md and ReleaseNotesTemplate.txt. -->
# Flang {{version}} {{in_progress}}Release Notes
````{only} PreRelease
```{warning}
These are in-progress notes for the upcoming LLVM {{version}} release.
Release notes for previous releases can be found on [the Download
Page](https://releases.llvm.org/download.html).
```
````
## Introduction
This document contains the release notes for the Flang Fortran frontend,
part of the LLVM Compiler Infrastructure, release {{version}}. Here we
describe the status of Flang in some detail, including major
improvements from the previous release and new feature work. For the
general LLVM release notes, see [the LLVM
documentation](https://llvm.org/docs/ReleaseNotes.html). All LLVM
releases may be downloaded from the [LLVM releases web
site](https://llvm.org/releases/).
Note that if you are reading this file from a Git checkout, this
document applies to the *next* release, not the current one. To see the
release notes for a specific release, please see the [releases
page](https://llvm.org/releases/).
## Major New Features
## Bug Fixes
## Non-comprehensive list of changes in this release
## New Compiler Flags
- The warning flags with prefixes -Wopen-mp and -Wopen-acc have been deprecated in favor of corrected spellings with the respective prefixes -Wopenmp and -Wopenacc. Removal of the deprecated options is planned for LLVM 25 (July 2027).
## Windows Support
## Fortran Language Changes in Flang
## Build System Changes
## New Issues Found
## Additional Information
Flang's documentation is located in the `flang/docs/` directory in the
LLVM monorepo.
If you have any questions or comments about Flang, please feel free to
contact us on the [Discourse
forums](https://discourse.llvm.org/c/subprojects/flang/33).