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| author | Owen Avery <powerboat9.gamer@gmail.com> | 2023-06-05 15:54:08 -0400 |
|---|---|---|
| committer | CohenArthur <arthur.cohen@embecosm.com> | 2023-06-06 14:59:42 +0000 |
| commit | 1b322540fa0fce561cf86e371dd7f304f1343511 (patch) | |
| tree | 3837665deee4eae448e2ab205f48ee6f1117b148 /gcc/rust/util/rust-optional.h | |
| parent | d5fddb55d343362a7fe8e059e5d7d14e4b1f8923 (diff) | |
| download | gcc-1b322540fa0fce561cf86e371dd7f304f1343511.zip gcc-1b322540fa0fce561cf86e371dd7f304f1343511.tar.gz gcc-1b322540fa0fce561cf86e371dd7f304f1343511.tar.bz2 | |
Prevent initialization related warnings/errors for Optional
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80635#c53
gcc/rust/ChangeLog:
* util/rust-optional.h
(class Optional): Add volatile field to union.
Signed-off-by: Owen Avery <powerboat9.gamer@gmail.com>
Diffstat (limited to 'gcc/rust/util/rust-optional.h')
| -rw-r--r-- | gcc/rust/util/rust-optional.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/rust/util/rust-optional.h b/gcc/rust/util/rust-optional.h index d3dfb7f..bdfbd28 100644 --- a/gcc/rust/util/rust-optional.h +++ b/gcc/rust/util/rust-optional.h @@ -86,6 +86,10 @@ private: union { T value; + // prevents initialization warnings + // https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80635#c53 + // FIXME: remove + volatile char unused; }; Optional (tag_some, const T &value) : field_is_some (true), value (value) {} |