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authorLukasz Anforowicz <lukasza@chromium.org>2023-12-13 21:14:18 +0000
committerLukasz Anforowicz <lukasza@chromium.org>2023-12-13 21:14:23 +0000
commit981c4e3ce6f3d89f681fbb0de753d03425c6a209 (patch)
tree45fac0a87e9435e05ef8b63941ba36ed650f885d /src
parent56d25ba5ea3515ba2b361b6c4636373734eb27cc (diff)
downloadrust-981c4e3ce6f3d89f681fbb0de753d03425c6a209.tar.gz
rust-981c4e3ce6f3d89f681fbb0de753d03425c6a209.zip
Add unstable `-Zdefault-hidden-visibility` cmdline flag for `rustc`.
The new flag has been described in the Major Change Proposal at
https://github.com/rust-lang/compiler-team/issues/656
Diffstat (limited to 'src')
-rw-r--r--src/doc/unstable-book/src/compiler-flags/default-hidden-visibility.md12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/doc/unstable-book/src/compiler-flags/default-hidden-visibility.md b/src/doc/unstable-book/src/compiler-flags/default-hidden-visibility.md
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index 00000000000..579add4a9d9
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+++ b/src/doc/unstable-book/src/compiler-flags/default-hidden-visibility.md
@@ -0,0 +1,12 @@
+# `default-hidden-visibility`
+
+The tracking issue for this feature is: https://github.com/rust-lang/compiler-team/issues/656
+
+------------------------
+
+This flag can be used to override the target's
+[`default_hidden_visibility`](https://doc.rust-lang.org/beta/nightly-rustc/rustc_target/spec/struct.TargetOptions.html#structfield.default_hidden_visibility)
+setting.
+Using `-Zdefault_hidden_visibility=yes` is roughly equivalent to Clang's
+[`-fvisibility=hidden`](https://clang.llvm.org/docs/ClangCommandLineReference.html#cmdoption-clang-fvisibility)
+cmdline flag.