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Diffstat (limited to 'docs/markdown')
| -rw-r--r-- | docs/markdown/Reference-tables.md | 12 | ||||
| -rw-r--r-- | docs/markdown/snippets/split-visibility-attributes.md | 14 |
2 files changed, 25 insertions, 1 deletions
diff --git a/docs/markdown/Reference-tables.md b/docs/markdown/Reference-tables.md index 682e508..84ce06f 100644 --- a/docs/markdown/Reference-tables.md +++ b/docs/markdown/Reference-tables.md @@ -182,12 +182,22 @@ which are supported by GCC, Clang, and other compilers. | returns_nonnull | | unused | | used | -| visibility | +| visibility* | +| visibility:defaultâ | +| visibility:hiddenâ | +| visibility:internalâ | +| visibility:protectedâ | | warning | | warn_unused_result | | weak | | weakreaf | +\* *Changed in 0.52.0* the "visibility" target no longer includes +"protected", which is not present in Apple's clang. + +â *New in 0.52.0* These split visibility attributes are preferred to the plain +"visibility" as they provide narrower checks. + ### MSVC __declspec These values are supported using the MSVC style `__declspec` annotation, diff --git a/docs/markdown/snippets/split-visibility-attributes.md b/docs/markdown/snippets/split-visibility-attributes.md new file mode 100644 index 0000000..e8cd152 --- /dev/null +++ b/docs/markdown/snippets/split-visibility-attributes.md @@ -0,0 +1,14 @@ +## Splitting of Compiler.get_function_attribute('visibility') + +On macOS there is no `protected` visibility, which results in the visbility +check always failing. 0.52.0 introduces two changes to improve this situation: + +1. the "visibility" check no longer includes "protected" +2. a new set of "split" checks are introduced which check for a single + attribute instead of all attributes. + +These new attributes are: +* visibility:default +* visibility:hidden +* visibility:internal +* visibility:protected
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