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| author | Ben Gamari <ben@smart-cactus.org> | 2016-01-14 12:18:09 +0100 |
|---|---|---|
| committer | Ben Gamari <ben@smart-cactus.org> | 2016-01-14 12:19:25 +0100 |
| commit | b355b8fc5287bb10da6ead223f91f7de647bb908 (patch) | |
| tree | fe606788e3089494bb14a0bfb3e2ea160ad1ac7b /docs/users_guide/safe_haskell.rst | |
| parent | 4dbc31b8240d98bd7eb4fd0874c7da91797c4e2e (diff) | |
| download | haskell-b355b8fc5287bb10da6ead223f91f7de647bb908.tar.gz | |
users-guide: Add since annotations for language extensions
Based off of
https://ghc.haskell.org/trac/ghc/wiki/LanguagePragmaHistory.
Diffstat (limited to 'docs/users_guide/safe_haskell.rst')
| -rw-r--r-- | docs/users_guide/safe_haskell.rst | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/users_guide/safe_haskell.rst b/docs/users_guide/safe_haskell.rst index 9fab56320e..c92062b0b4 100644 --- a/docs/users_guide/safe_haskell.rst +++ b/docs/users_guide/safe_haskell.rst @@ -639,6 +639,8 @@ In summary, Safe Haskell consists of the following three language flags: .. ghc-flag:: -XSafe + :since: 7.2.1 + Restricts the module to the safe language. All of the module's direct imports must be trusted, but the module itself need not reside in a trusted package, because the compiler vouches for its @@ -652,6 +654,8 @@ In summary, Safe Haskell consists of the following three language flags: .. ghc-flag:: -XTrustworthy + :since: 7.2.1 + This establishes that the module is trusted, but the guarantee is provided by the module's author. A client of this module then specifies that they trust the module author by specifying they trust @@ -671,6 +675,8 @@ In summary, Safe Haskell consists of the following three language flags: .. ghc-flag:: -XUnsafe + :since: 7.4.1 + Mark a module as unsafe so that it can't be imported by code compiled with :ghc-flag:`-XSafe`. Also enable the Safe Import extension so that a module can require |