Add strict version of modifySTRef
We added strict versions of modifyIORef and atomicModifyIORef recently (see #5926 (closed)), and STM has modifyTVar' since stm-2.3.
This patch adds modifySTRef'
, mostly copy-pasted from modifyIORef'
. My ghc currently doesn't build, so I wasn't able to test it.
Trac metadata
Trac field | Value |
---|---|
Version | 7.4.2 |
Type | FeatureRequest |
TypeOfFailure | OtherFailure |
Priority | normal |
Resolution | Unresolved |
Component | libraries/base |
Test case | |
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