16 Nov
2025
16 Nov
'25
7:44 a.m.
It's a CPP macro, documented in the source code for reflection: -- Due to https://gitlab.haskell.org/ghc/ghc/issues/16893, inlining -- unsafeCoerce too aggressively can cause optimization to become unsound on -- old versions of GHC. As a workaround, we mark unsafeCoerce-using definitions -- as NOINLINE where necessary. -- See https://github.com/ekmett/reflection/issues/47. #if __GLASGOW_HASKELL__ >= 811 # define INLINE_UNSAFE_COERCE INLINE #else # define INLINE_UNSAFE_COERCE NOINLINE #endif