Floating point error with -msse2
Compile and run this program:
main = print (cos 0)
And you get
$ ghc -O2 -fforce-recomp -msse2 Main.hs
[1 of 1] Compiling Main ( Main.hs, Main.o )
Linking Main.exe ...
$ ./Main
5.249681779125557e-308
(This is a bug in ghc 7.2.2, but that 7.2.2 is not one of the available version choices.)
Trac metadata
Trac field | Value |
---|---|
Version | 7.2.1 |
Type | Bug |
TypeOfFailure | OtherFailure |
Priority | normal |
Resolution | Unresolved |
Component | Compiler |
Test case | |
Differential revisions | |
BlockedBy | |
Related | |
Blocking | |
CC | |
Operating system | Windows |
Architecture |