why are we not using const?

[Gabriel Dos Reis]

"Manuel López-Ibáñez" <lopezibanez@gmail.com> writes:

| Dear all,
| 
| from comments in the #gcc irc channel, I understood that it is not
| advisable for gcc patches to use the const qualifier in function
| prototypes. I would like to understand why. Apart from its main
| purpose, I believed that the use of 'const' helps the compiler to
| optimise the code. 

We we do have numbers that support that claim for real programs, then
we have a bug in the optimizers :-)

-- Gaby