Re: Feature request: .section$key

[Michael Meissner <meissner at cygnus dot com>]

On Mon, Aug 28, 2000 at 01:56:38PM -0700, Jason Merrill wrote:
> Currently, if we want the linker to collapse several linkonce sections
> into the main section, we need to add something to a linker script:
> 
> .text : { *(.text) *(.gnu.linkonce.t.*) }

Instead ld should be modified so that is the default behavior.

> The PE format has what seems like a useful feature, such that sections
> starting with .foo$ are collapsed at link time into the .foo section.
> So we could put definitions of the function "bob" in .text$bob, mark
> them comdat, and the linker would deal without needing special
> instructions.
> 
> How about adding this feature to the ELF linker?  We would also want a
> new way to indicate that a section should be linkonce; perhaps
> 
> .text$.linkonce.bob
> 
> would do the trick.

I don't see that this is any different from the existing -ffunction-sections,
except that we forgot about the linkonce section.

-- 
Michael Meissner, Red Hat, Inc.
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