Re: [Patch] offload-defaulted: Config option to silently ignore uninstalled offload compilers

[Tobias Burnus <tobias@codesourcery.com>]

[-- Attachment #1: Type: text/plain, Size: 499 bytes --]

On 28.04.21 16:13, Matthias Klose wrote:

> On 4/27/21 12:22 PM, Tobias Burnus wrote:
>> Hence, the distro behaviour is only active when configured with
>> --enable-offload-defaulted.
> please document that option in gcc/doc/install.texi.

Like attached? Or do you have some other wording suggestions?

Tobias

-----------------
Mentor Graphics (Deutschland) GmbH, Arnulfstrasse 201, 80634 München Registergericht München HRB 106955, Geschäftsführer: Thomas Heurung, Frank Thürauf

[-- Attachment #2: install-texi.diff --]
[-- Type: text/x-patch, Size: 977 bytes --]

doc/install.texi: Document --enable-offload-defaulted config option

Document configure --enable-offload-defaulted option added in
commit r12-218-gfe5bfa6704179f8db7d1ae0b485439e9896df8eb

gcc/ChangeLog:

        * doc/install.texi (--enable-offload-defaulted): Document.

diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index 4c38244ae58..e5e26571eb1 100644
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -2239,6 +2239,12 @@ specifying paths @var{path1}, @dots{}, @var{pathN}.
     --enable-offload-targets=x86_64-intelmicemul-linux-gnu=/path/to/x86_64/compiler,nvptx-none
 @end smallexample
 
+@item --enable-offload-defaulted
+
+Tell GCC that configured but not installed offload compilers and libgomp
+plugins are silently ignored.  Useful for distribution compilers where
+those are in separate optional packages.
+
 @item --with-hsa-runtime=@var{pathname}
 @itemx --with-hsa-runtime-include=@var{pathname}
 @itemx --with-hsa-runtime-lib=@var{pathname}