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Add support for SCOTCH 7 - #138

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Algiane merged 1 commit into
MmgTools:developfrom
prj-:jolivet/feature-scotch-7
Apr 15, 2022
Merged

Add support for SCOTCH 7#138
Algiane merged 1 commit into
MmgTools:developfrom
prj-:jolivet/feature-scotch-7

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@prj-

@prj- prj- commented Apr 13, 2022

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@Algiane
Algiane merged commit aeb3671 into MmgTools:develop Apr 15, 2022
@Algiane

Algiane commented Apr 15, 2022

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A very useful update, thanks!

@prj- prj- mentioned this pull request Jul 18, 2022
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prj- deleted the jolivet/feature-scotch-7 branch September 21, 2022 06:19
@prudhomm

prudhomm commented Aug 23, 2026

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@prj- see #328
on recent ubuntu version(26.04) I get a linking failure

libmmg2d.so: undefined reference to `_SCOTCHintSort2asc1'
clang: error: linker command failed with exit code 1

To support scotch 7 requires to stop using _SCOTCHintSort2asc1, IMO. This is a internal function.

the function is called line 127 of src/common/librnbg.c

_SCOTCHintSort2asc1(sortPartTb, vertNbr);

@prj-

prj- commented Aug 23, 2026

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Not sure why we don't see this in PETSc.

@prudhomm

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indeed surprising, see a possible fix here #329

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3 participants