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From: Adrian Bunk <bunk@debian.org>
To: Debian Bug Tracking System <submit@bugs.debian.org>
Subject: libopenexr rdeps must depend on an imath specific Provides
Message-ID: <178709338418.1009659.13217766647373988626.reportbug@localhost>
X-Mailer: reportbug 13.2.0
Date: Wed, 19 Aug 2026 01:49:44 +0300
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Delivered-To: submit@bugs.debian.org

Source: openexr
Version: 3.4.6+ds-4
Severity: serious
Tags: ftbfs
Control: affects -1 libopenexr-3-4-33 src:xsnow src:openimageio src:blender

https://buildd.debian.org/status/fetch.php?pkg=openimageio&arch=arm64&ver=2.5.19.1%2Bdfsg-2%2Bb5&stamp=1787085017&raw=0

...
/usr/bin/aarch64-linux-gnu-ld.bfd: /usr/lib/aarch64-linux-gnu/libopencv_imgcodecs.so.410: undefined reference to `Imf_3_4::Chromaticities::Chromaticities(Imath_3_1::Vec2<float> const&, Imath_3_1::Vec2<float> const&, Imath_3_1::Vec2<float> const&, Imath_3_1::Vec2<float> const&)'
/usr/bin/aarch64-linux-gnu-ld.bfd: /usr/lib/aarch64-linux-gnu/libopencv_imgcodecs.so.410: undefined reference to `Imf_3_4::Header::Header(int, int, float, Imath_3_1::Vec2<float> const&, float, Imf_3_4::LineOrder, Imf_3_4::Compression)'
...


libopenexr encodes the imath version used in its own ABI.

It must generate something like
  Provides: libopenexr-3-4-33-libimath-3-2-30
and use that in its shlibs.
]