::type = false; T = double]’)

Debian Bug Tracking System Mon, 12 Oct 2026 11:08:09 -0700

Your message dated Mon, 12 Oct 2026 18:05:37 +0000
with message-id <[email protected]>
and subject line Bug#1150313: fixed in ifcopenshell 0.8.1+dfsg1-10
has caused the Debian Bug report #1150313,
regarding ifcopenshell: FTBFS: error: converting to ‘boost::optional<double>’ 
from initializer list would use explicit constructor ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
to be marked as done.


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If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
1150313: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1150313
Debian Bug Tracking System
Contact [email protected] with problems

--- Begin Message ---

Source: ifcopenshell
Version: 0.8.1+dfsg1-9
Severity: serious
Tags: ftbfs
Justification: fails to build from source (but built successfully in the past)
X-Debbugs-Cc: [email protected]

Dear maintainer,

ifcopenshell FTBFS with boost 1.92:

[ 12%] Building CXX object 
CMakeFiles/geometry_mapping_ifc2x3.dir/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp.o
/usr/bin/x86_64-linux-gnu-g++ -DBOOST_ALL_NO_LIB -DBOOST_ATOMIC_DYN_LINK 
-DBOOST_ATOMIC_NO_LIB -DBOOST_CHRONO_DYN_LINK -DBOOST_CHRONO_NO_LIB 
-DBOOST_CONTAINER_DYN_LINK -DBOOST_CONTAINER_NO_LIB -DBOOST_DATE_TIME_DYN_LINK 
-DBOOST_DATE_TIME_NO_LIB -DBOOST_EXCEPTION_NO_LIB=1 
-DBOOST_PROGRAM_OPTIONS_DYN_LINK -DBOOST_PROGRAM_OPTIONS_NO_LIB 
-DBOOST_REGEX_DYN_LINK -DBOOST_REGEX_NO_LIB -DBOOST_THREAD_DYN_LINK 
-DBOOST_THREAD_NO_LIB -DBOOST_THREAD_USE_DLL -DHAS_SCHEMA_2x3 -DHAS_SCHEMA_4 
-DHAS_SCHEMA_4x1 -DHAS_SCHEMA_4x2 -DHAS_SCHEMA_4x3 -DHAS_SCHEMA_4x3_add1 
-DHAS_SCHEMA_4x3_add2 -DHAS_SCHEMA_4x3_tc1 -DIFC_SHARED_BUILD 
-DIFOPSH_WITH_CGAL -DIFOPSH_WITH_OPENCASCADE 
-DSCHEMA_SEQ="(2x3)(4)(4x1)(4x2)(4x3)(4x3_tc1)(4x3_add1)(4x3_add2)" 
-DWITH_IFCXML -D_DISABLE_CONSTEXPR_MUTEX_CONSTRUCTOR -I/usr/include/opencascade 
-I/usr/include/libxml2 -I/usr/include/eigen3 -g -O2 
-ffile-prefix-map=/build/reproducible-path/ifcopenshell-0.8.1+dfsg1=. 
-fstack-protector-strong -fstack-clash-protection -Wformat 
-Werror=format-security -fcf-protection -Wdate-time -D_FORTIFY_SOURCE=2 
-std=gnu++17   -Wall -Wextra -Wno-maybe-uninitialized -Wno-deprecated-copy 
-fPIC -DIFC_GEOM_EXPORTS -DIfcSchema=Ifc2x3 -MD -MT 
CMakeFiles/geometry_mapping_ifc2x3.dir/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp.o
 -MF 
CMakeFiles/geometry_mapping_ifc2x3.dir/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp.o.d
 -o 
CMakeFiles/geometry_mapping_ifc2x3.dir/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp.o
 -c 
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:
 In member function ‘ifcopenshell::geometry::taxonomy::ptr 
ifcopenshell::geometry::mapping_Ifc2x3::map_impl(const 
Ifc2x3::IfcCShapeProfileDef*)’:
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 error: converting to ‘boost::optional<double>’ from initializer list would use 
explicit constructor ‘constexpr boost::optional<T>::optional(U&&) [with U = 
double&; typename std::enable_if<std::is_constructible<T, U&&>::value, 
bool>::type <anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
   59 |         return profile_helper(m4, {
      |                ~~~~~~~~~~~~~~^~~~~~
   60 |                 {{-x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~~
   61 |                 {{x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~
   62 |                 {{x,-y + d2}},
      |                 ~~~~~~~~~~~~~~
   63 |                 {{x - d1,-y + d2}},
      |                 ~~~~~~~~~~~~~~~~~~~
   64 |                 {{x - d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   65 |                 {{-x + d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
   66 |                 {{-x + d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   67 |                 {{x - d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~
   68 |                 {{x - d1,y - d2}},
      |                 ~~~~~~~~~~~~~~~~~~
   69 |                 {{x,y - d2}},
      |                 ~~~~~~~~~~~~~ 
   70 |                 {{x,y},{f2}},
      |                 ~~~~~~~~~~~~~ 
   71 |                 {{-x,y},{f2}}
      |                 ~~~~~~~~~~~~~ 
   72 |         });
      |         ~~                    
In file included from /usr/include/boost/optional/optional.hpp:52,
                 from /usr/include/boost/optional.hpp:15,
                 from 
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/../../ifcparse/IfcEntityInstanceData.h:28,
                 from 
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/../../ifcparse/IfcBaseClass.h:25,
                 from 
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/../abstract_mapping.h:4,
                 from 
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/mapping.h:4,
                 from 
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:20:
/usr/include/boost/optional/detail/union_optional.hpp:397:24: note: ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’ 
declared here
  397 |     constexpr explicit optional(U&& v)
      |                        ^~~~~~~~
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 error: converting to ‘boost::optional<double>’ from initializer list would use 
explicit constructor ‘constexpr boost::optional<T>::optional(U&&) [with U = 
double&; typename std::enable_if<std::is_constructible<T, U&&>::value, 
bool>::type <anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
   59 |         return profile_helper(m4, {
      |                ~~~~~~~~~~~~~~^~~~~~
   60 |                 {{-x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~~
   61 |                 {{x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~
   62 |                 {{x,-y + d2}},
      |                 ~~~~~~~~~~~~~~
   63 |                 {{x - d1,-y + d2}},
      |                 ~~~~~~~~~~~~~~~~~~~
   64 |                 {{x - d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   65 |                 {{-x + d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
   66 |                 {{-x + d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   67 |                 {{x - d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~
   68 |                 {{x - d1,y - d2}},
      |                 ~~~~~~~~~~~~~~~~~~
   69 |                 {{x,y - d2}},
      |                 ~~~~~~~~~~~~~ 
   70 |                 {{x,y},{f2}},
      |                 ~~~~~~~~~~~~~ 
   71 |                 {{-x,y},{f2}}
      |                 ~~~~~~~~~~~~~ 
   72 |         });
      |         ~~                    
/usr/include/boost/optional/detail/union_optional.hpp:397:24: note: ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’ 
declared here
  397 |     constexpr explicit optional(U&& v)
      |                        ^~~~~~~~
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 warning: missing initializer for member 
‘ifcopenshell::geometry::profile_point::radius’ [-Wmissing-field-initializers]
   59 |         return profile_helper(m4, {
      |                ~~~~~~~~~~~~~~^~~~~~
   60 |                 {{-x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~~
   61 |                 {{x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~
   62 |                 {{x,-y + d2}},
      |                 ~~~~~~~~~~~~~~
   63 |                 {{x - d1,-y + d2}},
      |                 ~~~~~~~~~~~~~~~~~~~
   64 |                 {{x - d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   65 |                 {{-x + d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
   66 |                 {{-x + d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   67 |                 {{x - d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~
   68 |                 {{x - d1,y - d2}},
      |                 ~~~~~~~~~~~~~~~~~~
   69 |                 {{x,y - d2}},
      |                 ~~~~~~~~~~~~~ 
   70 |                 {{x,y},{f2}},
      |                 ~~~~~~~~~~~~~ 
   71 |                 {{-x,y},{f2}}
      |                 ~~~~~~~~~~~~~ 
   72 |         });
      |         ~~                    
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 warning: missing initializer for member 
‘ifcopenshell::geometry::profile_point::radius’ [-Wmissing-field-initializers]
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 error: converting to ‘boost::optional<double>’ from initializer list would use 
explicit constructor ‘constexpr boost::optional<T>::optional(U&&) [with U = 
double&; typename std::enable_if<std::is_constructible<T, U&&>::value, 
bool>::type <anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
/usr/include/boost/optional/detail/union_optional.hpp:397:24: note: ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’ 
declared here
  397 |     constexpr explicit optional(U&& v)
      |                        ^~~~~~~~
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 error: converting to ‘boost::optional<double>’ from initializer list would use 
explicit constructor ‘constexpr boost::optional<T>::optional(U&&) [with U = 
double&; typename std::enable_if<std::is_constructible<T, U&&>::value, 
bool>::type <anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
   59 |         return profile_helper(m4, {
      |                ~~~~~~~~~~~~~~^~~~~~
   60 |                 {{-x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~~
   61 |                 {{x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~
   62 |                 {{x,-y + d2}},
      |                 ~~~~~~~~~~~~~~
   63 |                 {{x - d1,-y + d2}},
      |                 ~~~~~~~~~~~~~~~~~~~
   64 |                 {{x - d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   65 |                 {{-x + d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
   66 |                 {{-x + d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   67 |                 {{x - d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~
   68 |                 {{x - d1,y - d2}},
      |                 ~~~~~~~~~~~~~~~~~~
   69 |                 {{x,y - d2}},
      |                 ~~~~~~~~~~~~~ 
   70 |                 {{x,y},{f2}},
      |                 ~~~~~~~~~~~~~ 
   71 |                 {{-x,y},{f2}}
      |                 ~~~~~~~~~~~~~ 
   72 |         });
      |         ~~                    
/usr/include/boost/optional/detail/union_optional.hpp:397:24: note: ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’ 
declared here
  397 |     constexpr explicit optional(U&& v)
      |                        ^~~~~~~~
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 error: converting to ‘boost::optional<double>’ from initializer list would use 
explicit constructor ‘constexpr boost::optional<T>::optional(U&&) [with U = 
double&; typename std::enable_if<std::is_constructible<T, U&&>::value, 
bool>::type <anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
   59 |         return profile_helper(m4, {
      |                ~~~~~~~~~~~~~~^~~~~~
   60 |                 {{-x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~~
   61 |                 {{x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~
   62 |                 {{x,-y + d2}},
      |                 ~~~~~~~~~~~~~~
   63 |                 {{x - d1,-y + d2}},
      |                 ~~~~~~~~~~~~~~~~~~~
   64 |                 {{x - d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   65 |                 {{-x + d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
   66 |                 {{-x + d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   67 |                 {{x - d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~
   68 |                 {{x - d1,y - d2}},
      |                 ~~~~~~~~~~~~~~~~~~
   69 |                 {{x,y - d2}},
      |                 ~~~~~~~~~~~~~ 
   70 |                 {{x,y},{f2}},
      |                 ~~~~~~~~~~~~~ 
   71 |                 {{-x,y},{f2}}
      |                 ~~~~~~~~~~~~~ 
   72 |         });
      |         ~~                    
/usr/include/boost/optional/detail/union_optional.hpp:397:24: note: ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’ 
declared here
  397 |     constexpr explicit optional(U&& v)
      |                        ^~~~~~~~
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 error: converting to ‘boost::optional<double>’ from initializer list would use 
explicit constructor ‘constexpr boost::optional<T>::optional(U&&) [with U = 
double&; typename std::enable_if<std::is_constructible<T, U&&>::value, 
bool>::type <anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
   59 |         return profile_helper(m4, {
      |                ~~~~~~~~~~~~~~^~~~~~
   60 |                 {{-x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~~
   61 |                 {{x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~
   62 |                 {{x,-y + d2}},
      |                 ~~~~~~~~~~~~~~
   63 |                 {{x - d1,-y + d2}},
      |                 ~~~~~~~~~~~~~~~~~~~
   64 |                 {{x - d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   65 |                 {{-x + d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
   66 |                 {{-x + d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   67 |                 {{x - d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~
   68 |                 {{x - d1,y - d2}},
      |                 ~~~~~~~~~~~~~~~~~~
   69 |                 {{x,y - d2}},
      |                 ~~~~~~~~~~~~~ 
   70 |                 {{x,y},{f2}},
      |                 ~~~~~~~~~~~~~ 
   71 |                 {{-x,y},{f2}}
      |                 ~~~~~~~~~~~~~ 
   72 |         });
      |         ~~                    
/usr/include/boost/optional/detail/union_optional.hpp:397:24: note: ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’ 
declared here
  397 |     constexpr explicit optional(U&& v)
      |                        ^~~~~~~~
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 warning: missing initializer for member 
‘ifcopenshell::geometry::profile_point::radius’ [-Wmissing-field-initializers]
   59 |         return profile_helper(m4, {
      |                ~~~~~~~~~~~~~~^~~~~~
   60 |                 {{-x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~~
   61 |                 {{x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~
   62 |                 {{x,-y + d2}},
      |                 ~~~~~~~~~~~~~~
   63 |                 {{x - d1,-y + d2}},
      |                 ~~~~~~~~~~~~~~~~~~~
   64 |                 {{x - d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   65 |                 {{-x + d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
   66 |                 {{-x + d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   67 |                 {{x - d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~
   68 |                 {{x - d1,y - d2}},
      |                 ~~~~~~~~~~~~~~~~~~
   69 |                 {{x,y - d2}},
      |                 ~~~~~~~~~~~~~ 
   70 |                 {{x,y},{f2}},
      |                 ~~~~~~~~~~~~~ 
   71 |                 {{-x,y},{f2}}
      |                 ~~~~~~~~~~~~~ 
   72 |         });
      |         ~~                    
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 warning: missing initializer for member 
‘ifcopenshell::geometry::profile_point::radius’ [-Wmissing-field-initializers]
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 error: converting to ‘boost::optional<double>’ from initializer list would use 
explicit constructor ‘constexpr boost::optional<T>::optional(U&&) [with U = 
double&; typename std::enable_if<std::is_constructible<T, U&&>::value, 
bool>::type <anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
/usr/include/boost/optional/detail/union_optional.hpp:397:24: note: ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’ 
declared here
  397 |     constexpr explicit optional(U&& v)
      |                        ^~~~~~~~
/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp:59:30:
 error: converting to ‘boost::optional<double>’ from initializer list would use 
explicit constructor ‘constexpr boost::optional<T>::optional(U&&) [with U = 
double&; typename std::enable_if<std::is_constructible<T, U&&>::value, 
bool>::type <anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’
   59 |         return profile_helper(m4, {
      |                ~~~~~~~~~~~~~~^~~~~~
   60 |                 {{-x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~~
   61 |                 {{x,-y},{f2}},
      |                 ~~~~~~~~~~~~~~
   62 |                 {{x,-y + d2}},
      |                 ~~~~~~~~~~~~~~
   63 |                 {{x - d1,-y + d2}},
      |                 ~~~~~~~~~~~~~~~~~~~
   64 |                 {{x - d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   65 |                 {{-x + d1,-y + d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~
   66 |                 {{-x + d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~
   67 |                 {{x - d1,y - d1},{f1}},
      |                 ~~~~~~~~~~~~~~~~~~~~~~~
   68 |                 {{x - d1,y - d2}},
      |                 ~~~~~~~~~~~~~~~~~~
   69 |                 {{x,y - d2}},
      |                 ~~~~~~~~~~~~~ 
   70 |                 {{x,y},{f2}},
      |                 ~~~~~~~~~~~~~ 
   71 |                 {{-x,y},{f2}}
      |                 ~~~~~~~~~~~~~ 
   72 |         });
      |         ~~                    
/usr/include/boost/optional/detail/union_optional.hpp:397:24: note: ‘constexpr 
boost::optional<T>::optional(U&&) [with U = double&; typename 
std::enable_if<std::is_constructible<T, U&&>::value, bool>::type <anonymous> = 
false; typename std::enable_if<(! 
boost::optional_detail::is_typed_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
boost::optional_detail::is_in_place_factory<FT>::value), bool>::type 
<anonymous> = false; typename std::enable_if<(! 
std::is_base_of<boost::optional_detail::optional_tag, typename 
std::decay<_Func>::type>::value), bool>::type <anonymous> = false; T = double]’ 
declared here
  397 |     constexpr explicit optional(U&& v)
      |                        ^~~~~~~~
make[4]: *** [CMakeFiles/geometry_mapping_ifc2x3.dir/build.make:250: 
CMakeFiles/geometry_mapping_ifc2x3.dir/build/reproducible-path/ifcopenshell-0.8.1+dfsg1/src/ifcgeom/mapping/IfcCShapeProfileDef.cpp.o]
 Error 1

See
https://buildd.debian.org/status/fetch.php?pkg=ifcopenshell&arch=amd64&ver=0.8.1%2Bdfsg1-9%2Bb1&stamp=1791440223&raw=0
for details.

Cheers
-- 
Sebastian Ramacher

--- End Message ---

--- Begin Message ---

Source: ifcopenshell
Source-Version: 0.8.1+dfsg1-10
Done: Anton Gladky <[email protected]>

We believe that the bug you reported is fixed in the latest version of
ifcopenshell, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to [email protected],
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Anton Gladky <[email protected]> (supplier of updated ifcopenshell package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing [email protected])


-----BEGIN PGP SIGNED MESSAGE-----
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Format: 1.8
Date: Mon, 12 Oct 2026 19:39:38 +0200
Source: ifcopenshell
Architecture: source
Version: 0.8.1+dfsg1-10
Distribution: unstable
Urgency: medium
Maintainer: Debian Science Maintainers 
<[email protected]>
Changed-By: Anton Gladky <[email protected]>
Closes: 1150313
Changes:
 ifcopenshell (0.8.1+dfsg1-10) unstable; urgency=medium
 .
   * Fix FTBFS with boost 1.92. (Closes: #1150313)
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