debian/changelog

+sfcgal (1.3.7-4) unstable; urgency=medium
+
+  [ Gianfranco Costamagna ]
+  * Reduce debug info also on arm64 to fix a build failure
+
+  [ Bas Couwenberg ]
+  * Add gmpxx to `sfcgal-config --libs`.
+  * Add libgmp-dev to libsfcgal-dev dependencies.
+  * Update symbols for other architectures.
+
+ -- Bas Couwenberg <sebastic@debian.org>  Sun, 08 Dec 2019 18:41:57 +0100
+
 sfcgal (1.3.7-3) unstable; urgency=medium
 
   [ Bas Couwenberg ]

debian/control

@@ -40,6 +40,7 @@ Architecture: any
 Section: libdevel
 Depends: libsfcgal1 (= ${binary:Version}),
          libcgal-dev (>= 4.10.1),
+         libgmp-dev,
          ${misc:Depends}
 Description: Library for ISO 19107:2013 and OGC SFA 1.2 for 3D operations (development)
  SFCGAL is a C++ wrapper library around CGAL with the aim of

debian/patches/series

 no-c++98.patch
 fix-ftbfs-with-cgal-5.x.patch
 fix-linker-error.patch
+sfcgal-config.patch

debian/patches/sfcgal-config.patch

+Description: Add gmpxx to `sfcgal-config --libs`.
+ Fixes link errors:
+ .
+ /usr/bin/ld: /usr/lib/x86_64-linux-gnu/libSFCGAL.so: undefined reference to `operator>>(std::istream&, __mpz_struct*)'
+ /usr/bin/ld: /usr/lib/x86_64-linux-gnu/libSFCGAL.so: undefined reference to `operator<<(std::ostream&, __mpz_struct const*)'
+Author: Bas Couwenberg <sebastic@debian.org>
+
+--- a/sfcgal-config.in
++++ b/sfcgal-config.in
+@@ -38,7 +38,7 @@ case $1 in
+ 	echo -I${prefix}/include 
+ 	;;
+     --libs)
+-	echo -L${libdir} -l@SFCGAL_LIB_NAME@
++	echo -L${libdir} -l@SFCGAL_LIB_NAME@ -lgmpxx
+ 	;;
+     --ldflags)
+ 	echo -L${libdir}

debian/rules

@@ -13,7 +13,7 @@ DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
 export DEB_BUILD_MAINT_OPTIONS=hardening=+all
 
 # reduce debug info to fix FTBFS on archs with few address space
-ifneq (,$(filter $(DEB_HOST_ARCH), mips mipsel))
+ifneq (,$(filter $(DEB_HOST_ARCH),arm64 mips mipsel))
     CMAKECXXFLAGS="-DCMAKE_CXX_FLAGS_RELWITHDEBINFO=' -O2 -g1 -DNDEBUG'"
 endif