debian/changelog

+spdlog (1:1.1.0-2) unstable; urgency=medium
+
+  * Team upload.
+  * Drop debian/gdb.conf (specifying only defaults)
+  * Fix build on several architectures (Thanks for the patch to
+    Adrian Bunk <bunk@debian.org>)
+    Closes: #909938
+
+ -- Andreas Tille <tille@debian.org>  Mon, 01 Oct 2018 08:31:40 +0200
+
 spdlog (1:1.1.0-1) unstable; urgency=medium
 
   * Team upload.

debian/gbp.conf

-[DEFAULT]
-# The default name for the upstream branch is "upstream".
-# Change it if the name is different (for instance, "master").
-upstream-branch = upstream
-# The default name for the Debian branch is "master".
-# Change it if the name is different (for instance, "debian/unstable").
-debian-branch = master
-# gbp import-orig uses the following names for the upstream tags.
-# Change the value if you are not using gbp import-orig
-upstream-tag = upstream/%(version)s
-# Always use pristine-tar.
-pristine-tar = True

debian/rules

 #!/usr/bin/make -f
 
+ifneq (,$(filter $(DEB_HOST_ARCH), armel m68k mips mipsel powerpc powerpcspe sh4))
+  export DEB_LDFLAGS_MAINT_APPEND=-latomic
+endif
+
 %:
 	dh $@