Bug#722132: Doesn't find stddef.h

[Richard Kettlewell]

This seems to be broken again.

$ dpkg -l iwyu clang-8
Desired=Unknown/Install/Remove/Purge/Hold
|
Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name           Version      Architecture Description
+++-==============-============-============-==================================>
ii  clang-8        1:8.0.1-10   amd64        C, C++ and Objective-C compiler
ii  iwyu           8.0-4        amd64        Analyze #includes in C and
C++ sou>


iwyu -DHAVE_CONFIG_H -I. -I..     -I/usr/include/cairomm-1.0
-I/usr/lib/x86_64-linux-gnu/cairomm-1.0/include -I/usr/include/cairo
-I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include
-I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2
-I/usr/include/libpng16 -I/usr/include/sigc++-2.0
-I/usr/lib/x86_64-linux-gnu/sigc++-2.0/include -pthread
-I/usr/include/pangomm-1.4
-I/usr/lib/x86_64-linux-gnu/pangomm-1.4/include
-I/usr/include/glibmm-2.4 -I/usr/lib/x86_64-linux-gnu/glibmm-2.4/include
-I/usr/include/cairomm-1.0
-I/usr/lib/x86_64-linux-gnu/cairomm-1.0/include
-I/usr/include/sigc++-2.0 -I/usr/lib/x86_64-linux-gnu/sigc++-2.0/include
-I/usr/include/pango-1.0 -I/usr/include/libmount -I/usr/include/blkid
-I/usr/include/fribidi -I/usr/include/harfbuzz -I/usr/include/cairo
-I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include
-I/usr/include/pixman-1 -I/usr/include/uuid -I/usr/include/freetype2
-I/usr/include/libpng16 -std=gnu++11 -DTAG=\"6.0-8-gd28b46c\"
-std=gnu++11 -Wall -W -Werror -Wpointer-arith -Wwrite-strings -g -O2
-MT rsbackup.o -MD -MP -MF .deps/rsbackup.Tpo -c -o rsbackup.o rsbackup.cc
In file included from rsbackup.cc:16:
In file included from ./rsbackup.h:22:
In file included from
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/vector:64:
In file included from
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/bits/allocator.h:46:
In file included from
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/x86_64-linux-gnu/c++/10/bits/c++allocator.h:33:
In file included from
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/ext/new_allocator.h:33:
In file included from
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/new:41:
In file included from
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/exception:147:
In file included from
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/bits/exception_ptr.h:38:
/usr/bin/../lib/gcc/x86_64-linux-gnu/10/../../../../include/c++/10/bits/cxxabi_init_exception.h:38:10:
fatal error: 'stddef.h' file not found
#include <stddef.h>
         ^~~~~~~~~~