Writing a plugin requires use of a range of headers (such as gcc-plugin.h)
which are not installed. Here is an example:
$ /opt/gccsvn/bin/gcc -v --save-temps -Dmy_gcc_plugin_EXPORTS -fPIC -o
dumb_plugin-orig.c.o -c dumb_plugin-orig.c
Using built-in specs.
Target: x86_64-unknown-linux-gnu
Configured with: /home/bradh/devel/gcc-svn/configure --prefix=/opt/gccsvn
--enable-plugins : (reconfigured) /home/bradh/devel/gcc-svn/configure
--prefix=/opt/gccsvn --enable-plugins : (reconfigured)
/home/bradh/devel/gcc-svn/configure --prefix=/opt/gccsvn --enable-plugins :
(reconfigured) /home/bradh/devel/gcc-svn/configure --prefix=/opt/gccsvn
--enable-plugins
Thread model: posix
gcc version 4.5.0 20090502 (experimental) (GCC)
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-Dmy_gcc_plugin_EXPORTS' '-fPIC' '-o'
'dumb_plugin-orig.c.o' '-c' '-mtune=generic'
/opt/gccsvn/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/cc1 -E -quiet -v
-Dmy_gcc_plugin_EXPORTS dumb_plugin-orig.c -mtune=generic -fPIC
-fpch-preprocess -o dumb_plugin-orig.i
ignoring nonexistent directory
"/opt/gccsvn/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/../../../../x86_64-unknown-linux-gnu/include"
#include "..." search starts here:
#include <...> search starts here:
/usr/local/include
/opt/gccsvn/include
/opt/gccsvn/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/include
/opt/gccsvn/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/include-fixed
/usr/include
End of search list.
dumb_plugin-orig.c:1: fatal error: gcc-plugin.h: No such file or directory
compilation terminated.
--
Summary: gcc does not install appropriate plugin headers
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: other
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: bradh at frogmouth dot net
GCC target triplet: x86_64-unknown-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40004
