[MacPorts] #47747: autogen @5.18.4_0 Build failure - __noreturn__

[MacPorts]

#47747: autogen @5.18.4_0 Build failure - __noreturn__
--------------------------+--------------------------------
 Reporter:  smiler2505@…  |      Owner:  macports-tickets@…
     Type:  defect        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:  2.3.3
 Keywords:                |       Port:
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 Build fails with __noreturn__ undeclared:
 :info:build /usr/bin/clang -DHAVE_CONFIG_H -I. -I..  -I.. -I../autoopts
 -I/opt/local/include -D_THREAD_SAFE -I/opt/local/include/guile/2.0
 -I/opt/local/include  -pipe -Os -arch x86_64 -MT autogen-ag.o -MD -MP -MF
 .deps/autogen-ag.Tpo -c -o autogen-ag.o `test -f 'ag.c' || echo './'`ag.c
 :info:build In file included from ag.c:7:
 :info:build In file included from ./autogen.h:60:
 :info:build In file included from
 /opt/local/include/guile/2.0/libguile.h:37:
 :info:build In file included from
 /opt/local/include/guile/2.0/libguile/async.h:28:
 :info:build In file included from
 /opt/local/include/guile/2.0/libguile/threads.h:36:
 :info:build In file included from /opt/local/include/guile/2.0/libguile
 /pthread-threads.h:29:
 :info:build /usr/include/pthread.h:311:32: error: use of undeclared
 identifier '__noreturn__'
 :info:build void      pthread_exit(void *) __dead2;
 :info:build                                ^
 :info:build /usr/include/sys/cdefs.h:135:33: note: expanded from macro
 '__dead2'
 :info:build #define __dead2         __attribute__((noreturn))
 :info:build                                        ^
 :info:build ../autoopts/stdnoreturn.h:53:19: note: expanded from macro
 'noreturn'
 :info:build # define noreturn _Noreturn
 :info:build                   ^
 :info:build ../autoopts/stdnoreturn.h:34:37: note: expanded from macro
 '_Noreturn'
 :info:build #  define _Noreturn __attribute__ ((__noreturn__))
 :info:build                                     ^
 :info:build 1 error generated.

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Ticket URL: <https://trac.macports.org/ticket/47747>
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