🚀 go-pugleaf

A missing target for a goto is not caught by the compiler, but rather
turned into an undefined symbol detected at link time.  The resulting
error message is not very informative.

Script started on Sat Sep 12 07:30:42 1992
$ cat bug.c
main() {
        if (1) goto found;
}
$ g++ -v bug.c
Reading specs from /usr/gnu/lib/gcc-lib/decstation/2.2.2/specs
gcc version 2.2.2
 /usr/gnu/lib/gcc-lib/decstation/2.2.2/cpp -lang-c++ -v -undef -D__GNUC__=2 -D__GNUG__=2 -D__cplusplus -D__ANSI_COMPAT -DMIPSEL -DR3000 -DSYSTYPE_BSD -D_SYSTYPE_BSD -Dbsd4_2 -Dhost_mips -Dmips -Dultrix -Dunix -D__ANSI_COMPAT -D__MIPSEL__ -D__R3000__ -D__S> YSTYPE_BSD__ -D___SYSTYPE_BSD__ -D__bsd4_2__ -D__host_mips__ -D__mips__ -D__ultrix__ -D__unix__ -D__ANSI_COMPAT -D__MIPSEL -D__R3000 -D__SYSTYPE_BSD -D___SYSTYPE_BSD -D__bsd4_2 -D__host_mips -D__mips -D__ultrix -D__unix -D__LANGUAGE_C__ -D__LANGUAGE_C -D
L> ANGUAGE_C bug.c /usr/tmp/cca12346.i
GNU CPP version 2.2.2 [AL 1.1, MM 19] DECstation running ultrix
 /usr/gnu/lib/gcc-lib/decstation/2.2.2/cc1plus /usr/tmp/cca12346.i -quiet -dumpbase bug.cc -version -o /usr/tmp/cca12346.s
GNU C++ version 2.2.2 [AL 1.1, MM 19] DECstation running ultrix compiled by GNU C version 2.2.2.
 as -nocpp -EL -v -o bug.o /usr/tmp/cca12346.s
/usr/lib/cmplrs/cc/as0 -v -G 8 -EL -g0 -O1 /usr/tmp/cca12346.s -o /tmp/ctmaa12357 -t /tmp/ctmsta12357 
as0: main 
0.0u 0.0s 0:00 15% 54+51k 0+8io 6pf+0w
/usr/lib/cmplrs/cc/as1 -v -G 8 -p0 -EL -g0 -O1 /tmp/ctmaa12357 -o bug.o -t /tmp/ctmsta12357 
as1: main 
0.0u 0.0s 0:00 20% 70+59k 1+1io 8pf+0w
 /usr/gnu/lib/gcc-lib/decstation/2.2.2/mips-tfile -v -o bug.o /usr/tmp/cca12346.s
mips-tfile version 2.2.2 [AL 1.1, MM 19] DECstation running ultrix
 /usr/gnu/lib/gcc-lib/decstation/2.2.2/ld -EL /usr/lib/cmplrs/cc/crt0.o -L/usr/gnu/lib/gcc-lib/decstation/2.2.2 -L/usr/lib/cmplrs/cc -L/usr/lib/cmplrs/cc -L/usr/gnu/lib bug.o -lg++ -lgcc -lc -lgcc
ld:
Undefined:
$L3
collect: /usr/bin/ld returned 1 exit status
$ ^D
script done on Sat Sep 12 07:31:29 1992