[Bug testsuite/42308] test-demangle, test-pexecute and test-expandargv compiled with wrong compiler

["howarth at nitro dot med dot uc dot edu" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #1 from howarth at nitro dot med dot uc dot edu  2010-03-01 01:11 -------
This also happens for i686-apple-darwin10....

make[2]: Nothing to be done for `check'.
gcc -DHAVE_CONFIG_H -g -O2 -I..
-I../../../gcc-4.5-20100228/libiberty/testsuite/../../include  -o test-demangle
\
                ../../../gcc-4.5-20100228/libiberty/testsuite/test-demangle.c
../libiberty.a
ld: warning: in ../libiberty.a, file is not of required architecture
Undefined symbols:
  "_is_gnu_v3_mangled_dtor", referenced from:
      _main in cca5XU3G.o
  "_is_gnu_v3_mangled_ctor", referenced from:
      _main in cca5XU3G.o
  "_cplus_demangle_set_style", referenced from:
      _main in cca5XU3G.o
      _main in cca5XU3G.o
  "_xmalloc", referenced from:
      _get_line in cca5XU3G.o
  "_cplus_demangle_name_to_style", referenced from:
      _main in cca5XU3G.o
      _main in cca5XU3G.o
  "_xrealloc", referenced from:
      _get_line in cca5XU3G.o
  "_cplus_demangle", referenced from:
      _main in cca5XU3G.o
      _main in cca5XU3G.o
ld: symbol(s) not found
collect2: ld returned 1 exit status
make[3]: *** [test-demangle] Error 1
gcc -DHAVE_CONFIG_H -g -O2 -I..
-I../../../gcc-4.5-20100228/libiberty/testsuite/../../include  -DHAVE_CONFIG_H
-I.. -o test-pexecute \
                ../../../gcc-4.5-20100228/libiberty/testsuite/test-pexecute.c
../libiberty.a
ld: warning: in ../libiberty.a, file is not of required architecture
Undefined symbols:
  "_pexecute", referenced from:
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
  "_pex_init", referenced from:
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
  "_pex_get_status", referenced from:
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
  "_pex_read_output", referenced from:
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
  "_pex_run", referenced from:
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
  "_pex_free", referenced from:
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
  "_xstrerror", referenced from:
      _fatal_error in ccp2aaPu.o
  "_pwait", referenced from:
      _main in ccp2aaPu.o
      _main in ccp2aaPu.o
ld: symbol(s) not found
collect2: ld returned 1 exit status
make[3]: *** [test-pexecute] Error 1
gcc -DHAVE_CONFIG_H -g -O2 -I..
-I../../../gcc-4.5-20100228/libiberty/testsuite/../../include  -DHAVE_CONFIG_H
-I.. -o test-expandargv \
                ../../../gcc-4.5-20100228/libiberty/testsuite/test-expandargv.c
../libiberty.a
ld: warning: in ../libiberty.a, file is not of required architecture
Undefined symbols:
  "_dupargv", referenced from:
      _run_tests in cc9bX5PF.o
      _run_tests in cc9bX5PF.o
  "_expandargv", referenced from:
      _run_tests in cc9bX5PF.o
  "_xstrerror", referenced from:
      _fatal_error in cc9bX5PF.o
  "_freeargv", referenced from:
      _run_tests in cc9bX5PF.o
      _run_tests in cc9bX5PF.o
ld: symbol(s) not found
collect2: ld returned 1 exit status
make[3]: *** [test-expandargv] Error 1
make[3]: Target `check' not remade because of errors.
make[2]: *** [check-subdir] Error 2
make[2]: Target `check' not remade because of errors.
make[1]: *** [check-libiberty] Error 2
make[1]: Target `check-host' not remade because of errors.

because the system compiler defaults to -m64 and the built compiler to -m32
causing the mismatch.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42308