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bpo-33484: Link instead of run certain test programs #6781

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Link instead of run certain test programs
grimreaper May 13, 2018
d935946
add news
grimreaper May 13, 2018
94546d0
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grimreaper May 15, 2018
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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Build/2018-05-13-17-32-17.bpo-33484.OqDvEb.rst
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Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
Avoid running test applications when linking will do.
56 changes: 18 additions & 38 deletions configure
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Expand Up @@ -7373,9 +7373,6 @@ fi
$as_echo_n "checking whether pthreads are available without options... " >&6; }
if ${ac_cv_pthread_is_default+:} false; then :
$as_echo_n "(cached) " >&6
else
if test "$cross_compiling" = yes; then :
ac_cv_pthread_is_default=no
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
Expand All @@ -7394,7 +7391,7 @@ int main(){
}

_ACEOF
if ac_fn_c_try_run "$LINENO"; then :
if ac_fn_c_try_link "$LINENO"; then :

ac_cv_pthread_is_default=yes
ac_cv_kthread=no
Expand All @@ -7403,10 +7400,8 @@ if ac_fn_c_try_run "$LINENO"; then :
else
ac_cv_pthread_is_default=no
fi
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
conftest.$ac_objext conftest.beam conftest.$ac_ext
fi

rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext

fi

Expand All @@ -7421,7 +7416,7 @@ else
# -Kpthread, if available, provides the right #defines
# and linker options to make pthread_create available
# Some compilers won't report that they do not support -Kpthread,
# so we need to run a program to see whether it really made the
# so we need to link a program to see whether it really made the
# function available.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -Kpthread" >&5
$as_echo_n "checking whether $CC accepts -Kpthread... " >&6; }
Expand All @@ -7430,10 +7425,7 @@ if ${ac_cv_kpthread+:} false; then :
else
ac_save_cc="$CC"
CC="$CC -Kpthread"
if test "$cross_compiling" = yes; then :
ac_cv_kpthread=no
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */

#include <stdio.h>
Expand All @@ -7450,15 +7442,13 @@ int main(){
}

_ACEOF
if ac_fn_c_try_run "$LINENO"; then :
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_kpthread=yes
else
ac_cv_kpthread=no
fi
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
conftest.$ac_objext conftest.beam conftest.$ac_ext
fi

rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CC="$ac_save_cc"
fi

Expand All @@ -7471,7 +7461,7 @@ then
# -Kthread, if available, provides the right #defines
# and linker options to make pthread_create available
# Some compilers won't report that they do not support -Kthread,
# so we need to run a program to see whether it really made the
# so we need to link a program to see whether it really made the
# function available.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -Kthread" >&5
$as_echo_n "checking whether $CC accepts -Kthread... " >&6; }
Expand All @@ -7480,10 +7470,7 @@ if ${ac_cv_kthread+:} false; then :
else
ac_save_cc="$CC"
CC="$CC -Kthread"
if test "$cross_compiling" = yes; then :
ac_cv_kthread=no
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */

#include <stdio.h>
Expand All @@ -7500,15 +7487,13 @@ int main(){
}

_ACEOF
if ac_fn_c_try_run "$LINENO"; then :
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_kthread=yes
else
ac_cv_kthread=no
fi
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
conftest.$ac_objext conftest.beam conftest.$ac_ext
fi

rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CC="$ac_save_cc"
fi

Expand All @@ -7521,7 +7506,7 @@ then
# -pthread, if available, provides the right #defines
# and linker options to make pthread_create available
# Some compilers won't report that they do not support -pthread,
# so we need to run a program to see whether it really made the
# so we need to link a program to see whether it really made the
# function available.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -pthread" >&5
$as_echo_n "checking whether $CC accepts -pthread... " >&6; }
Expand All @@ -7530,10 +7515,7 @@ if ${ac_cv_pthread+:} false; then :
else
ac_save_cc="$CC"
CC="$CC -pthread"
if test "$cross_compiling" = yes; then :
ac_cv_pthread=no
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */

#include <stdio.h>
Expand All @@ -7550,15 +7532,13 @@ int main(){
}

_ACEOF
if ac_fn_c_try_run "$LINENO"; then :
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_pthread=yes
else
ac_cv_pthread=no
fi
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
conftest.$ac_objext conftest.beam conftest.$ac_ext
fi

rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CC="$ac_save_cc"
fi

Expand Down
14 changes: 7 additions & 7 deletions configure.ac
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Expand Up @@ -1901,7 +1901,7 @@ fi
# options before we can check whether -Kpthread improves anything.
AC_MSG_CHECKING(whether pthreads are available without options)
AC_CACHE_VAL(ac_cv_pthread_is_default,
[AC_RUN_IFELSE([AC_LANG_SOURCE([[
[AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <pthread.h>

Expand Down Expand Up @@ -1930,13 +1930,13 @@ else
# -Kpthread, if available, provides the right #defines
# and linker options to make pthread_create available
# Some compilers won't report that they do not support -Kpthread,
# so we need to run a program to see whether it really made the
# so we need to link a program to see whether it really made the
# function available.
AC_MSG_CHECKING(whether $CC accepts -Kpthread)
AC_CACHE_VAL(ac_cv_kpthread,
[ac_save_cc="$CC"
CC="$CC -Kpthread"
AC_RUN_IFELSE([AC_LANG_SOURCE([[
AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <pthread.h>

Expand All @@ -1959,13 +1959,13 @@ then
# -Kthread, if available, provides the right #defines
# and linker options to make pthread_create available
# Some compilers won't report that they do not support -Kthread,
# so we need to run a program to see whether it really made the
# so we need to link a program to see whether it really made the
# function available.
AC_MSG_CHECKING(whether $CC accepts -Kthread)
AC_CACHE_VAL(ac_cv_kthread,
[ac_save_cc="$CC"
CC="$CC -Kthread"
AC_RUN_IFELSE([AC_LANG_SOURCE([[
AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <pthread.h>

Expand All @@ -1988,13 +1988,13 @@ then
# -pthread, if available, provides the right #defines
# and linker options to make pthread_create available
# Some compilers won't report that they do not support -pthread,
# so we need to run a program to see whether it really made the
# so we need to link a program to see whether it really made the
# function available.
AC_MSG_CHECKING(whether $CC accepts -pthread)
AC_CACHE_VAL(ac_cv_pthread,
[ac_save_cc="$CC"
CC="$CC -pthread"
AC_RUN_IFELSE([AC_LANG_SOURCE([[
AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <pthread.h>

Expand Down