bpo-45405: Prevent ``internal configure error`` when running ``configure`` with recent versions of non-Apple clang. (#28845)

Change the configure logic to function properly on macOS when the compiler
outputs a platform triplet for option --print-multiarch.

Co-authored-by: Ned Deily <nad@python.org>
This commit is contained in:
David Bohman 2021-10-12 17:10:26 -07:00 committed by GitHub
parent dbe213de7e
commit 9c4766772c
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3 changed files with 12 additions and 6 deletions

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@ -0,0 +1,2 @@
Prevent ``internal configure error`` when running ``configure``
with recent versions of non-Apple clang. Patch by David Bohman.

8
configure vendored
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@ -5227,9 +5227,6 @@ $as_echo "$as_me:
fi
MULTIARCH=$($CC --print-multiarch 2>/dev/null)
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the platform triplet based on compiler characteristics" >&5
$as_echo_n "checking for the platform triplet based on compiler characteristics... " >&6; }
cat >> conftest.c <<EOF
@ -5388,6 +5385,11 @@ $as_echo "none" >&6; }
fi
rm -f conftest.c conftest.out
if test x$PLATFORM_TRIPLET != xdarwin; then
MULTIARCH=$($CC --print-multiarch 2>/dev/null)
fi
if test x$PLATFORM_TRIPLET != x && test x$MULTIARCH != x; then
if test x$PLATFORM_TRIPLET != x$MULTIARCH; then
as_fn_error $? "internal configure error for the platform triplet, please file a bug report" "$LINENO" 5

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@ -717,9 +717,6 @@ then
fi
MULTIARCH=$($CC --print-multiarch 2>/dev/null)
AC_SUBST(MULTIARCH)
AC_MSG_CHECKING([for the platform triplet based on compiler characteristics])
cat >> conftest.c <<EOF
#undef bfin
@ -875,6 +872,11 @@ else
fi
rm -f conftest.c conftest.out
if test x$PLATFORM_TRIPLET != xdarwin; then
MULTIARCH=$($CC --print-multiarch 2>/dev/null)
fi
AC_SUBST(MULTIARCH)
if test x$PLATFORM_TRIPLET != x && test x$MULTIARCH != x; then
if test x$PLATFORM_TRIPLET != x$MULTIARCH; then
AC_MSG_ERROR([internal configure error for the platform triplet, please file a bug report])