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gh-117888: print failing command when platform triplet detection errors #134905

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gh-117888: print failing command when platform triplet detection errors #134905

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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Build/2025-05-30-11-19-19.gh-issue-117888.-4okIx.rst
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Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
Report error if platform triplet detection fails.
6 changes: 3 additions & 3 deletions configure
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5 changes: 3 additions & 2 deletions configure.ac
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Expand Up @@ -1151,12 +1151,13 @@ fi


AC_MSG_CHECKING([for the platform triplet based on compiler characteristics])
if $CPP $CPPFLAGS $srcdir/Misc/platform_triplet.c >conftest.out 2>/dev/null; then
if $CPP $CPPFLAGS $srcdir/Misc/platform_triplet.c >conftest.out 2>conftest.err; then
PLATFORM_TRIPLET=`grep '^PLATFORM_TRIPLET=' conftest.out | tr -d ' '`
PLATFORM_TRIPLET="${PLATFORM_TRIPLET@%:@PLATFORM_TRIPLET=}"
AC_MSG_RESULT([$PLATFORM_TRIPLET])
else
AC_MSG_RESULT([none])
cat conftest.err >&2
AC_MSG_ERROR([platform triplet detection failed, see error output above])
fi
rm -f conftest.out

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