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8360869: jcstress is able to crash jdk8 on aarch64 with jfr on #697

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8360869: jcstress is able to crash jdk8 on aarch64 with jfr on #697

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1a23a45
8360869: jcstress is able to crash jdk8 on aarch64 with jfr on
judovana Sep 15, 2025
dc7efed
Moved compiler version result to earlier stage
judovana Sep 17, 2025
f4c3110
Improved error message
judovana Sep 17, 2025
78ee959
regenerated generated-configure by self built autoconf 2.69
judovana Sep 18, 2025
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11 changes: 11 additions & 0 deletions common/autoconf/toolchain.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -846,6 +846,17 @@ AC_DEFUN_ONCE([TOOLCHAIN_MISC_CHECKS],
# This is later checked when setting flags.
fi

if test "x$TOOLCHAIN_TYPE" = xgcc; then
if test "x$OPENJDK_TARGET_CPU_ARCH" = "xaarch64" ; then
AC_MSG_CHECKING([for broken aarch64 gcc 4.x])
COMPILER_VERSION_NUMBER_MAJOR=`$ECHO "$COMPILER_VERSION_NUMBER" | $SED "s/@<:@^0-9@:>@.*//"`
if test $COMPILER_VERSION_NUMBER_MAJOR -lt 5; then
AC_MSG_ERROR([GCC < 5 is known to be compiling incorrectly on aarch64. See JDK-8360869. Gcc $COMPILER_VERSION_NUMBER_MAJOR.x detected])
fi
AC_MSG_RESULT([ok ($COMPILER_VERSION_NUMBER_MAJOR.x)])
fi
fi

# Check for broken SuSE 'ld' for which 'Only anonymous version tag is allowed
# in executable.'
USING_BROKEN_SUSE_LD=no
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