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configure.ac: handle undefined LEVEL1_DCACHE_LINESIZE #7350

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configure.ac: handle undefined LEVEL1_DCACHE_LINESIZE #7350

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2 changes: 1 addition & 1 deletion configure.ac
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Original file line number Diff line number Diff line change
Expand Up @@ -2159,7 +2159,7 @@ fi
AC_PATH_PROG(HAVE_GETCONF_CMD, getconf, "no")
if test "$HAVE_GETCONF_CMD" != "no"; then
CLS=$(getconf LEVEL1_DCACHE_LINESIZE)
if [test "$CLS" != "" && test "$CLS" != "0"]; then
if [test "$CLS" != "undefined" && test "$CLS" != "" && test "$CLS" != "0"]; then
AC_DEFINE_UNQUOTED([CLS],[${CLS}],[L1 cache line size])
else
AC_DEFINE([CLS],[64],[L1 cache line size])
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