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configure: Add -funwind-tables

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Certain platforms( ARM comes to mind ) in order
to get a proper stack trace on crash you need
to compile with this value.  Since it only
slightly increases the size of the binary for
other platforms, I would consider it worthwhile
to include this directive.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2017-08-24 12:16:24 -04:00
parent 2de0ee8316
commit c594d99ffb
1 changed files with 1 additions and 0 deletions
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configure.ac
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@ -195,6 +195,7 @@ fi
dnl always want these CFLAGS
AC_C_FLAG([-fno-omit-frame-pointer])
AC_C_FLAG([-funwind-tables])
AC_C_FLAG([-Wall])
AC_C_FLAG([-Wextra])
AC_C_FLAG([-Wmissing-prototypes])