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-rw-r--r--configure.ac8
1 files changed, 8 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 28e10c0..0a723a4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -110,6 +110,14 @@ if test "$enable_atomic_intrinsics" = no; then
[Define to avoid C11 atomic intrinsics even if available.])
fi
+AC_ARG_ENABLE(gcov, AC_HELP_STRING([--enable-gcov],
+ [Turn on code coverage analysis]))
+if test "$enable_gcov" = "yes"; then
+ CFLAGS="$CFLAGS --coverage"
+ # Turn off code optimization to get accurate line numbers.
+ CFLAGS=`echo "$CFLAGS" | sed -e 's/-O[0-9]*//g'`
+fi
+
AC_SUBST(PICFLAG)
AC_SUBST(DEFS)