[cheese] Disable compiler optimisation when lcov is enabled

[David King <davidk src gnome org>]

commit d17fd4f98342f9c8aacf7a5cad2334ee22575f01
Author: David King <amigadave amigadave com>
Date:   Sun Dec 25 11:28:35 2011 +0100

    Disable compiler optimisation when lcov is enabled

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 7558fc3..03b33af 100644
--- a/configure.ac
+++ b/configure.ac
@@ -170,7 +170,7 @@ AS_IF([test "x$enable_lcov" != "xno"],
 AS_IF([test "x$have_lcov" = "xyes"],
   [AC_SUBST([LCOV])
    AC_SUBST([LCOV_GENHTML])
-   CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage"
+   CFLAGS="$CFLAGS -O0 -fprofile-arcs -ftest-coverage"
    LDFLAGS="$LDFLAGS -lgcov"],
   [AS_IF([test "x$enable_lcov" = "xyes"],
      [AC_MSG_ERROR([lcov code coverage reporting requested but not found])])])