firefox-pgo-minefield-smp/potential-pgo-fix.patch

   1 diff -r b8f1ba61d9bc configure.in
   2 --- a/configure.in    Fri Apr 10 16:42:29 2009 -0400
   3 +++ b/configure.in    Sat Apr 11 21:02:10 2009 +0200
   4 @@ -7099,28 +7099,28 @@ MOZ_ARG_DISABLE_BOOL(profile-guided-opti
   5  [  --disable-profile-guided-optimization
   6                             Don't build with PGO even if called via make profiledbuild],
   7  MOZ_PROFILE_GUIDED_OPTIMIZE_DISABLE=1,
   8  MOZ_PROFILE_GUIDED_OPTIMIZE_DISABLE=)
   9
  10  AC_SUBST(MOZ_PROFILE_GUIDED_OPTIMIZE_DISABLE)
  11
  12  _SAVE_CFLAGS="$CFLAGS"
  13 -CFLAGS="$CFLAGS -fprofile-generate"
  14 +CFLAGS="$CFLAGS -fprofile-generate -fprofile-correction -fprofile-arcs -ftest-coverage"
  15
  16  AC_MSG_CHECKING([whether C compiler supports -fprofile-generate])
  17  AC_TRY_COMPILE([], [return 0;],
  18 -               [ PROFILE_GEN_CFLAGS="-fprofile-generate"
  19 +               [ PROFILE_GEN_CFLAGS="-fprofile-generate -fprofile-correction -fprofile-arcs -ftest-coverage"
  20                   result="yes" ], result="no")
  21  AC_MSG_RESULT([$result])
  22
  23  if test $result = "yes"; then
  24    PROFILE_GEN_LDFLAGS="-fprofile-generate"
  25 -  PROFILE_USE_CFLAGS="-fprofile-use"
  26 -  PROFILE_USE_LDFLAGS="-fprofile-use"
  27 +  PROFILE_USE_CFLAGS="-fprofile-use -fprofile-correction -fprofile-arcs -ftest-coverage"
  28 +  PROFILE_USE_LDFLAGS="-fprofile-use -fprofile-correction -fprofile-arcs"
  29  else
  30    CFLAGS="$_SAVE_CFLAGS -fprofile-arcs"
  31    AC_MSG_CHECKING([whether C compiler supports -fprofile-arcs])
  32    AC_TRY_COMPILE([], [return 0;],
  33                   [ PROFILE_GEN_CFLAGS="-fprofile-arcs"
  34                     result="yes" ], result="no")
  35    AC_MSG_RESULT([$result])
  36    if test $result = "yes"; then
  37 endif