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testsuite/print_long_arg_list

Running the testsuite with gdb-4.17.87 on m68k-motorola-sysv, I got
(among others) the following failure :

print_long_arg_list (a=22.219999999999998, b=33.332999999999998, c=0, d=-25, e=1
00, f=2345, struct1={value = 6, head = 0}, struct2={value = 10, head = 0}, struc
t3={value = 12, head = 0}, struct4={value = 14, head = 0}, flags={alpha = 1, bet
a = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0}, flags_combo={alpha = 1, be
ta = 0, ch1 = 121 'y', gamma = 1, delta = 0, ch2 = 110 'n', epsilon = 1, omega =
 0}, three_char={ch1 = 97 'a', ch2 = 98 'b', ch3 = 99 'c'}, five_char={ch1 = 108
 'l', ch2 = 109 'm', ch3 = 110 'n', ch4 = 111 'o', ch5 = 112 'p'}, int_char_comb
o={int1 = 123, ch1 = 122 'z'}, d1={double1 = 10.5}, d2={double1 = -3.33999999999
99998}, d3={double1 = 675.09122999999999}, f1={float1 = 45.2340012, float2 = 43.
5999985}, f2={float1 = 78.0100021, float2 = 122.099998}, f3={float1 = -1232.3449
7, float2 = -199.210007}) at call-ar-st.c:813
813         printf("double : %f\n", a);
(gdb) FAIL: gdb.base/call-ar-st.exp: step into print_long_arg_list


Looking at the expected result, I see :

    gdb_expect {
        -re ".*print_long_arg_list \\(a=22.219999999999999, b=33.332999999999998
, c=0, d=-25, e=100, f=2345, struct1=\{value = 6, head = 0\}, struct2=\{value =
10, head = 0\}, struct3=\{value = 12, head = 0\}, struct4=\{value = 14, head = 0
\}, flags=\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\},
 flags_combo=\{alpha = 1, beta = 0, ch1 = 121 \'y\', gamma = 1, delta = 0, ch2 =
 110 \'n\', epsilon = 1, omega = 0\}, three_char=\{ch1 = 97 \'a\', ch2 = 98 \'b\
', ch3 = 99 \'c\'\}, five_char=\{ch1 = 108 \'l\', ch2 = 109 \'m\', ch3 = 110 \'n
\', ch4 = 111 \'o\', ch5 = 112 \'p\'\}, int_char_combo=\{int1 = 123, ch1 = 122 \
'z\'\}, d1=\{double1 = 10.5\}, d2=\{double1 = -3.3399999999999999\}, d3=\{double
1 = 675.09123\}, f1=\{float1 = 45.2340012, float2 = 43.5999985\}, f2=\{float1 =
78.0100021, float2 = 122.099998\}, f3=\{float1 = -1232.34497, float2 = -199.2100
07\}\\) at ${srcdir}/${subdir}/${srcfile}:813\[\r\n\]+813\[ \t\]+printf\\(\"doub
le :.*\", a\\);.*$gdb_prompt $" {pass "step into print_long_arg_list"}
        -re ".*$gdb_prompt $" { fail "step into print_long_arg_list" }
        timeout { fail "step into print_long_arg_list (timeout)" }
    }


For me, the differences are in the last digits of some float or double numbers.
Isn't the test too strict ?

Philippe