diff options
Diffstat (limited to 'test/Qtest.c')
| -rw-r--r-- | test/Qtest.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/test/Qtest.c b/test/Qtest.c index f694afb603e16..a94466a09f533 100644 --- a/test/Qtest.c +++ b/test/Qtest.c @@ -81,9 +81,14 @@ THIS SOFTWARE. main(Void) { char *s, *s1, *se, *se1; - int i, dItry, ndig = 0, r = 1; - union { long double d; ULong bits[4]; } u, v[2]; + int Ltest, i, dItry, ndig = 0, r = 1; + union { long double d; ULong bits[4]; } u, v[2], w; + w.bits[0] = w.bits[3] = 0; + w.d = 1.; + u.d = 3.; + w.d = w.d / u.d; + Ltest = sizeof(long double) == 16 && w.bits[0] && w.bits[3]; while( (s = fgets(ibuf, sizeof(ibuf), stdin)) !=0) { while(*s <= ' ') if (!*s++) @@ -95,7 +100,7 @@ main(Void) continue; case 'n': i = s[1]; - if (i <= ' ' || i >= '0' && i <= '9') { + if (i <= ' ' || (i >= '0' && i <= '9')) { ndig = atoi(s+1); continue; } @@ -113,8 +118,8 @@ main(Void) } } printf("\nInput: %s", ibuf); - printf(" --> f = #%lx %lx %lx %lx\n", u.bits[_0], - u.bits[_1], u.bits[_2], u.bits[_3]); + printf(" --> f = #%lx %lx %lx %lx\n", U u.bits[_0], + U u.bits[_1], U u.bits[_2], U u.bits[_3]); goto fmt_test; } dItry = 1; @@ -128,7 +133,7 @@ main(Void) printf("with bits = #%lx %lx %lx %lx\n", U u.bits[_0], U u.bits[_1], U u.bits[_2], U u.bits[_3]); fmt_test: - if (sizeof(long double) == 16) + if (Ltest) printf("printf(\"%%.35Lg\") gives %.35Lg\n", u.d); se = g_Qfmt(obuf, u.bits, ndig, sizeof(obuf)); printf("g_Qfmt(%d) gives %d bytes: \"%s\"\n\n", ndig, @@ -145,7 +150,7 @@ main(Void) printf("fI[0] == fI[1] = #%lx %lx %lx %lx\n", U v[0].bits[_0], U v[0].bits[_1], U v[0].bits[_2], U v[0].bits[_3]); - if (sizeof(long double) == 16) + if (Ltest) printf("= %.35Lg\n", v[0].d); } } @@ -153,12 +158,12 @@ main(Void) printf("fI[0] = #%lx %lx %lx %lx\n", U v[0].bits[_0], U v[0].bits[_1], U v[0].bits[_2], U v[0].bits[_3]); - if (sizeof(long double) == 16) + if (Ltest) printf("= %.35Lg\n", v[0].d); printf("fI[1] = #%lx %lx %lx %lx\n", U v[1].bits[_0], U v[1].bits[_1], U v[1].bits[_2], U v[1].bits[_3]); - if (sizeof(long double) == 16) + if (Ltest) printf("= %.35Lg\n", v[1].d); if (!memcmp(v[0].bits, u.bits, 16)) printf("fI[0] == strtod\n"); |