From: Adhemerval Zanella Date: Fri, 14 Mar 2014 17:15:40 +0000 (-0500) Subject: Add truncl tests related to BZ#16414 X-Git-Tag: glibc-2.20~749 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4655c291d1808c35b7c54236ae62be7a3aaa0a2d;p=thirdparty%2Fglibc.git Add truncl tests related to BZ#16414 --- diff --git a/ChangeLog b/ChangeLog index ae102928a65..59f3bb3bf3e 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2014-03-14 Adhemerval Zanella + + * math/libm-test.inc (trunc_test_data): Add more tests related to + BZ#16414. + 2014-03-14 Roland McGrath * nptl/pthread_create.c (__pthread_create_2_1): Test TLS_TCB_AT_TP diff --git a/math/libm-test.inc b/math/libm-test.inc index 574654e2225..10e78068464 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -11283,6 +11283,15 @@ static const struct test_f_f_data trunc_test_data[] = TEST_f_f (trunc, -72057594037927936.75L, -72057594037927936.0L), TEST_f_f (trunc, -72057594037927937.5L, -72057594037927937.0L), + /* Check cases where first double is a exact integer higher than 2^52 and + the precision is determined by second long double for IBM long double. */ + TEST_f_f (trunc, 34503599627370498.515625L, 34503599627370498.0L), + TEST_f_f (trunc, -34503599627370498.515625L, -34503599627370498.0L), +# if LDBL_MANT_DIG >= 106 + TEST_f_f (trunc, 1192568192774434123539907640624.484375L, 1192568192774434123539907640624.0L), + TEST_f_f (trunc, -1192568192774434123539907640624.484375L, -1192568192774434123539907640624.0L), +# endif + TEST_f_f (trunc, 10141204801825835211973625643007.5L, 10141204801825835211973625643007.0L), TEST_f_f (trunc, 10141204801825835211973625643008.25L, 10141204801825835211973625643008.0L), TEST_f_f (trunc, 10141204801825835211973625643008.5L, 10141204801825835211973625643008.0L),