From: Marek Polacek Date: Sat, 26 May 2012 11:49:49 +0000 (+0200) Subject: Fix fma test for underflow. X-Git-Tag: glibc-2.16-tps~150 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d81dcb356909937b0c8e9c69ff0be27f51aaa07a;p=thirdparty%2Fglibc.git Fix fma test for underflow. --- diff --git a/ChangeLog b/ChangeLog index 7ee459ba438..a4ae9657b51 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2012-05-25 Marek Polacek + + [BZ #14152] + * math/libm-test.inc (fma_test): Don't always expect underflow + exception. + 2012-05-26 Siddhesh Poyarekar [BZ #12416] diff --git a/math/libm-test.inc b/math/libm-test.inc index ed13f53ec87..bb19dee350b 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -3970,7 +3970,8 @@ fma_test (void) TEST_fff_f (fma, 0x1.4000004p-967, 0x1p-106, 0x0.000001p-1022, 0x0.0000010000003p-1022, UNDERFLOW_EXCEPTION); TEST_fff_f (fma, 0x1.4p-967, -0x1p-106, -0x0.000001p-1022, -0x0.0000010000002p-1022, UNDERFLOW_EXCEPTION); TEST_fff_f (fma, -0x1.19cab66d73e17p-959, 0x1.c7108a8c5ff51p-107, -0x0.80b0ad65d9b64p-1022, -0x0.80b0ad65d9d59p-1022, UNDERFLOW_EXCEPTION); - TEST_fff_f (fma, -0x1.d2eaed6e8e9d3p-979, -0x1.4e066c62ac9ddp-63, -0x0.9245e6b003454p-1022, -0x0.9245c09c5fb5dp-1022, UNDERFLOW_EXCEPTION); + /* Sometimes the FE_UNDERFLOW is not set, so be prepared. See Bug 14152. */ + TEST_fff_f (fma, -0x1.d2eaed6e8e9d3p-979, -0x1.4e066c62ac9ddp-63, -0x0.9245e6b003454p-1022, -0x0.9245c09c5fb5dp-1022, UNDERFLOW_EXCEPTION_OK); TEST_fff_f (fma, 0x1.153d650bb9f06p-907, 0x1.2d01230d48407p-125, -0x0.b278d5acfc3cp-1022, -0x0.b22757123bbe9p-1022, UNDERFLOW_EXCEPTION); TEST_fff_f (fma, -0x1.fffffffffffffp-711, 0x1.fffffffffffffp-275, 0x1.fffffe00007ffp-983, 0x1.7ffffe00007ffp-983); #endif