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authorThomas Schwinge <thomas@codesourcery.com>2013-03-19 10:16:49 +0100
committerThomas Schwinge <thomas@codesourcery.com>2013-03-21 16:05:29 +0100
commit5aa4a1a1fd742479818a668d42d91ca9ec4a6318 (patch)
tree33ff8dddda5606d8646047fc8fedf63630849832 /sysdeps/i386/fpu
parent98c48fe5cc4317123a168490a8fb37540e23f104 (diff)
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On 32-bit x86, disable certain tests involving sNaN values.
Follow-up to commit 495ded2c8c1eb8c0ac4b54add2dd397852e19cba.
Diffstat (limited to 'sysdeps/i386/fpu')
-rw-r--r--sysdeps/i386/fpu/math-tests.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/sysdeps/i386/fpu/math-tests.h b/sysdeps/i386/fpu/math-tests.h
new file mode 100644
index 0000000..00c5f6c
--- /dev/null
+++ b/sysdeps/i386/fpu/math-tests.h
@@ -0,0 +1,26 @@
+/* Configuration for math tests. 32-bit x86 version.
+ Copyright (C) 2013 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* On 32-bit x86, versions of GCC up to at least 4.8 are happy to use FPU load
+ instructions for sNaN values, and loading a float or double sNaN value will
+ already raise an INVALID exception as well as turn the sNaN into a qNaN,
+ rendering certain tests infeasible in this scenario. */
+#define SNAN_TESTS_float 0
+#define SNAN_TESTS_double 0
+
+#include_next <math-tests.h>