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| author | Igor Pashev <pashev.igor@gmail.com> | 2014-09-30 18:22:54 +0400 |
|---|---|---|
| committer | Igor Pashev <pashev.igor@gmail.com> | 2014-09-30 18:22:54 +0400 |
| commit | 08bc9e01c274a01d107b348f921e1c74dd04bd3a (patch) | |
| tree | 25348bff03c29d9dd6c6dd96bf82c7c9f9265ccf /gnulib-tests/test-signbit.c | |
| parent | b9c7373f203ab77c58cb6b131f8b58236ea337a2 (diff) | |
| parent | c18578632fd3c9e513e613a86ba2b7c4ebee6c45 (diff) | |
| download | coreutils-08bc9e01c274a01d107b348f921e1c74dd04bd3a.tar.gz | |
Merge tag 'upstream/8.23'
Upstream version 8.23
Diffstat (limited to 'gnulib-tests/test-signbit.c')
| -rw-r--r-- | gnulib-tests/test-signbit.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/gnulib-tests/test-signbit.c b/gnulib-tests/test-signbit.c index e8ea097c..584bf4f9 100644 --- a/gnulib-tests/test-signbit.c +++ b/gnulib-tests/test-signbit.c @@ -1,5 +1,5 @@ /* Test of signbit() substitute. - Copyright (C) 2007-2013 Free Software Foundation, Inc. + Copyright (C) 2007-2014 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -151,6 +151,16 @@ test_signbitl () #define NWORDS \ ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) typedef union { long double value; unsigned int word[NWORDS]; } memory_long_double; + +#if defined __powerpc__ && LDBL_MANT_DIG == 106 + /* This is PowerPC "double double", a pair of two doubles. Inf and Nan are + represented as the corresponding 64-bit IEEE values in the first double; + the second is ignored. Manipulate only the first double. */ + #undef NWORDS + #define NWORDS \ + ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +#endif + memory_long_double m; m.value = zerol / zerol; # if LDBL_EXPBIT0_BIT > 0 |