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authorPaul E. Murphy <murphyp@linux.ibm.com>2021-01-22 13:55:45 -0600
committerSimon Marchi <simon.marchi@polymtl.ca>2021-02-05 13:35:20 -0500
commit9c9d63b15ad548f65f8bfd41cb7a4ef9af5ccb28 (patch)
treed232965a0537906ce89ec096cd97ac943991a6b7 /gnulib/import/isnand-nolibm.h
parent0110ec824ef40f3f08b8670bdfa2160d157e2000 (diff)
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gnulib: update to 776af40e0
This fixes PR27184, a failure to compile gdb due to cdefs.h being out of sync with glibc on ppc64le targets which are compiled with -mabi=ieeelongdouble and glibc 2.32. Likewise, update usage of _GL_ATTRIBUTE_FORMAT_PRINTF to _GL_ATTRIBUTE_FORMAT_PRINTF_STANDARD. Likewise, disable newly added rpl_free gnulib api in gdbserver support libraries. Likewise, undefine read/write macros before redefining them on mingw targets. Likewise, wrap C++ usage of free with GNULIB_NAMESPACE namespace as needed. Change-Id: I86517613c0d8ac8f5ea45bbc4ebe2b54a3aef29f
Diffstat (limited to 'gnulib/import/isnand-nolibm.h')
-rw-r--r--gnulib/import/isnand-nolibm.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/gnulib/import/isnand-nolibm.h b/gnulib/import/isnand-nolibm.h
index cbabed4..c299130 100644
--- a/gnulib/import/isnand-nolibm.h
+++ b/gnulib/import/isnand-nolibm.h
@@ -1,5 +1,5 @@
/* Test for NaN that does not need libm.
- Copyright (C) 2007-2020 Free Software Foundation, Inc.
+ Copyright (C) 2007-2021 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
@@ -17,8 +17,8 @@
#if HAVE_ISNAND_IN_LIBC
/* Get declaration of isnan macro. */
# include <math.h>
-# if __GNUC__ >= 4
- /* GCC 4.0 and newer provides three built-ins for isnan. */
+# if (__GNUC__ >= 4) || (__clang_major__ >= 4)
+ /* GCC >= 4.0 and clang provide a type-generic built-in for isnan. */
# undef isnand
# define isnand(x) __builtin_isnan ((double)(x))
# else