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mbsrtowcs: Work around bug on native Windows.
[gnulib.git]
/
lib
/
count-one-bits.h
diff --git
a/lib/count-one-bits.h
b/lib/count-one-bits.h
index
b1087c3
..
930e861
100644
(file)
--- a/
lib/count-one-bits.h
+++ b/
lib/count-one-bits.h
@@
-1,5
+1,5
@@
/* count-one-bits.h -- counts the number of 1-bits in a word.
/* count-one-bits.h -- counts the number of 1-bits in a word.
- Copyright (C) 2007 Free Software Foundation, Inc.
+ Copyright (C) 2007
-2011
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
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
@@
-30,7
+30,9
@@
return BUILTIN (x);
#else
#define COUNT_ONE_BITS(BUILTIN, TYPE) \
return BUILTIN (x);
#else
#define COUNT_ONE_BITS(BUILTIN, TYPE) \
- verify ((TYPE) -1 >> 31 >> 31 <= 3); /* TYPE has at most 64 bits */ \
+ /* This condition is written so as to avoid shifting by more than \
+ 31 bits at once, and also avoids a random HP-UX cc bug. */ \
+ verify (((TYPE) -1 >> 31 >> 31 >> 2) == 0); /* TYPE has at most 64 bits */ \
int count = count_one_bits_32 (x); \
if (1 < (TYPE) -1 >> 31) /* TYPE has more than 32 bits? */ \
count += count_one_bits_32 (x >> 31 >> 1); \
int count = count_one_bits_32 (x); \
if (1 < (TYPE) -1 >> 31) /* TYPE has more than 32 bits? */ \
count += count_one_bits_32 (x >> 31 >> 1); \