ffs builtins had wrong type of parameters.
2014-03-25 Marek Polacek <pola...@redhat.com>
PR c/50347
* doc/extend.texi (ffs Builtins): Change unsigned types to signed
types.
diff --git gcc/doc/extend.texi gcc/doc/extend.texi
index c0da713..cb28bc9 100644
--- gcc/doc/extend.texi
+++ gcc/doc/extend.texi
@@ -8963,7 +8963,7 @@ Similar to @code{__builtin_nans}, except the return type
is @code{float}.
Similar to @code{__builtin_nans}, except the return type is @code{long double}.
@end deftypefn
-@deftypefn {Built-in Function} int __builtin_ffs (unsigned int x)
+@deftypefn {Built-in Function} int __builtin_ffs (int x)
Returns one plus the index of the least significant 1-bit of @var{x}, or
if @var{x} is zero, returns zero.
@end deftypefn
@@ -8993,9 +8993,9 @@ Returns the parity of @var{x}, i.e.@: the number of
1-bits in @var{x}
modulo 2.
@end deftypefn
-@deftypefn {Built-in Function} int __builtin_ffsl (unsigned long)
+@deftypefn {Built-in Function} int __builtin_ffsl (long)
Similar to @code{__builtin_ffs}, except the argument type is
-@code{unsigned long}.
+@code{long}.
@end deftypefn
@deftypefn {Built-in Function} int __builtin_clzl (unsigned long)
@@ -9023,9 +9023,9 @@ Similar to @code{__builtin_parity}, except the argument
type is
@code{unsigned long}.
@end deftypefn
-@deftypefn {Built-in Function} int __builtin_ffsll (unsigned long long)
+@deftypefn {Built-in Function} int __builtin_ffsll (long long)
Similar to @code{__builtin_ffs}, except the argument type is
-@code{unsigned long long}.
+@code{long long}.
@end deftypefn
@deftypefn {Built-in Function} int __builtin_clzll (unsigned long long)
Marek
