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Ensure that the _Generic() macro in math.h works with qualified types.

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tgmath.h contains the same bugs and so should be fixed in the same way.
This commit is contained in:
David Chisnall 2013-07-13 10:10:45 +00:00
parent 0c919b730c
commit e21be487d3
1 changed files with 26 additions and 17 deletions
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17
lib/msun/src/math.h
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@ -86,7 +86,16 @@ extern const union __nan_un {
#define __fp_type_select(x, f, d, ld) _Generic((x), \
float: f(x), \
double: d(x), \
long double: ld(x))
long double: ld(x), \
volatile float: f(x), \
volatile double: d(x), \
volatile long double: ld(x), \
volatile const float: f(x), \
volatile const double: d(x), \
volatile const long double: ld(x), \
const float: f(x), \
const double: d(x), \
const long double: ld(x))
#elif __GNUC_PREREQ__(3, 1) && !defined(__cplusplus)
#define __fp_type_select(x, f, d, ld) __builtin_choose_expr( \
__builtin_types_compatible_p(__typeof(x), long double), ld(x), \
@ -189,21 +198,21 @@ int __signbitf(float) __pure2;
int __signbitl(long double) __pure2;
static __inline int
__inline_isnan(double __x)
__inline_isnan(__const double __x)
{
return (__x != __x);
}
static __inline int
__inline_isnanf(float __x)
__inline_isnanf(__const float __x)
{
return (__x != __x);
}
static __inline int
__inline_isnanl(long double __x)
__inline_isnanl(__const long double __x)
{
return (__x != __x);