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-rw-r--r--math/math.h36
1 files changed, 26 insertions, 10 deletions
diff --git a/math/math.h b/math/math.h
index f1f8260c6c..762ccbe409 100644
--- a/math/math.h
+++ b/math/math.h
@@ -264,10 +264,10 @@ extern int matherr __P ((struct exception *__exc));
/* Some useful constants. */
# define M_E _Mldbl(2.7182818284590452354) /* e */
-# define M_LOG2E _Mldbl(1.4426950408889634074) /* log 2e */
-# define M_LOG10E _Mldbl(0.43429448190325182765) /* log 10e */
-# define M_LN2 _Mldbl(0.69314718055994530942) /* log e2 */
-# define M_LN10 _Mldbl(2.30258509299404568402) /* log e10 */
+# define M_LOG2E _Mldbl(1.4426950408889634074) /* log_2 e */
+# define M_LOG10E _Mldbl(0.43429448190325182765) /* log_10 e */
+# define M_LN2 _Mldbl(0.69314718055994530942) /* log_e 2 */
+# define M_LN10 _Mldbl(2.30258509299404568402) /* log_e 10 */
# define M_PI _Mldbl(3.14159265358979323846) /* pi */
# define M_PI_2 _Mldbl(1.57079632679489661923) /* pi/2 */
# define M_PI_4 _Mldbl(0.78539816339744830962) /* pi/4 */
@@ -312,34 +312,50 @@ extern int matherr __P ((struct exception *__exc));
/* Return nonzero value if X is greater than Y. */
# ifndef isgreater
-# define isgreater(x, y) (!isunordered ((x), (y)) && (x) > (y))
+# define isgreater(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered (__x, __y) && __x > __y; }))
# endif
/* Return nonzero value if X is greater than or equal to Y. */
# ifndef isgreaterequal
-# define isgreaterequal(x, y) (!isunordered ((x), (y)) && (x) >= (y))
+# define isgreaterequal(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered (__x, __y) && __x >= __y; }))
# endif
/* Return nonzero value if X is less than Y. */
# ifndef isless
-# define isless(x, y) (!isunordered ((x), (y)) && (x) < (y))
+# define isless(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered (__x, __y) && __x < __y; }))
# endif
/* Return nonzero value if X is less than or equal to Y. */
# ifndef islessequal
-# define islessequal(x, y) (!isunordered ((x), (y)) && (x) <= (y))
+# define islessequal(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered (__x, __y) && __x <= __y; }))
# endif
/* Return nonzero value if either X is less than Y or Y is less than X. */
# ifndef islessgreater
# define islessgreater(x, y) \
- (!isunordered ((x), (y)) && ((x) < (y) || (y) < (x)))
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered (__x, __y) && (__x < __y || __y < __x); }))
# endif
/* Return nonzero value if arguments are unordered. */
# ifndef isunordered
# define isunordered(x, y) \
- (fpclassify (x) == FP_NAN || fpclassify (y) == FP_NAN)
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ fpclassify (__x) == FP_NAN || fpclassify (__y) == FP_NAN; }))
# endif
#endif