Don't define inline cimag, creal or conj for GCC 2.97 or later.

[kopensolaris-gnu/glibc.git] / math / bits / cmathcalls.h

diff --git a/math/bits/cmathcalls.h b/math/bits/cmathcalls.h
index ca0dfe1..2d186c4 100644 (file)
--- a/math/bits/cmathcalls.h
+++ b/math/bits/cmathcalls.h
@@ -1,6 +1,6 @@
 /* Prototype declarations for complex math functions;
    helper file for <complex.h>.
-   Copyright (C) 1997 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -45,7 +45,7 @@
 #error "Never use <bits/cmathcalls.h> directly; include <complex.h> instead."
 #endif
 
-#define _Mdouble_complex_ _Mdouble_ complex
+#define _Mdouble_complex_ _Mdouble_ _Complex
 
 
 /* Trigonometric functions.  */
@@ -130,28 +130,29 @@ __MATHDECL (_Mdouble_,creal, (_Mdouble_complex_ __z));
 
 
 /* Now some optimized versions.  GCC has handy notations for these
-   functions.  */
-#if defined __GNUC__ && defined __OPTIMIZE__
+   functions.  Recent GCC handles these as builtin functions so does
+   not need inlines.  */
+#if defined __GNUC__ && !__GNUC_PREREQ (2, 97) && defined __OPTIMIZE__
 
 /* Imaginary part of Z.  */
 extern __inline _Mdouble_
-__MATH_PRECNAME(cimag) (_Mdouble_complex_ __z)
+__MATH_PRECNAME(cimag) (_Mdouble_complex_ __z) __THROW
 {
   return __imag__ __z;
 }
 
 /* Real part of Z.  */
 extern __inline _Mdouble_
-__MATH_PRECNAME(creal) (_Mdouble_complex_ __z)
+__MATH_PRECNAME(creal) (_Mdouble_complex_ __z) __THROW
 {
   return __real__ __z;
 }
 
 /* Complex conjugate of Z.  */
 extern __inline _Mdouble_complex_
-__MATH_PRECNAME(conj) (_Mdouble_complex_ __z)
+__MATH_PRECNAME(conj) (_Mdouble_complex_ __z) __THROW
 {
-  return ~__z;
+  return __extension__ ~__z;
 }
 
 #endif