On 10/19/11 13:44, Tom Fogal wrote:
I had a colleague hitting issues compiling with an old gcc3.2
system.  These patches got them through.
---
  include/GL/gl.h          |    2 +-
  src/mesa/main/compiler.h |    2 +-
  2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/GL/gl.h b/include/GL/gl.h
index 998a83a..e65e1bc 100644
--- a/include/GL/gl.h
+++ b/include/GL/gl.h
@@ -67,7 +67,7 @@
  #elif defined(__CYGWIN__)&&  defined(USE_OPENGL32) /* use native windows 
opengl32 */
  #  define GLAPI extern
  #  define GLAPIENTRY __stdcall
-#elif defined(__GNUC__)        || (defined(__SUNPRO_C)&&  (__SUNPRO_C>= 0x590))
+#elif (defined(__GNUC__)&&  __GNUC__>= 4) || (defined(__SUNPRO_C)&&  
(__SUNPRO_C>= 0x590))
  #  define GLAPI __attribute__((visibility("default")))

That seems to match what X.Org's <X11/Xfuncproto.h> does for gcc
visibility attributes (the SUNPRO bits differ since Xorg supported
visibility attributes there in versions before they added compatibility
with the gcc style attributes):

#if defined(__GNUC__) && (__GNUC__ >= 4) && !defined(__CYGWIN__)
# define _X_EXPORT      __attribute__((visibility("default")))
# define _X_HIDDEN      __attribute__((visibility("hidden")))
# define _X_INTERNAL    __attribute__((visibility("internal")))
#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x550)
# define _X_EXPORT      __global
# define _X_HIDDEN      __hidden
# define _X_INTERNAL    __hidden
#else /* not gcc >= 4 and not Sun Studio >= 8 */
# define _X_EXPORT
# define _X_HIDDEN
# define _X_INTERNAL
#endif /* GNUC >= 4 */

--
        -Alan Coopersmith-        alan.coopersm...@oracle.com
         Oracle Solaris Platform Engineering: X Window System

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