diff -r b4118c427cc0 -r 847072c96771 hotspot/src/cpu/x86/vm/jni_x86.h --- a/hotspot/src/cpu/x86/vm/jni_x86.h Tue May 07 14:33:09 2013 +0200 +++ b/hotspot/src/cpu/x86/vm/jni_x86.h Tue May 07 13:45:59 2013 -0400 @@ -28,7 +28,13 @@ #if defined(SOLARIS) || defined(LINUX) || defined(_ALLBSD_SOURCE) -#if defined(__GNUC__) && (__GNUC__ > 4) || (__GNUC__ == 4) && (__GNUC_MINOR__ > 2) + +// Note: please do not change these without also changing jni_md.h in the JDK +// repository +#ifndef __has_attribute + #define __has_attribute(x) 0 +#endif +#if (defined(__GNUC__) && ((__GNUC__ > 4) || (__GNUC__ == 4) && (__GNUC_MINOR__ > 2))) || __has_attribute(visibility) #define JNIEXPORT __attribute__((visibility("default"))) #define JNIIMPORT __attribute__((visibility("default"))) #else