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On Wednesday 28 November 2012 23:10:20 Mike Frysinger wrote: > The __builtin_bswap* functions were introduced in gcc-4.3, not gcc-4.2. > Fix the __GNUC_PREREQ tests to reflect this. > > Otherwise trying to compile code with gcc-4.2 falls down: > In file included from /usr/include/endian.h:60, > from /usr/include/ctype.h:40, > /usr/include/bits/byteswap.h: In function 'unsigned int __bswap_32(unsigned > int)': /usr/include/bits/byteswap.h:46: error: '__builtin_bswap32' was not > declared in this scope /usr/include/bits/byteswap.h: In function 'long > long unsigned int __bswap_64(long long unsigned int)': > /usr/include/bits/byteswap.h:110: error: '__builtin_bswap64' was not > declared in this scope btw, i think this should go into 2.17 (and perhaps the 2.16 branch) since this is a regression from 2.15. -mike
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