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suppress a "integer overflow in expression" waring on big endian. Closes 4405

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2011-12-05 04:54:14 +01:00
parent 5560e1af0a
commit b8ff9357d5
1 changed files with 3 additions and 2 deletions
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5
include/bb_archive.h
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@ -12,9 +12,10 @@ enum {
/* .xz signature: 0xfd, '7', 'z', 'X', 'Z', 0x00 */ /* .xz signature: 0xfd, '7', 'z', 'X', 'Z', 0x00 */
/* More info at: http://tukaani.org/xz/xz-file-format.txt */ /* More info at: http://tukaani.org/xz/xz-file-format.txt */
XZ_MAGIC1 = 256 * 0xfd + '7', XZ_MAGIC1 = 256 * 0xfd + '7',
XZ_MAGIC2 = 256 * (256 * (256 * 'z' + 'X') + 'Z') + 0, XZ_MAGIC2 = 256 * (unsigned)(256 * (256 * 'z' + 'X') + 'Z') + 0,
/* Different form: 32 bits, then 16 bits: */ /* Different form: 32 bits, then 16 bits: */
XZ_MAGIC1a = 256 * (256 * (256 * 0xfd + '7') + 'z') + 'X', /* (unsigned) cast suppresses "integer overflow in expression" warning */
XZ_MAGIC1a = 256 * (unsigned)(256 * (256 * 0xfd + '7') + 'z') + 'X',
XZ_MAGIC2a = 256 * 'Z' + 0, XZ_MAGIC2a = 256 * 'Z' + 0,
#else #else
COMPRESS_MAGIC = 0x9d1f, COMPRESS_MAGIC = 0x9d1f,