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author | Rich Felker <dalias@aerifal.cx> | 2015-04-07 12:47:19 -0400 |
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committer | Rich Felker <dalias@aerifal.cx> | 2015-04-07 12:47:19 -0400 |
commit | 25748db301c242d36718c6708ffd2b67a456483a (patch) | |
tree | 811f546f5908b6826e65f6273b7ae16f6fdbcbbf /include/sys/soundcard.h | |
parent | 05e0e301e3efbeb399b9f3d96fab63aac18e601a (diff) | |
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fix possible clobbering of syscall return values on mips
depending on the compiler's interpretation of __asm__ register names
for register class objects, it may be possible for the return value in
r2 to be clobbered by the function call to __stat_fix. I have not
observed any such breakage in normal builds and suspect it only
happens with -O0 or other unusual build options, but since there's an
ambiguity as to the semantics of this feature, it's best to use an
explicit temporary to avoid the issue.
based on reporting and patch by Eugene.
Diffstat (limited to 'include/sys/soundcard.h')
0 files changed, 0 insertions, 0 deletions