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Check for zero size in memrchr for x86_64

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Andreas Schwab 2011-10-13 13:33:58 +02:00
parent 5298ffa828
commit 81dcc7fb74
2 changed files with 5 additions and 0 deletions
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ChangeLog
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@ -1,5 +1,7 @@
2011-10-13 Andreas Schwab <schwab@redhat.com>
* sysdeps/x86_64/memrchr.S: Check for zero size.
* string/stratcliff.c: Add memrchr tests.
2011-10-12 Liubov Dmitrieva <liubov.dmitrieva@gmail.com>

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sysdeps/x86_64/memrchr.S
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@ -282,6 +282,9 @@ L(return_null):
.p2align 4
L(length_less16_offset0):
test %edx, %edx
jz L(return_null)
mov %dl, %cl
pcmpeqb (%rdi), %xmm1