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avoid memcpy(x, x),

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which valgrind complains about.

R=ken
OCL=23990
CL=23990
This commit is contained in:
Russ Cox 2009-01-30 16:31:26 -08:00
parent 6dd93bbfbc
commit 9e735985d4
1 changed files with 1 additions and 1 deletions
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2
src/cmd/gc/walk.c
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@ -170,7 +170,7 @@ loop:
void
indir(Node *nl, Node *nr)
{
if(nr != N)
if(nr != N && nl != nr)
*nl = *nr;
}