WIP MachO binutils port assisted by AI
I may consider upstreaming this in the future.
asan: null pointer as arg 2 of memcpy
Replace xmalloc+memcpy+free with xrealloc, avoiding the asan warning
on the initial allocation where we had memcpy(p,0,0).
* cg_arcs.c (arc_add): Use xrealloc.
Alan Modra
(May 1, 2025, 10:50 PM +0930)
a388feed
f72c4fa3
+2
-12
+2
-12
gprof/cg_arcs.c
+2
-12
gprof/cg_arcs.c
···
89
89
arc_add (Sym *parent, Sym *child, unsigned long count)
90
90
{
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91
static unsigned int maxarcs = 0;
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-
Arc *arc, **newarcs;
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+
Arc *arc;
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93
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DBG (TALLYDEBUG, printf ("[arc_add] %lu arcs from %s to %s\n",
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95
count, parent->name, child->name));
···
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maxarcs = 1;
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maxarcs *= 2;
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-
/* Allocate the new array. */
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-
newarcs = (Arc **)xmalloc(sizeof (Arc *) * maxarcs);
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-
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-
/* Copy the old array's contents into the new array. */
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-
memcpy (newarcs, arcs, numarcs * sizeof (Arc *));
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-
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-
/* Free up the old array. */
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-
free (arcs);
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-
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-
/* And make the new array be the current array. */
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-
arcs = newarcs;
127
+
arcs = xrealloc (arcs, sizeof (*arcs) * maxarcs);
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128
}
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129
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/* Place this arc in the arc array. */