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gas: ensure XCOFF DWARF subsection are initialized to 0

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debug_abbrev doesn't use end_exp to compute its size. However, it must
be NULL. Otherwise, ppc_xcoff_end might try to access uninitialized
memory.

gas/
	* config/tc-ppc.c (ppc_dwsect): Use XCNEW instead of XNEW when creating
	a new subsection.
This commit is contained in:
Clément Chigot 2021-07-29 13:14:47 +02:00
parent 8ba4f8f6c2
commit f681e5867d
1 changed files with 1 additions and 1 deletions
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2
gas/config/tc-ppc.c
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@ -4723,7 +4723,7 @@ ppc_dwsect (int ignore ATTRIBUTE_UNUSED)
else
{
/* Create a new dw subsection. */
subseg = XNEW (struct dw_subsection);
subseg = XCNEW (struct dw_subsection);
if (opt_label == NULL)
{