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libbacktrace: avoid -Wpointer-arith errors

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Based on patch from Kirill Müller.

	* configure.ac (ACX_PROG_CC_WARNING_OPTS): Add -Wpointer-arith.
	* pecoff.c (coff_add): Cast void pointers.
	* xcoff.c (xcoff_add): Likewise.
	* configure: Regenerate.
This commit is contained in:
Ian Lance Taylor
2024-08-05 16:46:03 -07:00
parent 0dd27b95f9
commit 6ce91a2ef7
4 changed files with 11 additions and 6 deletions
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4
xcoff.c
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@@ -1200,7 +1200,9 @@ xcoff_add (struct backtrace_state *state, int descriptor, off_t offset,
goto fail;
syms_view_valid = 1;
memcpy (&str_size, syms_view.data + syms_size, 4);
memcpy (&str_size,
(const unsigned char *) syms_view.data + syms_size,
4);
str_off = fhdr.f_symptr + syms_size;