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Silcence a compile time warning message building the binutils with gcc-10 on an s390 host.

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* dwarf.c (display_debug_lines_decoded): Force a NUL termination
	of the truncated file name.
This commit is contained in:
Nick Clifton
2020-02-07 12:49:42 +00:00
parent 9b538ba71f
commit e1104d08fe
2 changed files with 10 additions and 0 deletions
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5
binutils/ChangeLog
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@@ -1,3 +1,8 @@
2020-02-07 Nick Clifton <nickc@redhat.com>
* dwarf.c (display_debug_lines_decoded): Force a NUL termination
of the truncated file name.
2020-02-06 Andrew Burgess <andrew.burgess@embecosm.com> 2020-02-06 Andrew Burgess <andrew.burgess@embecosm.com>
* objdump.c (print_jump_visualisation): New function. * objdump.c (print_jump_visualisation): New function.

5
binutils/dwarf.c
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@@ -4905,6 +4905,11 @@ display_debug_lines_decoded (struct dwarf_section * section,
strncpy (newFileName, strncpy (newFileName,
fileName + fileNameLength - MAX_FILENAME_LENGTH, fileName + fileNameLength - MAX_FILENAME_LENGTH,
MAX_FILENAME_LENGTH + 1); MAX_FILENAME_LENGTH + 1);
/* FIXME: This is to pacify gcc-10 which can warn that the
strncpy above might leave a non-NUL terminated string
in newFileName. It won't, but gcc's analysis doesn't
quite go far enough to discover this. */
newFileName[MAX_FILENAME_LENGTH] = 0;
} }
else else
{ {