From 0cc14d3b95555549dec4416cd7c21375815ea422 Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Fri, 7 Feb 2020 12:49:42 +0000 Subject: [PATCH] Fix dwarf.c build with GCC 10 Silcence a compile time warning message building the binutils with gcc-10. * dwarf.c (display_debug_lines_decoded): Force a NUL termination of the truncated file name. (cherry picked from commit e1104d08fe2fbfabcfa98aa00525211e47548bd8) --- binutils/dwarf.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/binutils/dwarf.c b/binutils/dwarf.c index 35842f74b2..6ecfab5d5a 100644 --- a/binutils/dwarf.c +++ b/binutils/dwarf.c @@ -4905,6 +4905,11 @@ display_debug_lines_decoded (struct dwarf_section * section, strncpy (newFileName, fileName + fileNameLength - MAX_FILENAME_LENGTH, 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 { -- 2.25.1