[Bug binutils/24440] New: binutils/wrstabs.c:1476:25: error: ‘%s’ directive argument is null [-Werror=format-overflow=]

[dilyan.palauzov at aegee dot org]

https://sourceware.org/bugzilla/show_bug.cgi?id=24440

            Bug ID: 24440
           Summary: binutils/wrstabs.c:1476:25: error: ‘%s’ directive
                    argument is null [-Werror=format-overflow=]
           Product: binutils
           Version: 2.33 (HEAD)
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: dilyan.palauzov at aegee dot org
  Target Milestone: ---

Compiling most recent binutils (git/master - commit
b05971a652c35ed72d3c95290e18) with gcc 8.3.1 20190330fails with:

make[4]: Entering directory '/root/binutils/binutils'
gcc -DHAVE_CONFIG_H -I. -I/git/binutils-gdb/binutils  -I.
-I/git/binutils-gdb/binutils -I../bfd -I/git/binutils-gdb/binutils/..
/bfd -I/git/binutils-gdb/binutils/../include
-DLOCALEDIR="\"/usr/local/share/locale\""
-Dbin_dummy_emulation=bin_vanilla_emulat
ion  -W -Wall -Wstrict-prototypes -Wmissing-prototypes -Wshadow
-Wstack-usage=262144 -Werror  -O2 -pipe -g -MT wrstabs.o -MD -M
P -MF .deps/wrstabs.Tpo -c -o wrstabs.o /git/binutils-gdb/binutils/wrstabs.c
/git/binutils-gdb/binutils/wrstabs.c: In function ‘stab_start_class_type’:
/git/binutils-gdb/binutils/wrstabs.c:1476:25: error: ‘%s’ directive argument is
null [-Werror=format-overflow=]
    sprintf (vtable, "~%%%s", vstring);
                         ^~
cc1: all warnings being treated as errors
make[4]: *** [Makefile:1061: wrstabs.o] Error 1

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