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[Bug binutils/21096] gcc7 warnings

From: dilyan.palauzov at aegee dot org
Subject: [Bug binutils/21096] gcc7 warnings
Date: Wed, 01 Feb 2017 19:39:07 +0000


--- Comment #4 from dilyan.palauzov at aegee dot org <dilyan.palauzov at aegee 
dot org> ---
It works, but there is one more warning:

make[4]: Entering directory '/home/d/binutils/opcodes'
/bin/bash ./libtool --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I.
-I/git/binutils-gdb/opcodes  -I. -I/git/binutils-gdb/opcodes -I../bfd
-I/git/binutils-gdb/opcodes/../include -I/git/binutils-gdb/opcodes/../bfd    -W
-Wall -Wstrict-prototypes -Wmissing-prototypes -Wshadow -Wstack-usage=262144
-Werror -g -O2 -MT tic6x-dis.lo -MD -MP -MF .deps/tic6x-dis.Tpo -c -o
tic6x-dis.lo /git/binutils-gdb/opcodes/tic6x-dis.c
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I/git/binutils-gdb/opcodes -I.
-I/git/binutils-gdb/opcodes -I../bfd -I/git/binutils-gdb/opcodes/../include
-I/git/binutils-gdb/opcodes/../bfd -W -Wall -Wstrict-prototypes
-Wmissing-prototypes -Wshadow -Wstack-usage=262144 -Werror -g -O2 -MT
tic6x-dis.lo -MD -MP -MF .deps/tic6x-dis.Tpo -c
/git/binutils-gdb/opcodes/tic6x-dis.c -o tic6x-dis.o
/git/binutils-gdb/opcodes/tic6x-dis.c: In function ‘print_insn_tic6x’:
/git/binutils-gdb/opcodes/tic6x-dis.c:706:32: error: ‘snprintf’ output may be
truncated before the last format character [-Werror=format-truncation=]
    snprintf (func_unit_buf, 7, " .%c%u%s%s", func_unit_char,
/git/binutils-gdb/opcodes/tic6x-dis.c:706:4: note: ‘snprintf’ output between 5
and 8 bytes into a destination of size 7
    snprintf (func_unit_buf, 7, " .%c%u%s%s", func_unit_char,
       func_unit_side, (func_unit_cross ? "X" : ""), data_str);
cc1: all warnings being treated as errors
make[4]: *** [Makefile:1003: tic6x-dis.lo] Error 1
make[4]: Target 'all-am' not remade because of errors.

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