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Remove several warnings reported with W=2

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Improved support for W=2 compilation flag by solving some nested-extern
and sign-compare warnings.

The libraries are compiling with warnings (which turn into errors with
the Werror flag).

Outside of libraries, some warnings cannot be fixed.

Change-Id: I06b1923857f2a6a50e93d62d0274915b268cef05
Signed-off-by: Ambroise Vincent <ambroise.vincent@arm.com>
This commit is contained in:
Ambroise Vincent 2019-02-14 09:48:21 +00:00
parent 609e053caa
commit bde2836fcc
12 changed files with 36 additions and 32 deletions
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4
lib/semihosting/semihosting.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -160,7 +160,7 @@ long semihosting_system(char *command_line)
long semihosting_get_flen(const char *file_name)
{
long file_handle;
size_t length;
long length;
assert(semihosting_connection_supported());