> I don't think -Wno-unsafe-loop-optimisations is valid. One has to
remove -Wunsafe-loop-optimisations instead, which is currently in
WARN_FLAGS.
It's just a question of spelling.
Also note that warnings from gnulib and minilzo are -Wno-error
--
Regards
Vladimir 'φ-coder/phcoder' Serbinenko
=== modified file 'conf/Makefile.common'
--- conf/Makefile.common 2012-02-22 15:27:39 +0000
+++ conf/Makefile.common 2012-02-22 17:26:03 +0000
@@ -104,7 +104,7 @@
CFLAGS_GCRY = -Wno-error -Wno-missing-field-initializers
CPPFLAGS_GCRY = -I$(top_srcdir)/grub-core/lib/libgcrypt_wrap
-CFLAGS_GNULIB = -Wno-undef -Wno-sign-compare -Wno-unused -Wno-unused-parameter -Wno-redundant-decls -Wno-unreachable-code -Wno-conversion -Wno-old-style-definition
+CFLAGS_GNULIB = -Wno-undef -Wno-sign-compare -Wno-unused -Wno-unused-parameter -Wno-redundant-decls -Wno-unreachable-code -Wno-conversion -Wno-old-style-definition -Wno-unsafe-loop-optimizations
CPPFLAGS_GNULIB = -I$(top_builddir)/grub-core/gnulib -I$(top_srcdir)/grub-core/gnulib
CFLAGS_POSIX = -fno-builtin
=== modified file 'configure.ac'
--- configure.ac 2012-02-22 03:56:45 +0000
+++ configure.ac 2012-02-22 16:51:06 +0000
@@ -377,9 +377,9 @@
LIBS=""
# debug flags.
-WARN_FLAGS="-Wall -W -Wshadow -Wold-style-declaration -Wold-style-definition -Wpointer-arith -Wundef -Wextra -Waddress -Warray-bounds -Wattributes -Wbuiltin-macro-redefined -Wcast-align -Wchar-subscripts -Wclobbered -Wcomment -Wcoverage-mismatch -Wdeprecated -Wdeprecated-declarations -Wdisabled-optimization -Wdiv-by-zero -Wempty-body -Wendif-labels -Wfloat-equal -Wformat-contains-nul -Wformat-extra-args -Wformat-security -Wformat-y2k -Wignored-qualifiers -Wimplicit -Wimplicit-function-declaration -Wimplicit-int -Winit-self -Wint-to-pointer-cast -Winvalid-pch -Wunsafe-loop-optimizations -Wlogical-op -Wmain -Wmissing-braces -Wmissing-field-initializers -Wmissing-format-attribute -Wmissing-noreturn -Wmudflap -Wmultichar -Wnonnull -Woverflow -Wpacked-bitfield-compat -Wparentheses -Wpointer-arith -Wpointer-to-int-cast -Wreturn-type -Wsequence-point -Wshadow -Wsign-compare -Wstrict-aliasing -Wswitch -Wsync-nand -Wtrigraphs -Wtype-limits -Wundef -Wuninitialized -Wunknown-pragmas -Wunused -Wunused-function -Wunused-label -Wunused-parameter -Wunused-value -Wunused-variable -Wvariadic-macros -Wvolatile-register-var -Wwrite-strings -Wmissing-declarations -Wmissing-parameter-type -Wmissing-prototypes -Wnested-externs -Wstrict-prototypes -Wpointer-sign"
+WARN_FLAGS="-Wall -W -Wshadow -Wold-style-declaration -Wold-style-definition -Wpointer-arith -Wundef -Wextra -Waddress -Warray-bounds -Wattributes -Wbuiltin-macro-redefined -Wcast-align -Wchar-subscripts -Wclobbered -Wcomment -Wcoverage-mismatch -Wdeprecated -Wdeprecated-declarations -Wdisabled-optimization -Wdiv-by-zero -Wempty-body -Wendif-labels -Wfloat-equal -Wformat-contains-nul -Wformat-extra-args -Wformat-security -Wformat-y2k -Wignored-qualifiers -Wimplicit -Wimplicit-function-declaration -Wimplicit-int -Winit-self -Wint-to-pointer-cast -Winvalid-pch -Wunsafe-loop-optimizations -Wlogical-op -Wmain -Wmissing-braces -Wmissing-field-initializers -Wmissing-format-attribute -Wmissing-noreturn -Wmudflap -Wmultichar -Wnonnull -Woverflow -Wpacked-bitfield-compat -Wparentheses -Wpointer-arith -Wpointer-to-int-cast -Wreturn-type -Wsequence-point -Wshadow -Wsign-compare -Wstrict-aliasing -Wswitch -Wsync-nand -Wtrigraphs -Wtype-limits -Wundef -Wuninitialized -Wunknown-pragmas -Wunused -Wunused-function -Wunused-label -Wunused-parameter -Wunused-value -Wunused-variable -Wvariadic-macros -Wvolatile-register-var -Wwrite-strings -Wmissing-parameter-type -Wnested-externs -Wstrict-prototypes -Wpointer-sign"
HOST_CFLAGS="$HOST_CFLAGS $WARN_FLAGS"
-TARGET_CFLAGS="$TARGET_CFLAGS $WARN_FLAGS -g -Wredundant-decls -Wmissing-prototypes"
+TARGET_CFLAGS="$TARGET_CFLAGS $WARN_FLAGS -g -Wredundant-decls -Wmissing-prototypes -Wmissing-declarations"
TARGET_CCASFLAGS="$TARGET_CCASFLAGS -g"
# Force no alignment to save space on i386.
=== modified file 'grub-core/commands/legacycfg.c'
--- grub-core/commands/legacycfg.c 2012-02-12 14:25:25 +0000
+++ grub-core/commands/legacycfg.c 2012-02-22 17:34:01 +0000
@@ -543,15 +543,17 @@
grub_uint8_t hash[MD5_HASHLEN];
};
+#pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations"
+
static int
check_password_md5_real (const char *entered,
struct legacy_md5_password *pw)
{
- int enteredlen = grub_strlen (entered);
+ grub_size_t enteredlen = grub_strlen (entered);
unsigned char alt_result[MD5_HASHLEN];
unsigned char *digest;
grub_uint8_t ctx[GRUB_MD_MD5->contextsize];
- int i;
+ grub_size_t i;
GRUB_MD_MD5->init (ctx);
GRUB_MD_MD5->write (ctx, entered, enteredlen);
@@ -600,6 +602,8 @@
return (grub_crypto_memcmp (digest, pw->hash, MD5_HASHLEN) == 0);
}
+#pragma GCC diagnostic error "-Wunsafe-loop-optimizations"
+
static grub_err_t
check_password_md5 (const char *user,
const char *entered,
=== modified file 'grub-core/commands/testload.c'
--- grub-core/commands/testload.c 2012-02-22 04:04:54 +0000
+++ grub-core/commands/testload.c 2012-02-22 16:25:36 +0000
@@ -77,19 +77,24 @@
grub_printf ("Reading %s sequentially again", argv[0]);
grub_file_seek (file, 0);
- for (pos = 0; pos < size; pos += GRUB_DISK_SECTOR_SIZE)
+ for (pos = 0; pos < size;)
{
char sector[GRUB_DISK_SECTOR_SIZE];
-
- if (grub_file_read (file, sector, GRUB_DISK_SECTOR_SIZE)
- != GRUB_DISK_SECTOR_SIZE)
+ grub_size_t curlen = GRUB_DISK_SECTOR_SIZE;
+
+ if (curlen > size - pos)
+ curlen = size - pos;
+
+ if (grub_file_read (file, sector, curlen)
+ != (grub_ssize_t) curlen)
goto fail;
- if (grub_memcmp (sector, buf + pos, GRUB_DISK_SECTOR_SIZE) != 0)
+ if (grub_memcmp (sector, buf + pos, curlen) != 0)
{
grub_printf ("\nDiffers in %lld\n", (unsigned long long) pos);
goto fail;
}
+ pos += curlen;
}
grub_printf (" Done.\n");
=== modified file 'grub-core/disk/ldm.c'
--- grub-core/disk/ldm.c 2012-02-10 11:36:02 +0000
+++ grub-core/disk/ldm.c 2012-02-22 17:26:19 +0000
@@ -831,7 +831,7 @@
{
struct grub_diskfilter_pv *pv = NULL;
struct grub_diskfilter_vg *vg = NULL;
- struct grub_diskfilter_lv *res, *lv;
+ struct grub_diskfilter_lv *res = 0, *lv, *res_lv = 0;
pv = grub_diskfilter_get_pv_from_disk (disk, &vg);
@@ -844,19 +844,21 @@
&& lv->segments->nodes->pv == pv
&& lv->segments->nodes->start + pv->start_sector == start)
{
- res = lv;
+ res_lv = lv;
break;
}
+ if (!res_lv)
+ return NULL;
for (lv = vg->lvs; lv; lv = lv->next)
if (lv->segment_count == 1 && lv->segments->node_count == 1
&& lv->segments->type == GRUB_DISKFILTER_MIRROR
- && lv->segments->nodes->lv == lv)
+ && lv->segments->nodes->lv == res_lv)
{
res = lv;
break;
}
- if (res->fullname)
- return grub_strdup (lv->fullname);
+ if (res && res->fullname)
+ return grub_strdup (res->fullname);
return NULL;
}
=== modified file 'grub-core/fs/zfs/zfs_sha256.c'
--- grub-core/fs/zfs/zfs_sha256.c 2010-12-01 21:55:26 +0000
+++ grub-core/fs/zfs/zfs_sha256.c 2012-02-22 16:17:39 +0000
@@ -129,7 +129,7 @@
for (i = 0; i < 8; i++)
pad[padsize++] = (size << 3) >> (56 - 8 * i);
- for (i = 0; i < padsize; i += 64)
+ for (i = 0; i < padsize && i <= 64; i += 64)
SHA256Transform(H, pad + i);
zcp->zc_word[0] = grub_cpu_to_zfs64 ((grub_uint64_t)H[0] << 32 | H[1],
=== modified file 'grub-core/io/gzio.c'
--- grub-core/io/gzio.c 2012-02-12 14:25:25 +0000
+++ grub-core/io/gzio.c 2012-02-22 16:45:45 +0000
@@ -363,6 +363,8 @@
0x01ff, 0x03ff, 0x07ff, 0x0fff, 0x1fff, 0x3fff, 0x7fff, 0xffff
};
+#pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations"
+
#define NEEDBITS(n) do {while(k<(n)){b|=((ulg)get_byte(gzio))<<k;k+=8;}} while (0)
#define DUMPBITS(n) do {b>>=(n);k-=(n);} while (0)
=== modified file 'grub-core/lib/LzmaEnc.c'
--- grub-core/lib/LzmaEnc.c 2012-02-10 15:48:48 +0000
+++ grub-core/lib/LzmaEnc.c 2012-02-22 16:16:26 +0000
@@ -1211,7 +1211,7 @@
{
UInt32 i;
reps[0] = prevOpt->backs[pos];
- for (i = 1; i <= pos; i++)
+ for (i = 1; i < pos + 1; i++)
reps[i] = prevOpt->backs[i - 1];
for (; i < LZMA_NUM_REPS; i++)
reps[i] = prevOpt->backs[i];
=== modified file 'grub-core/net/net.c'
--- grub-core/net/net.c 2012-02-21 15:16:45 +0000
+++ grub-core/net/net.c 2012-02-22 17:32:44 +0000
@@ -602,6 +602,8 @@
return 0;
}
+#pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations"
+
grub_err_t
grub_net_route_address (grub_net_network_level_address_t addr,
grub_net_network_level_address_t *gateway,
@@ -648,6 +650,8 @@
N_("route loop detected"));
}
+#pragma GCC diagnostic error "-Wunsafe-loop-optimizations"
+
static grub_err_t
grub_cmd_deladdr (struct grub_command *cmd __attribute__ ((unused)),
int argc, char **args)
=== modified file 'grub-core/normal/charset.c'
--- grub-core/normal/charset.c 2012-02-22 04:19:11 +0000
+++ grub-core/normal/charset.c 2012-02-22 17:33:42 +0000
@@ -589,6 +589,8 @@
return ptr - in;
}
+#pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations"
+
static grub_ssize_t
bidi_line_wrap (struct grub_unicode_glyph *visual_out,
struct grub_unicode_glyph *visual,
@@ -780,6 +782,7 @@
return outptr - visual_out;
}
+#pragma GCC diagnostic error "-Wunsafe-loop-optimizations"
static grub_ssize_t
grub_bidi_line_logical_to_visual (const grub_uint32_t *logical,
=== modified file 'grub-core/normal/cmdline.c'
--- grub-core/normal/cmdline.c 2012-02-12 18:24:23 +0000
+++ grub-core/normal/cmdline.c 2012-02-22 16:21:47 +0000
@@ -49,13 +49,13 @@
/* Remove the lines that don't fit in the new buffer. */
if (newsize < hist_used)
{
- int i;
- int delsize = hist_used - newsize;
+ grub_size_t i;
+ grub_size_t delsize = hist_used - newsize;
hist_used = newsize;
- for (i = 1; i <= delsize; i++)
+ for (i = 1; i < delsize + 1; i++)
{
- int pos = hist_end - i;
+ grub_ssize_t pos = hist_end - i;
if (pos < 0)
pos += hist_size;
grub_free (old_hist_lines[pos]);
=== modified file 'grub-core/script/parser.y'
--- grub-core/script/parser.y 2012-02-10 15:48:48 +0000
+++ grub-core/script/parser.y 2012-02-22 17:31:45 +0000
@@ -31,6 +31,9 @@
#include "grub_script.tab.h"
#pragma GCC diagnostic ignored "-Wunreachable-code"
+#pragma GCC diagnostic ignored "-Wmissing-declarations"
+#pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations"
+
%}
%union {
=== modified file 'grub-core/script/yylex.l'
--- grub-core/script/yylex.l 2012-02-03 10:56:49 +0000
+++ grub-core/script/yylex.l 2012-02-22 16:49:25 +0000
@@ -27,6 +27,8 @@
#pragma GCC diagnostic ignored "-Wunused-parameter"
#pragma GCC diagnostic ignored "-Wmissing-prototypes"
+#pragma GCC diagnostic ignored "-Wmissing-declarations"
+#pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations"
#define yyfree grub_lexer_yyfree
#define yyalloc grub_lexer_yyalloc
=== modified file 'util/grub-mkfont.c'
--- util/grub-mkfont.c 2012-02-10 12:31:43 +0000
+++ util/grub-mkfont.c 2012-02-22 17:33:14 +0000
@@ -681,6 +681,8 @@
*offset += 10;
}
+#pragma GCC diagnostic ignored "-Wunsafe-loop-optimizations"
+
static void
print_glyphs (struct grub_font_info *font_info)
{
@@ -717,7 +719,7 @@
bitmap = glyph->bitmap;
mask = 0x80;
- for (y = ymax - 1; y >= ymin; y--)
+ for (y = ymax - 1; y > ymin - 1; y--)
{
int line_pos;
@@ -753,6 +755,8 @@
}
}
+#pragma GCC diagnostic error "-Wunsafe-loop-optimizations"
+
static void
write_font_ascii_bitmap (struct grub_font_info *font_info, char *output_file)
{
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