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Fix compilation errors with arm-none-eabi-gcc 7 #3

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Fix compilation errors with arm-none-eabi-gcc 7 #3

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9e2472f
Fix -Werror=implicit-fallthrough on gcc7
Jun 28, 2017
922c71f
Fix -Werror=unused-const-variable on gcc7
Jun 28, 2017
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2 changes: 1 addition & 1 deletion fs/vfs/fs_lseek.c
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Original file line number Diff line number Diff line change
Expand Up @@ -99,7 +99,7 @@ off_t file_seek(FAR struct file *filep, off_t offset, int whence)
{
case SEEK_CUR:
offset += filep->f_pos;

/* FALLTHROUGH */
case SEEK_SET:
if (offset >= 0)
{
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13 changes: 7 additions & 6 deletions libc/stdio/lib_dtoa.c
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Expand Up @@ -817,10 +817,11 @@ static const double bigtens[] =
1e16, 1e32, 1e64, 1e128, 1e256
};

static const double tinytens[] =
{
1e-16, 1e-32, 1e-64, 1e-128, 1e-256
};
// Unused
// static const double tinytens[] =
// {
// 1e-16, 1e-32, 1e-64, 1e-128, 1e-256
// };

# define n_bigtens 5
#else
Expand Down Expand Up @@ -1190,7 +1191,7 @@ char *__dtoa(double d, int mode, int ndigits, int *decpt, int *sign, char **rve)

case 2:
leftright = 0;
/* no break */
/* FALLTHROUGH */
case 4:
if (ndigits <= 0)
{
Expand All @@ -1202,7 +1203,7 @@ char *__dtoa(double d, int mode, int ndigits, int *decpt, int *sign, char **rve)

case 3:
leftright = 0;
/* no break */
/* FALLTHROUGH */
case 5:
i = ndigits + k + 1;
ilim = i;
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1 change: 1 addition & 0 deletions libc/stdio/lib_sscanf.c
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Expand Up @@ -417,6 +417,7 @@ int vsscanf(FAR const char *buf, FAR const char *fmt, va_list ap)
default:
case 'd':
sign = true;
/* FALLTHROUGH */
case 'u':
base = 10;
break;
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4 changes: 4 additions & 0 deletions libc/stdlib/lib_strtod.c
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Original file line number Diff line number Diff line change
Expand Up @@ -113,8 +113,10 @@ double strtod(FAR const char *str, FAR char **endptr)
{
case '-':
negative = 1; /* Fall through to increment position */
/* FALLTHROUGH */
case '+':
p++;
/* FALLTHROUGH */
default:
break;
}
Expand Down Expand Up @@ -175,8 +177,10 @@ double strtod(FAR const char *str, FAR char **endptr)
{
case '-':
negative = 1; /* Fall through to increment pos */
/* FALLTHROUGH */
case '+':
p++;
/* FALLTHROUGH */
default:
break;
}
Expand Down
4 changes: 4 additions & 0 deletions libc/stdlib/lib_strtof.c
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Expand Up @@ -115,8 +115,10 @@ float strtof(FAR const char *str, FAR char **endptr)
{
case '-':
negative = 1; /* Fall through to increment position */
/* FALLTHROUGH */
case '+':
p++;
/* FALLTHROUGH */
default:
break;
}
Expand Down Expand Up @@ -177,8 +179,10 @@ float strtof(FAR const char *str, FAR char **endptr)
{
case '-':
negative = 1; /* Fall through to increment pos */
/* FALLTHROUGH */
case '+':
p++;
/* FALLTHROUGH */
default:
break;
}
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4 changes: 4 additions & 0 deletions libc/stdlib/lib_strtold.c
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Expand Up @@ -113,8 +113,10 @@ long double strtold(FAR const char *str, FAR char **endptr)
{
case '-':
negative = 1; /* Fall through to increment position */
/* FALLTHROUGH */
case '+':
p++;
/* FALLTHROUGH */
default:
break;
}
Expand Down Expand Up @@ -175,8 +177,10 @@ long double strtold(FAR const char *str, FAR char **endptr)
{
case '-':
negative = 1; /* Fall through to increment pos */
/* FALLTHROUGH */
case '+':
p++;
/* FALLTHROUGH */
default:
break;
}
Expand Down