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Fix scanner rule for floats #21

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Merged
kblaschke merged 1 commit into from
Sep 14, 2026
Merged

Fix scanner rule for floats #21

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117 changes: 60 additions & 57 deletions projectm-eval/Scanner.c
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Original file line number Diff line number Diff line change
Expand Up @@ -765,16 +765,17 @@ struct yy_trans_info
flex_int32_t yy_verify;
flex_int32_t yy_nxt;
};
static const flex_int16_t yy_accept[80] =
static const flex_int16_t yy_accept[83] =
{ 0,
0, 0, 0, 0, 0, 0, 53, 51, 50, 50,
40, 51, 36, 38, 42, 43, 34, 32, 48, 33,
51, 35, 13, 47, 49, 30, 41, 31, 46, 15,
51, 35, 14, 47, 49, 30, 41, 31, 46, 15,
15, 44, 45, 37, 39, 52, 3, 52, 6, 5,
27, 0, 10, 0, 0, 18, 29, 20, 22, 16,
17, 13, 1, 4, 21, 13, 13, 0, 25, 24,
17, 13, 1, 4, 21, 13, 14, 0, 25, 24,
26, 15, 15, 23, 19, 28, 2, 0, 0, 9,
7, 13, 0, 13, 15, 8, 11, 12, 0
7, 0, 13, 0, 13, 15, 8, 11, 0, 13,
12, 0
} ;

static const YY_CHAR yy_ec[256] =
Expand Down Expand Up @@ -818,74 +819,76 @@ static const YY_CHAR yy_meta[43] =
3, 1
} ;

static const flex_int16_t yy_base[84] =
static const flex_int16_t yy_base[87] =
{ 0,
0, 0, 40, 41, 122, 121, 123, 126, 126, 126,
101, 37, 100, 39, 126, 126, 98, 89, 126, 87,
90, 37, 39, 126, 126, 84, 83, 81, 126, 0,
17, 126, 126, 78, 28, 126, 126, 80, 126, 126,
126, 0, 126, 38, 55, 126, 126, 126, 126, 126,
126, 38, 126, 126, 126, 64, 67, 71, 126, 126,
126, 0, 25, 126, 126, 126, 126, 85, 58, 126,
70, 73, 54, 50, 71, 126, 126, 0, 126, 111,
114, 56, 117
0, 0, 40, 41, 127, 126, 128, 131, 131, 131,
105, 37, 96, 39, 131, 131, 95, 94, 131, 93,
96, 37, 39, 131, 131, 90, 89, 88, 131, 0,
17, 131, 131, 87, 28, 131, 131, 89, 131, 131,
131, 0, 131, 38, 55, 131, 131, 131, 131, 131,
131, 38, 131, 131, 131, 64, 67, 71, 131, 131,
131, 0, 25, 131, 131, 131, 131, 96, 58, 131,
70, 84, 82, 76, 73, 72, 131, 131, 54, 50,
0, 131, 118, 121, 56, 124
} ;

static const flex_int16_t yy_def[84] =
static const flex_int16_t yy_def[87] =
{ 0,
79, 1, 80, 80, 81, 81, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 82,
82, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 83, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 82, 82, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 82, 79, 79, 82, 0, 79,
79, 79, 79
82, 1, 83, 83, 84, 84, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 85,
85, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 86, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 85, 85, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 85, 82, 82, 82, 82,
85, 0, 82, 82, 82, 82
} ;

static const flex_int16_t yy_nxt[169] =
static const flex_int16_t yy_nxt[174] =
{ 0,
8, 9, 10, 11, 12, 13, 14, 8, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
27, 28, 29, 30, 30, 31, 30, 30, 30, 30,
30, 30, 32, 33, 34, 30, 31, 30, 30, 30,
30, 35, 37, 37, 42, 47, 63, 53, 65, 75,
30, 35, 37, 37, 42, 47, 63, 53, 65, 76,
38, 38, 54, 56, 52, 57, 63, 55, 62, 48,
75, 43, 58, 58, 69, 70, 74, 44, 45, 66,
74, 71, 43, 58, 58, 69, 70, 44, 71, 71,
72, 56, 73, 57, 73, 77, 71, 74, 58, 72,
71, 58, 76, 71, 71, 67, 77, 58, 64, 58,

78, 61, 58, 60, 59, 71, 52, 51, 58, 50,
78, 36, 36, 36, 39, 39, 39, 68, 49, 68,
46, 41, 79, 40, 40, 7, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79
76, 43, 72, 58, 69, 70, 80, 44, 45, 66,
80, 71, 43, 72, 58, 69, 70, 44, 71, 71,
73, 56, 74, 57, 74, 78, 71, 75, 72, 75,
71, 58, 75, 71, 71, 79, 78, 79, 73, 72,

80, 81, 58, 77, 67, 71, 72, 64, 61, 60,
59, 81, 52, 51, 50, 49, 46, 72, 36, 36,
36, 39, 39, 39, 68, 41, 68, 82, 40, 40,
7, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82
} ;

static const flex_int16_t yy_chk[169] =
static const flex_int16_t yy_chk[174] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 3, 4, 12, 14, 31, 22, 35, 63,
3, 4, 22, 23, 52, 23, 31, 22, 82, 14,
63, 12, 52, 23, 44, 44, 74, 12, 12, 35,
73, 45, 12, 52, 23, 44, 44, 12, 45, 45,
56, 57, 58, 57, 58, 69, 71, 58, 56, 72,
45, 57, 68, 71, 71, 38, 69, 72, 34, 56,

75, 28, 57, 27, 26, 71, 21, 20, 72, 18,
75, 80, 80, 80, 81, 81, 81, 83, 17, 83,
13, 11, 7, 6, 5, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79, 79, 79,
79, 79, 79, 79, 79, 79, 79, 79
3, 4, 22, 23, 52, 23, 31, 22, 85, 14,
63, 12, 52, 23, 44, 44, 80, 12, 12, 35,
79, 45, 12, 52, 23, 44, 44, 12, 45, 45,
56, 57, 58, 57, 58, 69, 71, 58, 56, 75,
45, 57, 74, 71, 71, 72, 69, 72, 73, 56,

72, 76, 57, 68, 38, 71, 73, 34, 28, 27,
26, 76, 21, 20, 18, 17, 13, 73, 83, 83,
83, 84, 84, 84, 86, 11, 86, 7, 6, 5,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82, 82, 82, 82, 82, 82, 82, 82,
82, 82, 82
} ;


Expand Down Expand Up @@ -1341,13 +1344,13 @@ YY_DECL
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 80 )
if ( yy_current_state >= 83 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
++yy_cp;
}
while ( yy_current_state != 79 );
while ( yy_current_state != 82 );
yy_cp = yyg->yy_last_accepting_cpos;
yy_current_state = yyg->yy_last_accepting_state;

Expand Down Expand Up @@ -1923,7 +1926,7 @@ static int yy_get_next_buffer (yyscan_t yyscanner)
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 80 )
if ( yy_current_state >= 83 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
Expand Down Expand Up @@ -1953,11 +1956,11 @@ static int yy_get_next_buffer (yyscan_t yyscanner)
while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
{
yy_current_state = (int) yy_def[yy_current_state];
if ( yy_current_state >= 80 )
if ( yy_current_state >= 83 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
yy_is_jam = (yy_current_state == 79);
yy_is_jam = (yy_current_state == 82);

(void)yyg;
return yy_is_jam ? 0 : yy_current_state;
Expand Down
3 changes: 2 additions & 1 deletion projectm-eval/Scanner.l
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,8 @@ DIGIT [0-9]
HEX [0-9a-fA-F]
SIGN [+-]
EXPO [eE]{SIGN}?{DIGIT}+
FLOAT ({DIGIT}+|{DIGIT}+\.{DIGIT}*|{DIGIT}*\.{DIGIT}+){EXPO}?
FLT_BASE {DIGIT}+\.{DIGIT}*|{DIGIT}*\.{DIGIT}+
FLOAT ({DIGIT}+{EXPO})|({FLT_BASE}{EXPO}?)
INT {DIGIT}+
NAME [_a-zA-Z][_a-zA-Z0-9]*

Expand Down
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