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Fix operator precedence in preprocessor expressions

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This commit is contained in:
Olly Betts 2022-07-26 12:35:58 +12:00
commit de5ce08a7d
4 changed files with 48 additions and 10 deletions
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20
Source/Preprocessor/expr.c
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@ -54,6 +54,7 @@ static const char *errmsg = 0; /* Parsing error */
/* Initialize the precedence table for various operators. Low values have higher precedence */
static void init_precedence(void) {
prec[SWIG_TOKEN_NOT] = 10;
prec[SWIG_TOKEN_LNOT] = 10;
prec[OP_UMINUS] = 10;
prec[OP_UPLUS] = 10;
prec[SWIG_TOKEN_STAR] = 20;
@ -63,16 +64,15 @@ static void init_precedence(void) {
prec[SWIG_TOKEN_MINUS] = 30;
prec[SWIG_TOKEN_LSHIFT] = 40;
prec[SWIG_TOKEN_RSHIFT] = 40;
prec[SWIG_TOKEN_AND] = 50;
prec[SWIG_TOKEN_XOR] = 60;
prec[SWIG_TOKEN_OR] = 70;
prec[SWIG_TOKEN_EQUALTO] = 80;
prec[SWIG_TOKEN_NOTEQUAL] = 80;
prec[SWIG_TOKEN_LESSTHAN] = 80;
prec[SWIG_TOKEN_GREATERTHAN] = 80;
prec[SWIG_TOKEN_LTEQUAL] = 80;
prec[SWIG_TOKEN_GTEQUAL] = 80;
prec[SWIG_TOKEN_LNOT] = 90;
prec[SWIG_TOKEN_LESSTHAN] = 50;
prec[SWIG_TOKEN_GREATERTHAN] = 50;
prec[SWIG_TOKEN_LTEQUAL] = 50;
prec[SWIG_TOKEN_GTEQUAL] = 50;
prec[SWIG_TOKEN_EQUALTO] = 60;
prec[SWIG_TOKEN_NOTEQUAL] = 60;
prec[SWIG_TOKEN_AND] = 70;
prec[SWIG_TOKEN_XOR] = 80;
prec[SWIG_TOKEN_OR] = 90;
prec[SWIG_TOKEN_LAND] = 100;
prec[SWIG_TOKEN_LOR] = 110;
expr_init = 1;