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| author | Tavian Barnes <tavianator@gmail.com> | 2011-04-22 18:24:59 -0400 |
|---|---|---|
| committer | Tavian Barnes <tavianator@gmail.com> | 2011-04-22 18:25:09 -0400 |
| commit | 13e11b2fafe60cad7d04d80c602adc12d6080036 (patch) | |
| tree | a36a93bc780b9b9e0eec30a486d8a4a9a6ddbd24 /dimension/common.rules | |
| parent | 4e3c3918450d004bc00de4ad58eb7b707156f9aa (diff) | |
| download | dimension-13e11b2fafe60cad7d04d80c602adc12d6080036.tar.xz | |
Handle symbol aliases in dmnsn_find_symbol() directly.
Fixes infinite loops when macro arguments have the same name as existing
symbols.
Diffstat (limited to 'dimension/common.rules')
| -rw-r--r-- | dimension/common.rules | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/dimension/common.rules b/dimension/common.rules index 9383d4b..a987c69 100644 --- a/dimension/common.rules +++ b/dimension/common.rules @@ -22,14 +22,8 @@ /* Fundamental language elements */ IDENTIFIER: "identifier" { - const char *id = $1; - dmnsn_astnode *symbol = dmnsn_find_symbol(symtable, id); - while (symbol && symbol->type == DMNSN_AST_IDENTIFIER) { - id = symbol->ptr; - symbol = dmnsn_find_symbol(symtable, id); - } $$ = dmnsn_new_astleaf(DMNSN_AST_IDENTIFIER, @$); - $$.ptr = dmnsn_strdup(id); + $$.ptr = dmnsn_strdup($1); dmnsn_free($1); } ; |