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author | Stephen Dolan <mu@netsoc.tcd.ie> | 2013-01-03 12:53:06 +0000 |
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committer | Stephen Dolan <mu@netsoc.tcd.ie> | 2013-01-03 12:53:23 +0000 |
commit | 925ec3751f3b407c17412b0fa04a84fe39c1e0b7 (patch) | |
tree | 8265b8193050e20387cfce770dfa5c625b6122fe /parser.y | |
parent | c013b557a2bc72dff8795d89d4529e17946a5f3a (diff) |
Fix negative number syntax. Add a unary '-' operator.
Closes #63.
Diffstat (limited to 'parser.y')
-rw-r--r-- | parser.y | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -260,6 +260,10 @@ Exp "+=" Exp { $$ = gen_update($1, $3, '+'); } | +'-' Exp { + $$ = BLOCK($2, gen_call("_negate", gen_noop())); +} | + Exp '-' Exp { $$ = gen_binop($1, $3, '-'); } | |