Hi tcc folks, nice to meet you.
I found a trivial bug of tcc. Current tcc permits comparison of
structs and comparison between struct and other typed values. This
patch can fix the bug.
I'm new to tcc. Sorry if this patch contains wrong part.
I'd like to hear your comments.
Thanks,
---
tccgen.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/tccgen.c b/tccgen.c
index 942c503..ab4eee2 100644
--- a/tccgen.c
+++ b/tccgen.c
@@ -1350,6 +1350,8 @@ void gen_op(int op)
(t2 & (VT_BTYPE | VT_UNSIGNED)) == (VT_LLONG | VT_UNSIGNED))
t |= VT_UNSIGNED;
goto std_op;
+ } else if (bt1 == VT_STRUCT || bt2 == VT_STRUCT) {
+ error("comparison of struct");
} else {
/* integer operations */
t = VT_INT;
--
1.7.5.1
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