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-rw-r--r--kernel/rtlil.h9
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index 502969a1..ab15024e 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -185,12 +185,11 @@ namespace RTLIL
bool operator==(const char *rhs) const { return str() == rhs; }
bool operator!=(const char *rhs) const { return str() != rhs; }
- char at(size_t i) const {
- return c_str()[i];
- }
-
char operator[](size_t i) const {
- return c_str()[i];
+ const char *p = c_str();
+ for (; i != 0; i--, p++)
+ log_assert(*p != 0);
+ return *p;
}
std::string substr(size_t pos = 0, size_t len = std::string::npos) const {