Move everything into a new repo.

1 files changed, 49 insertions, 0 deletions

diff --git a/userland/libc/ubsan.c b/userland/libc/ubsan.c
new file mode 100644
index 0000000..9ac9879
--- /dev/null
+++ b/userland/libc/ubsan.c
@@ -0,0 +1,49 @@
+#include <stdio.h>
+#include <ubsan.h>
+
+void ubsan_log(const char *cause, struct source_location source) {
+  printf("UBSAN\n");
+  printf("%s: %s : %d\n", cause, source.file_name, source.line);
+  for (;;)
+    ;
+}
+
+void __ubsan_handle_shift_out_of_bounds(struct ShiftOutOfBoundsData *data,
+                                        unsigned long lhs, unsigned long rhs) {
+  (void)lhs;
+  (void)rhs;
+  ubsan_log("handle_shift_out_of_bounds", data->location);
+}
+
+void __ubsan_handle_add_overflow(struct OverflowData *data, unsigned long lhs,
+                                 unsigned long rhs) {
+  (void)lhs;
+  (void)rhs;
+  ubsan_log("handle_add_overflow", data->location);
+}
+
+void __ubsan_handle_sub_overflow(struct OverflowData *data, unsigned long lhs,
+                                 unsigned long rhs) {
+  (void)lhs;
+  (void)rhs;
+  ubsan_log("handle_sub_overflow", data->location);
+}
+
+void __ubsan_handle_negate_overflow(struct OverflowData *data, unsigned long lhs,
+                                 unsigned long rhs) {
+  (void)lhs;
+  (void)rhs;
+  ubsan_log("handle_negate_overflow", data->location);
+}
+
+void __ubsan_handle_mul_overflow(struct OverflowData *data, unsigned long lhs,
+                                 unsigned long rhs) {
+  (void)lhs;
+  (void)rhs;
+  ubsan_log("handle_mul_overflow", data->location);
+}
+
+void __ubsan_handle_out_of_bounds(struct OutOfBoundsData *data, void *index) {
+  (void)index;
+  ubsan_log("handle_out_of_bounds", data->location);
+}