[clang] [UBSAN] add null, alignment and array-bounds checks (PR #190739)

[Hubert Tong via cfe-commits]

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@@ -101,8 +105,8 @@ __attribute__((noinline)) void test_misaligned_access(struct Small *dest, char *
 // Array bounds: out-of-bounds on local array
 
 // SHARED-LABEL: define {{[^@]*}}@test_local_array_oob
-// SHARED: call void @__ubsan_handle_out_of_bounds_abort
-// SHARED-NOT: call void @__ubsan_handle_type_mismatch_v1_abort
+// SHARED: call void @__ubsan_handle_out_of_bounds_abort(
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hubert-reinterpretcast wrote:

The patch purports to fix an issue with array out-of-bounds checking, but the test updates do not meaningfully demonstrate a difference in that area.

Here, the conditions controlling the call are missing.

https://github.com/llvm/llvm-project/pull/190739