Use delay_span_bug in validate-mir.

[cjgillot]

Fixes #126680
Fixes #137916
Fixes #146210 (dup of #137916)

[rustbot]

Some changes occurred to MIR optimizations

cc @rust-lang/wg-mir-opt

This PR changes a file inside tests/crashes. If a crash was fixed, please move into the corresponding ui subdir and add 'Fixes #' to the PR description to autoclose the issue upon merge.

[rustbot]

r? @jdonszelmann

rustbot has assigned @jdonszelmann.
They will have a look at your PR within the next two weeks and either review your PR or reassign to another reviewer.

Use r? to explicitly pick a reviewer

[rust-log-analyzer]

The job x86_64-gnu-gcc failed! Check out the build log: (web) (plain enhanced) (plain)

Click to see the possible cause of the failure (guessed by this bot)

sccache: Listening on address 127.0.0.1:4226
##[group]Configure the build
configure: processing command line
configure: 
configure: build.configure-args := ['--build=x86_64-unknown-linux-gnu', '--enable-sanitizers', '--enable-profiler', '--enable-compiler-docs', '--set', 'llvm.libzstd=true', '--set', 'rust.codegen-backends=[\\"llvm\\",\\"gcc\\"]', '--set', 'build.print-step-timings', '--enable-verbose-tests', '--set', 'build.metrics', '--enable-verbose-configure', '--enable-sccache', '--disable-manage-submodules', '--enable-locked-deps', '--enable-cargo-native-static', '--set', 'rust.codegen-units-std=1', '--set', 'dist.compression-profile=balanced', '--dist-compression-formats=xz', '--set', 'rust.lld=true', '--set', 'build.optimized-compiler-builtins', '--disable-dist-src', '--release-channel=nightly', '--enable-overflow-checks', '--enable-llvm-assertions', '--set', 'rust.verify-llvm-ir', '--set', 'rust.codegen-backends=llvm,cranelift', '--set', 'llvm.download-ci-llvm=if-unchanged', '--set', 'gcc.download-ci-gcc=true']
configure: build.build          := x86_64-unknown-linux-gnu
configure: build.sanitizers     := True
configure: build.profiler       := True
configure: build.compiler-docs  := True
configure: llvm.libzstd         := True
---
test [crashes] tests/crashes/88296.rs ... ok
test [crashes] tests/crashes/93182.rs ... ok
test [crashes] tests/crashes/94846.rs ... ok
test [crashes] tests/crashes/98322.rs ... ok
2025-10-15T03:47:31.777021Z ERROR compiletest::runtest: fatal error, panic: "crashtest no longer crashes/triggers ICE, hooray! Please give it a meaningful name, add a doc-comment to the start of the test explaining why it exists and move it to tests/ui or wherever you see fit. Adding 'Fixes #<issueNr>' to your PR description ensures that the corresponding ticket is auto-closed upon merge. If you want to see verbose output, set `COMPILETEST_VERBOSE_CRASHES=1`."
test [crashes] tests/crashes/project-to-simd-array-field.rs ... FAILED
test [crashes] tests/crashes/93237.rs ... ok
test [crashes] tests/crashes/108499.rs ... ok

failures:

---- [crashes] tests/crashes/project-to-simd-array-field.rs stdout ----
------rustc stdout------------------------------

------rustc stderr------------------------------
warning: type `i32x3` is more private than the item `simd_add_self_then_return_array_packed`
##[warning]  --> /checkout/tests/crashes/project-to-simd-array-field.rs:27:1
   |
27 | pub fn simd_add_self_then_return_array_packed(a: i32x3) -> [i32; 3] {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `simd_add_self_then_return_array_packed` is reachable at visibility `pub`
   |
note: but type `i32x3` is only usable at visibility `pub(crate)`
  --> /checkout/tests/crashes/project-to-simd-array-field.rs:14:1
   |
14 | struct i32x3([i32; 3]);
   | ^^^^^^^^^^^^
   = note: `#[warn(private_interfaces)]` on by default

libgccjit.so: error: : gcc_jit_type_get_vector: num_units not a power of two: 3
gcc_jit_type_get_pointer: NULL type
gcc_jit_type_get_restrict: NULL type
libgccjit.so: error: : gcc_jit_context_new_param: NULL type
libgccjit.so: error: : gcc_jit_context_new_function: NULL parameter 1 creating function _ZN27project_to_simd_array_field9to_array317hee8544386b15f19dE
gcc_jit_function_add_integer_array_attribute: NULL func
gcc_jit_function_add_attribute: NULL func
gcc_jit_function_add_attribute: NULL func
gcc_jit_type_get_pointer: NULL type
gcc_jit_type_get_restrict: NULL type
libgccjit.so: error: : gcc_jit_context_new_param: NULL type
libgccjit.so: error: : gcc_jit_context_new_function: NULL parameter 1 creating function simd_add_self_then_return_array_packed
gcc_jit_function_add_integer_array_attribute: NULL func
gcc_jit_function_new_block: NULL function
gcc_jit_block_get_function: NULL block
gcc_jit_function_get_param: NULL function
gcc_jit_param_as_rvalue: NULL param
gcc_jit_block_get_function: NULL block
gcc_jit_function_get_param: NULL function
gcc_jit_param_as_rvalue: NULL param
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_type_is_pointer: NULL type
gcc_jit_type_get_pointer: NULL type
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_compatible_types: NULL ltype
gcc_jit_compatible_types: NULL ltype
gcc_jit_compatible_types: NULL ltype
gcc_jit_compatible_types: NULL ltype
gcc_jit_type_unqualified: NULL type
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL ltype
libgccjit.so: error: : gcc_jit_context_new_array_access: NULL ptr
gcc_jit_lvalue_as_rvalue: NULL lvalue
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_type_is_pointer: NULL type
gcc_jit_type_get_pointer: NULL type
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_compatible_types: NULL ltype
gcc_jit_compatible_types: NULL ltype
gcc_jit_compatible_types: NULL ltype
gcc_jit_compatible_types: NULL ltype
gcc_jit_type_unqualified: NULL type
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL ltype
libgccjit.so: error: : gcc_jit_context_new_array_access: NULL ptr
gcc_jit_lvalue_as_rvalue: NULL lvalue
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
libgccjit.so: error: : gcc_jit_context_new_call: NULL argument 1 to function "memcpy": param arg0 (type: void *)
gcc_jit_block_add_eval: NULL block
gcc_jit_block_end_with_void_return: NULL block
gcc_jit_function_new_block: NULL function
gcc_jit_block_get_function: NULL block
gcc_jit_function_get_param: NULL function
gcc_jit_param_as_rvalue: NULL param
gcc_jit_block_get_function: NULL block
gcc_jit_function_get_param: NULL function
gcc_jit_param_as_rvalue: NULL param
gcc_jit_block_get_function: NULL block
gcc_jit_function_new_local: NULL function
gcc_jit_lvalue_get_address: NULL lvalue
gcc_jit_block_get_function: NULL block
gcc_jit_type_get_aligned: NULL type
gcc_jit_type_get_pointer: NULL type
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
gcc_jit_rvalue_dereference: NULL rvalue
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_function_new_local: NULL function
gcc_jit_block_add_assignment: NULL block
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_block_get_function: NULL block
gcc_jit_type_get_aligned: NULL type
gcc_jit_type_get_pointer: NULL type
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
gcc_jit_rvalue_dereference: NULL rvalue
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_function_new_local: NULL function
gcc_jit_block_add_assignment: NULL block
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL rtype
gcc_jit_compatible_types: NULL ltype
gcc_jit_type_dyncast_vector: NULL type
gcc_jit_type_unqualified: NULL type
gcc_jit_compatible_types: NULL ltype
libgccjit.so: error: : gcc_jit_context_new_param: NULL type
libgccjit.so: error: : gcc_jit_context_new_param: NULL type
libgccjit.so: error: : gcc_jit_context_new_function: NULL return_type
libgccjit.so: error: : gcc_jit_context_new_call: NULL function
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_type_get_pointer: NULL type
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_rvalue_dereference: NULL rvalue
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_type_unqualified: NULL type
gcc_jit_type_get_aligned: NULL type
gcc_jit_type_get_pointer: NULL type
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
gcc_jit_rvalue_dereference: NULL rvalue
gcc_jit_block_add_assignment: NULL block
gcc_jit_block_get_function: NULL block
gcc_jit_type_get_aligned: NULL type
gcc_jit_type_get_pointer: NULL type
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
gcc_jit_rvalue_dereference: NULL rvalue
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_function_new_local: NULL function
gcc_jit_block_add_assignment: NULL block
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_block_get_function: NULL block
gcc_jit_function_new_local: NULL function
gcc_jit_lvalue_get_address: NULL lvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_type_get_pointer: NULL type
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_rvalue_dereference: NULL rvalue
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_rvalue_get_type: NULL rvalue
gcc_jit_type_unqualified: NULL type
gcc_jit_type_get_aligned: NULL type
gcc_jit_type_get_pointer: NULL type
libgccjit.so: error: : gcc_jit_context_new_cast: NULL rvalue
gcc_jit_rvalue_dereference: NULL rvalue
gcc_jit_block_add_assignment: NULL block
gcc_jit_function_get_address: NULL function
gcc_jit_type_get_pointer: NULL type
gcc_jit_type_get_restrict: NULL type
libgccjit.so: error: : gcc_jit_context_new_function_ptr_type: NULL parameter type 1 creating function pointer type
gcc_jit_function_get_param_count: NULL function
gcc_jit_function_get_return_type: NULL function_type
gcc_jit_block_get_function: NULL block
gcc_jit_function_new_local: NULL function
libgccjit.so: error: : gcc_jit_context_new_call: NULL function
gcc_jit_block_add_assignment: NULL block
gcc_jit_lvalue_as_rvalue: NULL lvalue
gcc_jit_block_end_with_void_return: NULL block
error: failed to build archive at `/checkout/obj/build/x86_64-unknown-linux-gnu/test/crashes/project-to-simd-array-field/libproject_to_simd_array_field.rlib`: failed to open object file: No such file or directory (os error 2)

error: aborting due to 1 previous error; 1 warning emitted


------------------------------------------

error: crashtest no longer crashes/triggers ICE, hooray! Please give it a meaningful name, add a doc-comment to the start of the test explaining why it exists and move it to tests/ui or wherever you see fit. Adding 'Fixes #<issueNr>' to your PR description ensures that the corresponding ticket is auto-closed upon merge. If you want to see verbose output, set `COMPILETEST_VERBOSE_CRASHES=1`.

thread '[crashes] tests/crashes/project-to-simd-array-field.rs' panicked at src/tools/compiletest/src/runtest/crashes.rs:17:18:
fatal error
stack backtrace:
   5: __rustc::rust_begin_unwind

For more information how to resolve CI failures of this job, visit this link.