[ForwardMode] unimplemented derivative for trtrs

[mhauru]

MWE:

using Distributions
using Enzyme: Enzyme
using PDMats: PDMat

d = MvNormal([-0.15], PDMat([6.1;;]))
x = [-0.05]
Enzyme.gradient(Enzyme.Forward, Enzyme.Const(x -> logpdf(d, x)), x)

Output:

^[ERROR: Current scope:
; Function Attrs: mustprogress willreturn
define internal fastcc nonnull "enzyme_type"="{[-1]:Pointer, [-1,0]:Pointer, [-1,0,-1]:Float@double, [-1,8]:Integer, [-1,9]:Integer, [-1,10]:Integer, [-1,11]:Integer, [-1,12]:Integer, [-1,13]:Integer, [-1,14]:Integer, [-1,15]:Integer, [-1,16]:Integer, [-1,17]:Integer, [-1,18]:Integer, [-1,19]:Integer, [-1,20]:Integer, [-1,21]:Integer, [-1,22]:Integer, [-1,23]:Integer, [-1,24]:Integer, [-1,25]:Integer, [-1,26]:Integer, [-1,27]:Integer, [-1,28]:Integer, [-1,29]:Integer, [-1,30]:Integer, [-1,31]:Integer, [-1,32]:Integer, [-1,33]:Integer, [-1,34]:Integer, [-1,35]:Integer, [-1,36]:Integer, [-1,37]:Integer, [-1,38]:Integer, [-1,39]:Integer}" {} addrspace(10)* @preprocess_julia_trtrs__2820(i32 noundef zeroext "enzyme_inactive" "enzyme_type"="{[-1]:Integer}" "enzymejl_parmtype"="5196160368" "enzymejl_parmtype_ref"="0" %0, i32 noundef zeroext "enzyme_inactive" "enzyme_type"="{[-1]:Integer}" "enzymejl_parmtype"="5196160368" "enzymejl_parmtype_ref"="0" %1, {} addrspace(10)* noundef nonnull align 16 dereferenceable(40) "enzyme_type"="{[-1]:Pointer, [-1,0]:Pointer, [-1,0,-1]:Float@double, [-1,8]:Integer, [-1,9]:Integer, [-1,10]:Integer, [-1,11]:Integer, [-1,12]:Integer, [-1,13]:Integer, [-1,14]:Integer, [-1,15]:Integer, [-1,16]:Integer, [-1,17]:Integer, [-1,18]:Integer, [-1,19]:Integer, [-1,20]:Integer, [-1,21]:Integer, [-1,22]:Integer, [-1,23]:Integer, [-1,24]:Integer, [-1,25]:Integer, [-1,26]:Integer, [-1,27]:Integer, [-1,28]:Integer, [-1,29]:Integer, [-1,30]:Integer, [-1,31]:Integer, [-1,32]:Integer, [-1,33]:Integer, [-1,34]:Integer, [-1,35]:Integer, [-1,36]:Integer, [-1,37]:Integer, [-1,38]:Integer, [-1,39]:Integer}" "enzymejl_parmtype"="6150064016" "enzymejl_parmtype_ref"="2" %2, {} addrspace(10)* noundef nonnull align 16 dereferenceable(40) "enzyme_type"="{[-1]:Pointer, [-1,0]:Pointer, [-1,0,-1]:Float@double, [-1,8]:Integer, [-1,9]:Integer, [-1,10]:Integer, [-1,11]:Integer, [-1,12]:Integer, [-1,13]:Integer, [-1,14]:Integer, [-1,15]:Integer, [-1,16]:Integer, [-1,17]:Integer, [-1,18]:Integer, [-1,19]:Integer, [-1,20]:Integer, [-1,21]:Integer, [-1,22]:Integer, [-1,23]:Integer, [-1,24]:Integer, [-1,25]:Integer, [-1,26]:Integer, [-1,27]:Integer, [-1,28]:Integer, [-1,29]:Integer, [-1,30]:Integer, [-1,31]:Integer, [-1,32]:Integer, [-1,33]:Integer, [-1,34]:Integer, [-1,35]:Integer, [-1,36]:Integer, [-1,37]:Integer, [-1,38]:Integer, [-1,39]:Integer}" "enzymejl_parmtype"="5124203456" "enzymejl_parmtype_ref"="2" %3) unnamed_addr #40 !dbg !1857 {
top:
  %4 = alloca i64, align 16
  %5 = bitcast i64* %4 to i8*
  %6 = alloca i8, align 1
  %7 = alloca i8, align 1
  %8 = alloca i8, align 1
  %9 = alloca i64, align 16
  %10 = bitcast i64* %9 to i8*
  %11 = alloca i64, align 16
  %12 = bitcast i64* %11 to i8*
  %13 = alloca i64, align 16
  %14 = bitcast i64* %13 to i8*
  %15 = alloca i64, align 16
  %16 = bitcast i64* %15 to i8*
  %17 = call {}*** @julia.get_pgcstack() #41
  %current_task1124 = getelementptr inbounds {}**, {}*** %17, i64 -14
  %current_task1 = bitcast {}*** %current_task1124 to {}**
  %ptls_field125 = getelementptr inbounds {}**, {}*** %17, i64 2
  %18 = bitcast {}*** %ptls_field125 to i64***
  %ptls_load126127 = load i64**, i64*** %18, align 8, !tbaa !34
  %19 = getelementptr inbounds i64*, i64** %ptls_load126127, i64 2
  %safepoint = load i64*, i64** %19, align 8, !tbaa !38
  fence syncscope("singlethread") seq_cst
  call void @julia.safepoint(i64* %safepoint) #41, !dbg !1858
  fence syncscope("singlethread") seq_cst
  switch i32 %1, label %L18 [
    i32 1308622848, label %L39
    i32 1409286144, label %L39
    i32 1124073472, label %L39
  ], !dbg !1859

L18:                                              ; preds = %top
  %20 = call nonnull {} addrspace(10)* @julia_string_2832({} addrspace(10)* nofree noundef nonnull align 32 addrspacecast ({}* inttoptr (i64 5229217568 to {}*) to {} addrspace(10)*), i32 noundef zeroext %1) #41, !dbg !1861
  %box = call noalias nonnull dereferenceable(8) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Pointer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 noundef 8, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5195018480 to {}*) to {} addrspace(10)*)) #42, !dbg !1861
  %21 = bitcast {} addrspace(10)* %box to [1 x {} addrspace(10)*] addrspace(10)*, !dbg !1861, !enzyme_inactive !33
  %22 = getelementptr [1 x {} addrspace(10)*], [1 x {} addrspace(10)*] addrspace(10)* %21, i64 0, i64 0, !dbg !1861
  store {} addrspace(10)* %20, {} addrspace(10)* addrspace(10)* %22, align 8, !dbg !1861, !tbaa !49, !alias.scope !53, !noalias !1862
  %23 = addrspacecast {} addrspace(10)* %box to {} addrspace(12)*, !dbg !1861, !enzyme_inactive !33
  call void @ijl_throw({} addrspace(12)* %23) #43, !dbg !1861
  unreachable, !dbg !1861

L39:                                              ; preds = %top, %top, %top
  %24 = addrspacecast {} addrspace(10)* %2 to {} addrspace(11)*, !dbg !1865
  %25 = addrspacecast {} addrspace(10)* %2 to {} addrspace(10)* addrspace(11)*, !dbg !1865
  %arraysize_ptr = getelementptr inbounds {} addrspace(10)*, {} addrspace(10)* addrspace(11)* %25, i64 3, !dbg !1865
  %26 = bitcast {} addrspace(10)* addrspace(11)* %arraysize_ptr to i64 addrspace(11)*, !dbg !1865
  %arraysize = load i64, i64 addrspace(11)* %26, align 8, !dbg !1865, !tbaa !38, !range !78, !alias.scope !41, !noalias !44, !enzyme_inactive !33
  %arraysize_ptr8 = getelementptr inbounds {} addrspace(10)*, {} addrspace(10)* addrspace(11)* %25, i64 4, !dbg !1865
  %27 = bitcast {} addrspace(10)* addrspace(11)* %arraysize_ptr8 to i64 addrspace(11)*, !dbg !1865
  %arraysize9 = load i64, i64 addrspace(11)* %27, align 16, !dbg !1865, !tbaa !38, !range !78, !alias.scope !41, !noalias !44, !enzyme_inactive !33
  %.not = icmp eq i64 %arraysize, %arraysize9, !dbg !1868
  br i1 %.not, label %L52, label %L44, !dbg !1869

L44:                                              ; preds = %L39
  %newstruct105 = call noalias nonnull dereferenceable(16) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 noundef 16, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5126013728 to {}*) to {} addrspace(10)*)) #42, !dbg !1870
  %28 = addrspacecast {} addrspace(10)* %newstruct105 to {} addrspace(10)* addrspace(11)*, !dbg !1870, !enzyme_inactive !33
  store {} addrspace(10)* null, {} addrspace(10)* addrspace(11)* %28, align 8, !dbg !1870, !tbaa !562, !alias.scope !53, !noalias !1862
  %29 = getelementptr inbounds {} addrspace(10)*, {} addrspace(10)* addrspace(11)* %28, i64 1, !dbg !1870
  store {} addrspace(10)* null, {} addrspace(10)* addrspace(11)* %29, align 8, !dbg !1870, !tbaa !562, !alias.scope !53, !noalias !1862
  %box107 = call noalias nonnull dereferenceable(24) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,0]:Pointer, [-1,8]:Integer, [-1,9]:Integer, [-1,10]:Integer, [-1,11]:Integer, [-1,12]:Integer, [-1,13]:Integer, [-1,14]:Integer, [-1,15]:Integer, [-1,16]:Integer, [-1,17]:Integer, [-1,18]:Integer, [-1,19]:Integer, [-1,20]:Integer, [-1,21]:Integer, [-1,22]:Integer, [-1,23]:Integer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 noundef 24, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 4467129680 to {}*) to {} addrspace(10)*)) #42, !dbg !1870
  %30 = bitcast {} addrspace(10)* %box107 to { {} addrspace(10)*, [2 x i64] } addrspace(10)*, !dbg !1870, !enzyme_inactive !33
  %.repack = getelementptr inbounds { {} addrspace(10)*, [2 x i64] }, { {} addrspace(10)*, [2 x i64] } addrspace(10)* %30, i64 0, i32 0, !dbg !1870
  store {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5241529376 to {}*) to {} addrspace(10)*), {} addrspace(10)* addrspace(10)* %.repack, align 8, !dbg !1870, !tbaa !49, !alias.scope !53, !noalias !1862
  %.repack134.repack = getelementptr inbounds { {} addrspace(10)*, [2 x i64] }, { {} addrspace(10)*, [2 x i64] } addrspace(10)* %30, i64 0, i32 1, i64 0, !dbg !1870
  store i64 %arraysize, i64 addrspace(10)* %.repack134.repack, align 8, !dbg !1870, !tbaa !49, !alias.scope !53, !noalias !1862
  %.repack134.repack136 = getelementptr inbounds { {} addrspace(10)*, [2 x i64] }, { {} addrspace(10)*, [2 x i64] } addrspace(10)* %30, i64 0, i32 1, i64 1, !dbg !1870
  store i64 %arraysize9, i64 addrspace(10)* %.repack134.repack136, align 8, !dbg !1870, !tbaa !49, !alias.scope !53, !noalias !1862
  store atomic {} addrspace(10)* %box107, {} addrspace(10)* addrspace(11)* %28 release, align 8, !dbg !1870, !tbaa !562, !alias.scope !53, !noalias !1862
  call void ({} addrspace(10)*, ...) @julia.write_barrier({} addrspace(10)* nofree noundef nonnull %newstruct105, {} addrspace(10)* nofree nonnull %box107) #44, !dbg !1870
  %31 = addrspacecast {} addrspace(10)* %newstruct105 to i8 addrspace(11)*, !dbg !1870, !enzyme_inactive !33
  %32 = getelementptr inbounds i8, i8 addrspace(11)* %31, i64 8, !dbg !1870
  %33 = bitcast i8 addrspace(11)* %32 to {} addrspace(10)* addrspace(11)*, !dbg !1870
  store atomic {} addrspace(10)* addrspacecast ({}* inttoptr (i64 4333961224 to {}*) to {} addrspace(10)*), {} addrspace(10)* addrspace(11)* %33 release, align 8, !dbg !1870, !tbaa !562, !alias.scope !53, !noalias !1862
  %box109 = call noalias nonnull dereferenceable(8) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Pointer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 noundef 8, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5172855472 to {}*) to {} addrspace(10)*)) #42, !dbg !1869
  %34 = bitcast {} addrspace(10)* %box109 to [1 x {} addrspace(10)*] addrspace(10)*, !dbg !1869, !enzyme_inactive !33
  %35 = getelementptr [1 x {} addrspace(10)*], [1 x {} addrspace(10)*] addrspace(10)* %34, i64 0, i64 0, !dbg !1869
  store {} addrspace(10)* %newstruct105, {} addrspace(10)* addrspace(10)* %35, align 8, !dbg !1869, !tbaa !49, !alias.scope !53, !noalias !1862
  %36 = addrspacecast {} addrspace(10)* %box109 to {} addrspace(12)*, !dbg !1869, !enzyme_inactive !33
  call void @ijl_throw({} addrspace(12)* %36) #43, !dbg !1869
  unreachable, !dbg !1869

L52:                                              ; preds = %L39
  switch i32 %0, label %L63 [
    i32 1426063360, label %L69
    i32 1275068416, label %L69
  ], !dbg !1871

L63:                                              ; preds = %L52
  %37 = insertvalue { {} addrspace(10)*, i32 } { {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5229219008 to {}*) to {} addrspace(10)*), i32 0 }, i32 %0, 1, !dbg !1873
  %newstruct = call noalias nonnull dereferenceable(16) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 noundef 16, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5126013728 to {}*) to {} addrspace(10)*)) #42, !dbg !1873
  %38 = addrspacecast {} addrspace(10)* %newstruct to {} addrspace(10)* addrspace(11)*, !dbg !1873, !enzyme_inactive !33
  store {} addrspace(10)* null, {} addrspace(10)* addrspace(11)* %38, align 8, !dbg !1873, !tbaa !562, !alias.scope !53, !noalias !1862
  %39 = getelementptr inbounds {} addrspace(10)*, {} addrspace(10)* addrspace(11)* %38, i64 1, !dbg !1873
  store {} addrspace(10)* null, {} addrspace(10)* addrspace(11)* %39, align 8, !dbg !1873, !tbaa !562, !alias.scope !53, !noalias !1862
  %box13 = call noalias nonnull dereferenceable(16) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,0]:Pointer, [-1,8]:Integer, [-1,9]:Integer, [-1,10]:Integer, [-1,11]:Integer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 noundef 16, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5145474416 to {}*) to {} addrspace(10)*)) #42, !dbg !1873
  %40 = bitcast {} addrspace(10)* %box13 to { {} addrspace(10)*, i32 } addrspace(10)*, !dbg !1873, !enzyme_inactive !33
  store { {} addrspace(10)*, i32 } %37, { {} addrspace(10)*, i32 } addrspace(10)* %40, align 8, !dbg !1873, !tbaa !49, !alias.scope !53, !noalias !1862
  store atomic {} addrspace(10)* %box13, {} addrspace(10)* addrspace(11)* %38 release, align 8, !dbg !1873, !tbaa !562, !alias.scope !53, !noalias !1862
  call void ({} addrspace(10)*, ...) @julia.write_barrier({} addrspace(10)* nofree noundef nonnull %newstruct, {} addrspace(10)* nofree nonnull %box13) #44, !dbg !1873
  %41 = addrspacecast {} addrspace(10)* %newstruct to i8 addrspace(11)*, !dbg !1873, !enzyme_inactive !33
  %42 = getelementptr inbounds i8, i8 addrspace(11)* %41, i64 8, !dbg !1873
  %43 = bitcast i8 addrspace(11)* %42 to {} addrspace(10)* addrspace(11)*, !dbg !1873
  store atomic {} addrspace(10)* addrspacecast ({}* inttoptr (i64 4333961224 to {}*) to {} addrspace(10)*), {} addrspace(10)* addrspace(11)* %43 release, align 8, !dbg !1873, !tbaa !562, !alias.scope !53, !noalias !1862
  %box15 = call noalias nonnull dereferenceable(8) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Pointer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 noundef 8, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5195018480 to {}*) to {} addrspace(10)*)) #42, !dbg !1874
  %44 = bitcast {} addrspace(10)* %box15 to [1 x {} addrspace(10)*] addrspace(10)*, !dbg !1874, !enzyme_inactive !33
  %45 = getelementptr [1 x {} addrspace(10)*], [1 x {} addrspace(10)*] addrspace(10)* %44, i64 0, i64 0, !dbg !1874
  store {} addrspace(10)* %newstruct, {} addrspace(10)* addrspace(10)* %45, align 8, !dbg !1874, !tbaa !49, !alias.scope !53, !noalias !1862
  %46 = addrspacecast {} addrspace(10)* %box15 to {} addrspace(12)*, !dbg !1874, !enzyme_inactive !33
  call void @ijl_throw({} addrspace(12)* %46) #43, !dbg !1874
  unreachable, !dbg !1874

L69:                                              ; preds = %L52, %L52
  %47 = addrspacecast {} addrspace(10)* %3 to { i8 addrspace(13)*, i64, i16, i16, i32 } addrspace(11)*, !dbg !1875
  %arraylen_ptr = getelementptr inbounds { i8 addrspace(13)*, i64, i16, i16, i32 }, { i8 addrspace(13)*, i64, i16, i16, i32 } addrspace(11)* %47, i64 0, i32 1, !dbg !1875
  %arraylen = load i64, i64 addrspace(11)* %arraylen_ptr, align 8, !dbg !1875, !tbaa !116, !range !78, !alias.scope !119, !noalias !120, !enzyme_inactive !33
  %48 = icmp eq i64 %arraysize, %arraylen, !dbg !1877
  br i1 %48, label %L153, label %L73, !dbg !1876

L73:                                              ; preds = %L69
  %49 = call noalias nonnull "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Integer}" {} addrspace(10)* @ijl_box_int64(i64 signext %arraylen) #45, !dbg !1879
  %50 = call noalias nonnull "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Integer}" {} addrspace(10)* @ijl_box_int64(i64 signext %arraysize) #45, !dbg !1879
  %51 = call nonnull "enzyme_type"="{[-1]:Pointer}" {} addrspace(10)* ({} addrspace(10)* ({} addrspace(10)*, {} addrspace(10)**, i32, {} addrspace(10)*)*, {} addrspace(10)*, {} addrspace(10)*, ...) @julia.call2({} addrspace(10)* ({} addrspace(10)*, {} addrspace(10)**, i32, {} addrspace(10)*)* noundef nonnull @ijl_invoke, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5138974592 to {}*) to {} addrspace(10)*), {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5124395440 to {}*) to {} addrspace(10)*), {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5228831744 to {}*) to {} addrspace(10)*), {} addrspace(10)* nonnull %49, {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5228831712 to {}*) to {} addrspace(10)*), {} addrspace(10)* nonnull %50) #46, !dbg !1879
  %box21 = call noalias nonnull dereferenceable(8) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Pointer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 noundef 8, {} addrspace(10)* noundef addrspacecast ({}* inttoptr (i64 5172855472 to {}*) to {} addrspace(10)*)) #42, !dbg !1879
  %52 = bitcast {} addrspace(10)* %box21 to [1 x {} addrspace(10)*] addrspace(10)*, !dbg !1879, !enzyme_inactive !33
  %53 = getelementptr [1 x {} addrspace(10)*], [1 x {} addrspace(10)*] addrspace(10)* %52, i64 0, i64 0, !dbg !1879
  store {} addrspace(10)* %51, {} addrspace(10)* addrspace(10)* %53, align 8, !dbg !1879, !tbaa !49, !alias.scope !53, !noalias !1862
  %54 = addrspacecast {} addrspace(10)* %box21 to {} addrspace(12)*, !dbg !1879, !enzyme_inactive !33
  call void @ijl_throw({} addrspace(12)* %54) #43, !dbg !1879
  unreachable, !dbg !1879

L153:                                             ; preds = %L69
  %55 = addrspacecast {} addrspace(10)* %3 to {} addrspace(11)*, !dbg !1875
  %56 = lshr i32 %0, 24, !dbg !1880
  %value_phi26 = trunc i32 %56 to i8, !dbg !1888
  store i8 %value_phi26, i8* %6, align 1, !dbg !1884, !tbaa !562, !alias.scope !53, !noalias !1862
  %57 = lshr i32 %1, 24, !dbg !1880
  %value_phi29 = trunc i32 %57 to i8, !dbg !1888
  store i8 %value_phi29, i8* %7, align 1, !dbg !1884, !tbaa !562, !alias.scope !53, !noalias !1862
  store i8 78, i8* %8, align 1, !dbg !1884, !tbaa !562, !alias.scope !53, !noalias !1862
  store i64 %arraysize, i64* %9, align 16, !dbg !1884, !tbaa !562, !alias.scope !53, !noalias !1862
  store i64 1, i64* %11, align 16, !dbg !1884, !tbaa !562, !alias.scope !53, !noalias !1862
  %.not129 = icmp eq i64 %arraysize, 0, !dbg !1889
  %58 = select i1 %.not129, i64 1, i64 %arraysize, !dbg !1891
  store i64 %58, i64* %13, align 16, !dbg !1884, !tbaa !562, !alias.scope !53, !noalias !1862
  store i64 %58, i64* %15, align 16, !dbg !1884, !tbaa !562, !alias.scope !53, !noalias !1862
  %59 = call nonnull "enzyme_type"="{[-1]:Pointer, [-1,0]:Pointer, [-1,0,-1]:Float@double, [-1,8]:Integer, [-1,9]:Integer, [-1,10]:Integer, [-1,11]:Integer, [-1,12]:Integer, [-1,13]:Integer, [-1,14]:Integer, [-1,15]:Integer, [-1,16]:Integer, [-1,17]:Integer, [-1,18]:Integer, [-1,19]:Integer, [-1,20]:Integer, [-1,21]:Integer, [-1,22]:Integer, [-1,23]:Integer, [-1,24]:Integer, [-1,25]:Integer, [-1,26]:Integer, [-1,27]:Integer, [-1,28]:Integer, [-1,29]:Integer, [-1,30]:Integer, [-1,31]:Integer, [-1,32]:Integer, [-1,33]:Integer, [-1,34]:Integer, [-1,35]:Integer, [-1,36]:Integer, [-1,37]:Integer, [-1,38]:Integer, [-1,39]:Integer}" {}* @julia.pointer_from_objref({} addrspace(11)* noundef %24) #47, !dbg !1892
  %60 = bitcast {}* %59 to double**, !dbg !1892
  %arrayptr131 = load double*, double** %60, align 8, !dbg !1892, !tbaa !38, !alias.scope !41, !noalias !44, !nonnull !33
  %61 = call nonnull "enzyme_type"="{[-1]:Pointer, [-1,0]:Pointer, [-1,0,-1]:Float@double, [-1,8]:Integer, [-1,9]:Integer, [-1,10]:Integer, [-1,11]:Integer, [-1,12]:Integer, [-1,13]:Integer, [-1,14]:Integer, [-1,15]:Integer, [-1,16]:Integer, [-1,17]:Integer, [-1,18]:Integer, [-1,19]:Integer, [-1,20]:Integer, [-1,21]:Integer, [-1,22]:Integer, [-1,23]:Integer, [-1,24]:Integer, [-1,25]:Integer, [-1,26]:Integer, [-1,27]:Integer, [-1,28]:Integer, [-1,29]:Integer, [-1,30]:Integer, [-1,31]:Integer, [-1,32]:Integer, [-1,33]:Integer, [-1,34]:Integer, [-1,35]:Integer, [-1,36]:Integer, [-1,37]:Integer, [-1,38]:Integer, [-1,39]:Integer}" {}* @julia.pointer_from_objref({} addrspace(11)* noundef %55) #47, !dbg !1892
  %62 = bitcast {}* %61 to double**, !dbg !1892
  %arrayptr72132 = load double*, double** %62, align 8, !dbg !1892, !tbaa !683, !alias.scope !119, !noalias !120, !nonnull !33
  %bitcast_coercion77 = ptrtoint i64* %4 to i64, !dbg !1893
  call void @dtrtrs_64_(i8* noundef nonnull %6, i8* noundef nonnull %7, i8* noundef nonnull %8, i8* noundef nonnull %10, i8* noundef nonnull %12, double* nonnull %arrayptr131, i8* noundef nonnull %14, double* nonnull %arrayptr72132, i8* noundef nonnull %16, i64 noundef %bitcast_coercion77, i64 noundef 1, i64 noundef 1, i64 noundef 1) #41 [ "jl_roots"({} addrspace(10)* null, {} addrspace(10)* null, {} addrspace(10)* %3, {} addrspace(10)* null, {} addrspace(10)* %2, {} addrspace(10)* null, {} addrspace(10)* null, {} addrspace(10)* null, {} addrspace(10)* null, {} addrspace(10)* null) ], !dbg !1887
  %63 = load i64, i64* %4, align 16, !dbg !1896, !tbaa !562, !alias.scope !53, !noalias !97
  %.not133 = icmp eq i64 %63, 0, !dbg !1899
  br i1 %.not133, label %L273, label %L263, !dbg !1900

L263:                                             ; preds = %L153
  %64 = icmp sgt i64 %63, -1, !dbg !1901
  br i1 %64, label %L270, label %L265, !dbg !1902

L265:                                             ; preds = %L263
  %65 = sub i64 0, %63, !dbg !1903
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %5) #41
  call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %6) #41
  call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %7) #41
  call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %8) #41
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %10) #41
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %12) #41
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %14) #41
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %16) #41
  %66 = call noalias nonnull "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Integer}" {} addrspace(10)* @ijl_box_int64(i64 signext %65) #45, !dbg !1904
  %67 = call nonnull "enzyme_type"="{[-1]:Pointer}" {} addrspace(10)* ({} addrspace(10)* ({} addrspace(10)*, {} addrspace(10)**, i32, {} addrspace(10)*)*, {} addrspace(10)*, {} addrspace(10)*, ...) @julia.call2({} addrspace(10)* ({} addrspace(10)*, {} addrspace(10)**, i32, {} addrspace(10)*)* nonnull @ijl_invoke, {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5138974592 to {}*) to {} addrspace(10)*), {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5124395440 to {}*) to {} addrspace(10)*), {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5229218400 to {}*) to {} addrspace(10)*), {} addrspace(10)* nonnull %66, {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5229218368 to {}*) to {} addrspace(10)*)) #46, !dbg !1904
  %box88 = call noalias nonnull dereferenceable(8) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Pointer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 8, {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5195018480 to {}*) to {} addrspace(10)*)) #42, !dbg !1904
  %68 = bitcast {} addrspace(10)* %box88 to [1 x {} addrspace(10)*] addrspace(10)*, !dbg !1904, !enzyme_inactive !33
  %69 = getelementptr [1 x {} addrspace(10)*], [1 x {} addrspace(10)*] addrspace(10)* %68, i64 0, i64 0, !dbg !1904
  store {} addrspace(10)* %67, {} addrspace(10)* addrspace(10)* %69, align 8, !dbg !1904, !tbaa !49, !alias.scope !53, !noalias !1862
  %70 = addrspacecast {} addrspace(10)* %box88 to {} addrspace(12)*, !dbg !1904, !enzyme_inactive !33
  call void @ijl_throw({} addrspace(12)* %70) #43, !dbg !1904
  unreachable, !dbg !1904

L270:                                             ; preds = %L263
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %5) #41
  call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %6) #41
  call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %7) #41
  call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %8) #41
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %10) #41
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %12) #41
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %14) #41
  call void @llvm.lifetime.end.p0i8(i64 8, i8* nonnull %16) #41
  %box93 = call noalias nonnull dereferenceable(8) "enzyme_inactive" "enzyme_type"="{[-1]:Pointer, [-1,-1]:Integer}" {} addrspace(10)* @julia.gc_alloc_obj({}** nonnull %current_task1, i64 8, {} addrspace(10)* addrspacecast ({}* inttoptr (i64 5162718960 to {}*) to {} addrspace(10)*)) #42, !dbg !1905
  %memcpy_refined_dst = bitcast {} addrspace(10)* %box93 to i64 addrspace(10)*, !dbg !1905, !enzyme_inactive !33
  store i64 %63, i64 addrspace(10)* %memcpy_refined_dst, align 8, !dbg !1905, !tbaa !49, !alias.scope !53, !noalias !1862
  %71 = addrspacecast {} addrspace(10)* %box93 to {} addrspace(12)*, !dbg !1905, !enzyme_inactive !33
  call void @ijl_throw({} addrspace(12)* %71) #43, !dbg !1905
  unreachable, !dbg !1905

L273:                                             ; preds = %L153
  ret {} addrspace(10)* %3, !dbg !1906
}

in Mode: ForwardMode
cannot handle blas argument  within trtrs of   call void @dtrtrs_64_(i8* noundef nonnull %6, i8* noundef nonnull %7, i8* noundef nonnull %8, i8* noundef nonnull %10, i8* noundef nonnull %12, double* nonnull %arrayptr131, i8* noundef nonnull %14, double* nonnull %arrayptr72132, i8* noundef nonnull %16, i64 noundef %bitcast_coercion77, i64 noundef 1, i64 noundef 1, i64 noundef 1) #41 [ "jl_roots"({} addrspace(10)* null, {} addrspace(10)* null, {} addrspace(10)* %3, {} addrspace(10)* null, {} addrspace(10)* %2, {} addrspace(10)* null, {} addrspace(10)* null, {} addrspace(10)* null, {} addrspace(10)* null, {} addrspace(10)* null) ], !dbg !114

Stacktrace:
 [1] trtrs!
   @ ~/.julia/juliaup/julia-1.10.5+0.aarch64.apple.darwin14/share/julia/stdlib/v1.10/LinearAlgebra/src/lapack.jl:3557


Stacktrace:
  [1] trtrs!
    @ ~/.julia/juliaup/julia-1.10.5+0.aarch64.apple.darwin14/share/julia/stdlib/v1.10/LinearAlgebra/src/lapack.jl:3557
  [2] generic_trimatdiv!
    @ ~/.julia/juliaup/julia-1.10.5+0.aarch64.apple.darwin14/share/julia/stdlib/v1.10/LinearAlgebra/src/triangular.jl:830 [inlined]
  [3] _ldiv!
    @ ~/.julia/juliaup/julia-1.10.5+0.aarch64.apple.darwin14/share/julia/stdlib/v1.10/LinearAlgebra/src/triangular.jl:752 [inlined]
  [4] ldiv!
    @ ~/.julia/juliaup/julia-1.10.5+0.aarch64.apple.darwin14/share/julia/stdlib/v1.10/LinearAlgebra/src/triangular.jl:745 [inlined]
  [5] \
    @ ~/.julia/juliaup/julia-1.10.5+0.aarch64.apple.darwin14/share/julia/stdlib/v1.10/LinearAlgebra/src/triangular.jl:1485 [inlined]
  [6] invquad
    @ ~/.julia/packages/PDMats/cAM9h/src/pdmat.jl:146
  [7] sqmahal
    @ ~/.julia/packages/Distributions/uuqsE/src/multivariate/mvnormal.jl:267
  [8] _logpdf
    @ ~/.julia/packages/Distributions/uuqsE/src/multivariate/mvnormal.jl:143 [inlined]
  [9] logpdf
    @ ~/.julia/packages/Distributions/uuqsE/src/common.jl:263 [inlined]
 [10] logpdf
    @ ~/.julia/packages/Distributions/uuqsE/src/common.jl:0 [inlined]
 [11] fwddiffejulia_logpdf_2780_inner_1wrap
    @ ~/.julia/packages/Distributions/uuqsE/src/common.jl:0
 [12] macro expansion
    @ ~/.julia/packages/Enzyme/vgArw/src/compiler.jl:8136 [inlined]
 [13] enzyme_call
    @ ~/.julia/packages/Enzyme/vgArw/src/compiler.jl:7702 [inlined]
 [14] ForwardModeThunk
    @ ~/.julia/packages/Enzyme/vgArw/src/compiler.jl:7491 [inlined]
 [15] runtime_generic_fwd(activity::Type{…}, runtimeActivity::Val{…}, width::Val{…}, RT::Val{…}, f::typeof(logpdf), df::Nothing, primal_1::FullNormal, shadow_1_1::Nothing, primal_2::Vector{…}, shadow_2_1::Vector{…})
    @ Enzyme.Compiler ~/.julia/packages/Enzyme/vgArw/src/rules/jitrules.jl:305
 [16] #3
    @ ./REPL[12]:1 [inlined]
 [17] fwddiffejulia__3_1968wrap
    @ ./REPL[12]:0
 [18] macro expansion
    @ ~/.julia/packages/Enzyme/vgArw/src/compiler.jl:8136 [inlined]
 [19] enzyme_call
    @ ~/.julia/packages/Enzyme/vgArw/src/compiler.jl:7702 [inlined]
 [20] ForwardModeThunk
    @ ~/.julia/packages/Enzyme/vgArw/src/compiler.jl:7491 [inlined]
 [21] autodiff
    @ ~/.julia/packages/Enzyme/vgArw/src/Enzyme.jl:647 [inlined]
 [22] macro expansion
    @ ~/.julia/packages/Enzyme/vgArw/src/Enzyme.jl:2068 [inlined]
 [23] gradient(::EnzymeCore.ForwardMode{…}, ::EnzymeCore.Const{…}, ::Vector{…}; chunk::Nothing, shadows::Tuple{…})
    @ Enzyme ~/.julia/packages/Enzyme/vgArw/src/Enzyme.jl:1970
 [24] gradient(::EnzymeCore.ForwardMode{…}, ::EnzymeCore.Const{…}, ::Vector{…})
    @ Enzyme ~/.julia/packages/Enzyme/vgArw/src/Enzyme.jl:1970
 [25] top-level scope
    @ REPL[12]:1
Some type information was truncated. Use `show(err)` to see complete types.

Julia 1.10.5, Enzyme v0.13.11.

Both a fix and a more minimal and informative error message would be helpful.