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Consolidate panicking functions in slice/index.rs #145137

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@Kmeakin Kmeakin commented Aug 8, 2025

Consolidate all the panicking functions in slice/index.rs to use a single slice_index_fail function, similar to how it is done in str/traits.rs.

Split off from #145024

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rustbot commented Aug 8, 2025

r? @jhpratt

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@rustbot rustbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue. labels Aug 8, 2025
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@Kmeakin Kmeakin force-pushed the km/optimize-slice-index-panicking branch from 6473bd2 to 2cc5be6 Compare August 9, 2025 00:06
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rustbot commented Aug 9, 2025

The Miri subtree was changed

cc @rust-lang/miri

@Kmeakin Kmeakin force-pushed the km/optimize-slice-index-panicking branch from 2cc5be6 to ea7033e Compare August 9, 2025 00:16
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@Kmeakin
Consolidate panicking functions in slice/index.rs
85e73f3 
Consolidate all the panicking functions in `slice/index.rs` to use a single
`slice_index_fail` function, similar to how it is done in `str/traits.rs`.
@Kmeakin Kmeakin force-pushed the km/optimize-slice-index-panicking branch from ea7033e to 85e73f3 Compare August 9, 2025 01:16
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The job aarch64-gnu-llvm-19-1 failed! Check out the build log: (web) (plain enhanced) (plain)

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

---- [codegen] tests/codegen-llvm/integer-overflow.rs stdout ----

error: verification with 'FileCheck' failed
status: exit status: 1
command: "/usr/lib/llvm-19/bin/FileCheck" "--input-file" "/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/integer-overflow/integer-overflow.ll" "/checkout/tests/codegen-llvm/integer-overflow.rs" "--check-prefix=CHECK" "--allow-unused-prefixes" "--dump-input-context" "100"
stdout: none
--- stderr -------------------------------
/checkout/tests/codegen-llvm/integer-overflow.rs:13:16: error: CHECK-NOT: excluded string found in input
 // CHECK-NOT: slice_index_fail
               ^
/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/integer-overflow/integer-overflow.ll:34:28: note: found here
; call core::slice::index::slice_index_fail
                           ^~~~~~~~~~~~~~~~

Input file: /checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/integer-overflow/integer-overflow.ll
Check file: /checkout/tests/codegen-llvm/integer-overflow.rs

-dump-input=help explains the following input dump.

Input was:
<<<<<<
        1: ; ModuleID = 'integer_overflow.d0a7ef409b5390ce-cgu.0' 
        2: source_filename = "integer_overflow.d0a7ef409b5390ce-cgu.0" 
        3: target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32" 
        4: target triple = "aarch64-unknown-linux-gnu" 
        5:  
        6: @alloc_ff12d07b8177957b8387de7fa843423f = private unnamed_addr constant [49 x i8] c"/checkout/tests/codegen-llvm/integer-overflow.rs\00", align 1 
        7: @alloc_b106af9d378cd43d907734f0ca95174c = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\0E\00\00\00", [4 x i8] undef, ptr @alloc_ff12d07b8177957b8387de7fa843423f, [12 x i8] c"0\00\00\00\00\00\00\00!\00\00\00", [4 x i8] undef }>, align 8 
        8: @alloc_5afe1f775b9f203ea896dd27ce6c2181 = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\0E\00\00\00", [4 x i8] undef, ptr @alloc_ff12d07b8177957b8387de7fa843423f, [12 x i8] c"0\00\00\00\00\00\00\00\14\00\00\00", [4 x i8] undef }>, align 8 
        9: @alloc_20387709e971473e2396b0c1d2e2510c = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\17\00\00\00", [4 x i8] undef, ptr @alloc_ff12d07b8177957b8387de7fa843423f, [12 x i8] c"0\00\00\00\00\00\00\00\0C\00\00\00", [4 x i8] undef }>, align 8 
       10:  
       11: ; Function Attrs: uwtable 
       12: define { ptr, i64 } @slice_no_index_order(ptr noalias nocapture noundef align 8 dereferenceable(24) %s, i64 noundef %n) unnamed_addr #0 { 
       13: start: 
       14:  %_8.0 = load ptr, ptr %s, align 8, !nonnull !2, !align !3, !noundef !2 
       15:  %0 = getelementptr inbounds i8, ptr %s, i64 8 
       16:  %_8.1 = load i64, ptr %0, align 8, !noundef !2 
       17:  %1 = getelementptr inbounds i8, ptr %s, i64 16 
       18:  %_3 = load i64, ptr %1, align 8, !noundef !2 
       19:  %2 = tail call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %_3, i64 %n) 
       20:  %_6.0 = extractvalue { i64, i1 } %2, 0 
       21:  %_6.1 = extractvalue { i64, i1 } %2, 1 
       22:  br i1 %_6.1, label %panic, label %bb1 
       23:  
       24: bb1: ; preds = %start 
       25:  %_9.not = icmp ugt i64 %_6.0, %_8.1 
       26:  br i1 %_9.not, label %bb5, label %bb2, !prof !4 
       27:  
       28: panic: ; preds = %start 
       29: ; call core::panicking::panic_const::panic_const_add_overflow 
       30:  tail call void @_ZN4core9panicking11panic_const24panic_const_add_overflow17hfa61a4974d51752bE(ptr noalias noundef nonnull readonly align 8 dereferenceable(32) @alloc_b106af9d378cd43d907734f0ca95174c) #3 
       31:  unreachable 
       32:  
       33: bb5: ; preds = %bb1 
       34: ; call core::slice::index::slice_index_fail 
not:13                                !~~~~~~~~~~~~~~~  error: no match expected
       35:  tail call void @_ZN4core5slice5index16slice_index_fail17hdda667bac6f9b845E(i64 noundef %_3, i64 noundef %_6.0, i64 noundef %_8.1, ptr noalias noundef nonnull readonly align 8 dereferenceable(32) @alloc_5afe1f775b9f203ea896dd27ce6c2181) #3 
       36:  unreachable 
       37:  
       38: bb2: ; preds = %bb1 
       39:  %_18 = getelementptr inbounds nuw i8, ptr %_8.0, i64 %_3 
       40:  %_16 = sub nuw i64 %_6.0, %_3 
       41:  store i64 %_6.0, ptr %1, align 8 
       42:  %3 = insertvalue { ptr, i64 } poison, ptr %_18, 0 
       43:  %4 = insertvalue { ptr, i64 } %3, i64 %_16, 1 
       44:  ret { ptr, i64 } %4 
       45: } 
       46:  
       47: ; Function Attrs: uwtable 
       48: define { ptr, i64 } @test_check(ptr noalias nocapture noundef readonly align 8 dereferenceable(24) %s, i64 noundef %x, i64 noundef %y) unnamed_addr #0 { 
       49: start: 
       50:  %0 = getelementptr inbounds i8, ptr %s, i64 8 
       51:  %_4.1 = load i64, ptr %0, align 8, !noundef !2 
       52:  %_11 = icmp ult i64 %y, %x 
       53:  %_5.not = icmp ult i64 %_4.1, %y 
       54:  %or.cond = or i1 %_11, %_5.not 
       55:  br i1 %or.cond, label %bb3, label %bb1, !prof !4 
       56:  
       57: bb1: ; preds = %start 
       58:  %_4.0 = load ptr, ptr %s, align 8, !nonnull !2, !align !3, !noundef !2 
       59:  %_12 = sub nuw i64 %y, %x 
       60:  %_14 = getelementptr inbounds nuw i8, ptr %_4.0, i64 %x 
       61:  %1 = insertvalue { ptr, i64 } poison, ptr %_14, 0 
       62:  %2 = insertvalue { ptr, i64 } %1, i64 %_12, 1 
       63:  ret { ptr, i64 } %2 
       64:  
       65: bb3: ; preds = %start 
       66: ; call core::slice::index::slice_index_fail 
       67:  tail call void @_ZN4core5slice5index16slice_index_fail17hdda667bac6f9b845E(i64 noundef %x, i64 noundef %y, i64 noundef %_4.1, ptr noalias noundef nonnull readonly align 8 dereferenceable(32) @alloc_20387709e971473e2396b0c1d2e2510c) #3 
       68:  unreachable 
       69: } 
       70:  
       71: ; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) 
       72: declare { i64, i1 } @llvm.uadd.with.overflow.i64(i64, i64) #1 
       73:  
       74: ; core::panicking::panic_const::panic_const_add_overflow 
       75: ; Function Attrs: cold noinline noreturn uwtable 
       76: declare void @_ZN4core9panicking11panic_const24panic_const_add_overflow17hfa61a4974d51752bE(ptr noalias noundef readonly align 8 dereferenceable(32)) unnamed_addr #2 
       77:  
       78: ; core::slice::index::slice_index_fail 
       79: ; Function Attrs: cold noinline noreturn uwtable 
       80: declare void @_ZN4core5slice5index16slice_index_fail17hdda667bac6f9b845E(i64 noundef, i64 noundef, i64 noundef, ptr noalias noundef readonly align 8 dereferenceable(32)) unnamed_addr #2 
       81:  
       82: attributes #0 = { uwtable "frame-pointer"="non-leaf" "probe-stack"="inline-asm" "target-cpu"="generic" "target-features"="+v8a,+outline-atomics" } 
       83: attributes #1 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) } 
       84: attributes #2 = { cold noinline noreturn uwtable "frame-pointer"="non-leaf" "probe-stack"="inline-asm" "target-cpu"="generic" "target-features"="+v8a,+outline-atomics" } 
       85: attributes #3 = { noreturn } 
       86:  
       87: !llvm.module.flags = !{!0} 
       88: !llvm.ident = !{!1} 
       89:  
       90: !0 = !{i32 8, !"PIC Level", i32 2} 
       91: !1 = !{!"rustc version 1.91.0-nightly (5d824530a 2025-08-09)"} 
       92: !2 = !{} 
       93: !3 = !{i64 1} 
       94: !4 = !{!"branch_weights", i32 4001, i32 4000000} 
>>>>>>
------------------------------------------


---- [codegen] tests/codegen-llvm/issues/issue-27130.rs stdout ----

error: verification with 'FileCheck' failed
status: exit status: 1
command: "/usr/lib/llvm-19/bin/FileCheck" "--input-file" "/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-27130/issue-27130.ll" "/checkout/tests/codegen-llvm/issues/issue-27130.rs" "--check-prefix=CHECK" "--allow-unused-prefixes" "--dump-input-context" "100"
stdout: none
--- stderr -------------------------------
/checkout/tests/codegen-llvm/issues/issue-27130.rs:18:16: error: CHECK-NOT: excluded string found in input
 // CHECK-NOT: slice_index_fail
               ^
/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-27130/issue-27130.ll:75:28: note: found here
; call core::slice::index::slice_index_fail
                           ^~~~~~~~~~~~~~~~

Input file: /checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-27130/issue-27130.ll
Check file: /checkout/tests/codegen-llvm/issues/issue-27130.rs

-dump-input=help explains the following input dump.

Input was:
<<<<<<
        1: ; ModuleID = 'issue_27130.4cb69d81e0b072a4-cgu.0' 
        2: source_filename = "issue_27130.4cb69d81e0b072a4-cgu.0" 
        3: target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32" 
        4: target triple = "aarch64-unknown-linux-gnu" 
        5:  
        6: @alloc_ecd9a4521f3807c60c485d8a8aaf913b = private unnamed_addr constant [51 x i8] c"/checkout/tests/codegen-llvm/issues/issue-27130.rs\00", align 1 
        7: @alloc_50287c6a1b8b28d55adad8edbd31ad80 = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\13\00\00\00", [4 x i8] undef, ptr @alloc_ecd9a4521f3807c60c485d8a8aaf913b, [12 x i8] c"2\00\00\00\00\00\00\00\10\00\00\00", [4 x i8] undef }>, align 8 
        8:  
        9: ; Function Attrs: nofree norecurse nosync nounwind memory(read, argmem: readwrite, inaccessiblemem: none) uwtable 
       10: define void @trim_in_place(ptr noalias nocapture noundef align 8 dereferenceable(16) %a) unnamed_addr #0 { 
       11: start: 
       12:  %0 = getelementptr inbounds i8, ptr %a, i64 8 
       13:  %.promoted = load i64, ptr %0, align 8 
       14:  %_8.not3 = icmp eq i64 %.promoted, 0 
       15:  br i1 %_8.not3, label %bb3, label %bb4.preheader 
       16:  
       17: bb4.preheader: ; preds = %start 
       18:  %a.promoted = load ptr, ptr %a, align 8 
       19:  br label %bb4 
       20:  
       21: bb4: ; preds = %bb4.preheader, %bb7 
       22:  %_1915 = phi ptr [ %_19, %bb7 ], [ %a.promoted, %bb4.preheader ] 
       23:  %_1724 = phi i64 [ %_17, %bb7 ], [ %.promoted, %bb4.preheader ] 
       24:  %_11 = load i8, ptr %_1915, align 1, !noundef !2 
       25:  %_2 = icmp eq i8 %_11, 42 
       26:  br i1 %_2, label %bb7, label %bb3 
       27:  
       28: bb3: ; preds = %bb4, %bb7, %start 
       29:  ret void 
       30:  
       31: bb7: ; preds = %bb4 
       32:  %_17 = add i64 %_1724, -1 
       33:  %_19 = getelementptr inbounds nuw i8, ptr %_1915, i64 1 
       34:  store ptr %_19, ptr %a, align 8 
       35:  store i64 %_17, ptr %0, align 8 
       36:  %_8.not = icmp eq i64 %_17, 0 
       37:  br i1 %_8.not, label %bb3, label %bb4 
       38: } 
       39:  
       40: ; Function Attrs: uwtable 
       41: define void @trim_in_place2(ptr noalias nocapture noundef align 8 dereferenceable(16) %a) unnamed_addr #1 { 
       42: start: 
       43:  %0 = getelementptr inbounds i8, ptr %a, i64 8 
       44:  %.promoted = load i64, ptr %0, align 8 
       45:  %_8.not3 = icmp eq i64 %.promoted, 0 
       46:  br i1 %_8.not3, label %bb3, label %bb4.preheader 
       47:  
       48: bb4.preheader: ; preds = %start 
       49:  %a.promoted = load ptr, ptr %a, align 8 
       50:  br label %bb4 
       51:  
       52: bb4: ; preds = %bb4.preheader, %bb7 
       53:  %_1715 = phi ptr [ %_17, %bb7 ], [ %a.promoted, %bb4.preheader ] 
       54:  %_1524 = phi i64 [ %_15, %bb7 ], [ %.promoted, %bb4.preheader ] 
       55:  %1 = load i8, ptr %_1715, align 1, !noundef !2 
       56:  %2 = icmp eq i8 %1, 42 
       57:  br i1 %2, label %bb2, label %bb3 
       58:  
       59: bb3: ; preds = %bb4, %bb7, %start 
       60:  ret void 
       61:  
       62: bb2: ; preds = %bb4 
       63:  %_10 = icmp eq i64 %_1524, 1 
       64:  br i1 %_10, label %bb6, label %bb7, !prof !3 
       65:  
       66: bb7: ; preds = %bb2 
       67:  %_15 = add i64 %_1524, -2 
       68:  %_17 = getelementptr inbounds nuw i8, ptr %_1715, i64 2 
       69:  store ptr %_17, ptr %a, align 8 
       70:  store i64 %_15, ptr %0, align 8 
       71:  %_8.not = icmp eq i64 %_15, 0 
       72:  br i1 %_8.not, label %bb3, label %bb4 
       73:  
       74: bb6: ; preds = %bb2 
       75: ; call core::slice::index::slice_index_fail 
not:18                                !~~~~~~~~~~~~~~~  error: no match expected
       76:  tail call void @_ZN4core5slice5index16slice_index_fail17hdda667bac6f9b845E(i64 noundef 2, i64 noundef 1, i64 noundef 1, ptr noalias noundef nonnull readonly align 8 dereferenceable(32) @alloc_50287c6a1b8b28d55adad8edbd31ad80) #3 
       77:  unreachable 
       78: } 
       79:  
       80: ; core::slice::index::slice_index_fail 
       81: ; Function Attrs: cold noinline noreturn uwtable 
       82: declare void @_ZN4core5slice5index16slice_index_fail17hdda667bac6f9b845E(i64 noundef, i64 noundef, i64 noundef, ptr noalias noundef readonly align 8 dereferenceable(32)) unnamed_addr #2 
       83:  
       84: attributes #0 = { nofree norecurse nosync nounwind memory(read, argmem: readwrite, inaccessiblemem: none) uwtable "frame-pointer"="non-leaf" "probe-stack"="inline-asm" "target-cpu"="generic" "target-features"="+v8a,+outline-atomics" } 
       85: attributes #1 = { uwtable "frame-pointer"="non-leaf" "probe-stack"="inline-asm" "target-cpu"="generic" "target-features"="+v8a,+outline-atomics" } 
       86: attributes #2 = { cold noinline noreturn uwtable "frame-pointer"="non-leaf" "probe-stack"="inline-asm" "target-cpu"="generic" "target-features"="+v8a,+outline-atomics" } 
       87: attributes #3 = { noreturn } 
       88:  
       89: !llvm.module.flags = !{!0} 
       90: !llvm.ident = !{!1} 
       91:  
       92: !0 = !{i32 8, !"PIC Level", i32 2} 
       93: !1 = !{!"rustc version 1.91.0-nightly (5d824530a 2025-08-09)"} 
       94: !2 = !{} 
       95: !3 = !{!"branch_weights", !"expected", i32 1, i32 2000} 
>>>>>>
------------------------------------------


---- [codegen] tests/codegen-llvm/issues/issue-69101-bounds-check.rs stdout ----

error: verification with 'FileCheck' failed
status: exit status: 1
command: "/usr/lib/llvm-19/bin/FileCheck" "--input-file" "/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-69101-bounds-check/issue-69101-bounds-check.ll" "/checkout/tests/codegen-llvm/issues/issue-69101-bounds-check.rs" "--check-prefix=CHECK" "--allow-unused-prefixes" "--dump-input-context" "100"
stdout: none
--- stderr -------------------------------
/checkout/tests/codegen-llvm/issues/issue-69101-bounds-check.rs:13:12: error: CHECK: expected string not found in input
 // CHECK: slice_end_index_len_fail
           ^
/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-69101-bounds-check/issue-69101-bounds-check.ll:19:44: note: scanning from here
define void @already_sliced_no_bounds_check(ptr noalias nocapture noundef nonnull readonly align 1 %a.0, i64 noundef %a.1, ptr noalias nocapture noundef nonnull readonly align 1 %b.0, i64 noundef %b.1, ptr noalias nocapture noundef nonnull writeonly align 1 %c.0, i64 noundef %c.1) unnamed_addr #0 {
                                           ^
/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-69101-bounds-check/issue-69101-bounds-check.ll:25:28: note: possible intended match here
; call core::slice::index::slice_index_fail
                           ^
/checkout/tests/codegen-llvm/issues/issue-69101-bounds-check.rs:24:12: error: CHECK: expected string not found in input
 // CHECK: slice_end_index_len_fail
           ^
/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-69101-bounds-check/issue-69101-bounds-check.ll:497:50: note: scanning from here
define void @already_sliced_no_bounds_check_exact(ptr noalias nocapture noundef nonnull readonly align 1 %a.0, i64 noundef %a.1, ptr noalias nocapture noundef nonnull readonly align 1 %b.0, i64 noundef %b.1, ptr noalias nocapture noundef nonnull writeonly align 1 %c.0, i64 noundef %c.1) unnamed_addr #0 {
                                                 ^
/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-69101-bounds-check/issue-69101-bounds-check.ll:503:28: note: possible intended match here
; call core::slice::index::slice_index_fail
                           ^
/checkout/tests/codegen-llvm/issues/issue-69101-bounds-check.rs:36:12: error: CHECK: expected string not found in input
 // CHECK: slice_end_index_len_fail
           ^
/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-69101-bounds-check/issue-69101-bounds-check.ll:975:41: note: scanning from here
define void @already_sliced_bounds_check(ptr noalias nocapture noundef nonnull readonly align 1 %a.0, i64 noundef %a.1, ptr noalias nocapture noundef nonnull readonly align 1 %b.0, i64 noundef %b.1, ptr noalias nocapture noundef nonnull writeonly align 1 %c.0, i64 noundef %c.1) unnamed_addr #0 {
                                        ^
/checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-69101-bounds-check/issue-69101-bounds-check.ll:981:28: note: possible intended match here
; call core::slice::index::slice_index_fail
                           ^

Input file: /checkout/obj/build/aarch64-unknown-linux-gnu/test/codegen-llvm/issues/issue-69101-bounds-check/issue-69101-bounds-check.ll
Check file: /checkout/tests/codegen-llvm/issues/issue-69101-bounds-check.rs

-dump-input=help explains the following input dump.

Input was:
<<<<<<
            1: ; ModuleID = 'issue_69101_bounds_check.f796e1e003b06a72-cgu.0' 
            2: source_filename = "issue_69101_bounds_check.f796e1e003b06a72-cgu.0" 
            3: target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32" 
            4: target triple = "aarch64-unknown-linux-gnu" 
            5:  
            6: @alloc_e0073998dbaedaf627eb89eab806b434 = private unnamed_addr constant [64 x i8] c"/checkout/tests/codegen-llvm/issues/issue-69101-bounds-check.rs\00", align 1 
            7: @alloc_a8fc22e816d1a40ea65cdb5758f0f946 = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\0F\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00\10\00\00\00", [4 x i8] undef }>, align 8 
            8: @alloc_c5eaa48d7c7c3b901d123deabf9f2b0d = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\0F\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00\1C\00\00\00", [4 x i8] undef }>, align 8 
            9: @alloc_4782e823ab2e92f5bc0bc4b262475383 = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\0F\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00,\00\00\00", [4 x i8] undef }>, align 8 
           10: @alloc_bb3b39404179bdc0368a47049cf7d7e5 = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\1A\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00\10\00\00\00", [4 x i8] undef }>, align 8 
           11: @alloc_b8811f7a7ea69364dec8f1c7e8b99fa5 = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\1A\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00\1C\00\00\00", [4 x i8] undef }>, align 8 
           12: @alloc_919ceaab48c95c248cb6e948d0701b69 = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"\1A\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00,\00\00\00", [4 x i8] undef }>, align 8 
           13: @alloc_e8a6725d7489e8cd769ccc628f64d54e = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"&\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00\10\00\00\00", [4 x i8] undef }>, align 8 
           14: @alloc_d66bda3f29ba065f41c5ca108bae37ae = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"&\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00\1C\00\00\00", [4 x i8] undef }>, align 8 
           15: @alloc_6b2d1af66fb1225e42939a7b5128c786 = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"&\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00,\00\00\00", [4 x i8] undef }>, align 8 
           16: @alloc_671513a24778c48bf414f5cd532e0dbe = private unnamed_addr constant <{ [4 x i8], [4 x i8], ptr, [12 x i8], [4 x i8] }> <{ [4 x i8] c"(\00\00\00", [4 x i8] undef, ptr @alloc_e0073998dbaedaf627eb89eab806b434, [12 x i8] c"?\00\00\00\00\00\00\00\10\00\00\00", [4 x i8] undef }>, align 8 
           17:  
           18: ; Function Attrs: uwtable 
           19: define void @already_sliced_no_bounds_check(ptr noalias nocapture noundef nonnull readonly align 1 %a.0, i64 noundef %a.1, ptr noalias nocapture noundef nonnull readonly align 1 %b.0, i64 noundef %b.1, ptr noalias nocapture noundef nonnull writeonly align 1 %c.0, i64 noundef %c.1) unnamed_addr #0 { 
check:13'0                                                X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
           20: start: 
check:13'0     ~~~~~~~
           21:  %_11 = icmp ugt i64 %a.1, 2047 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           22:  br i1 %_11, label %bb5, label %bb6, !prof !2 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           23:  
check:13'0     ~
           24: bb6: ; preds = %start 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~
           25: ; call core::slice::index::slice_index_fail 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
check:13'1                                ?                 possible intended match
           26:  tail call void @_ZN4core5slice5index16slice_index_fail17hdda667bac6f9b845E(i64 noundef 0, i64 noundef 2048, i64 noundef %a.1, ptr noalias noundef nonnull readonly align 8 dereferenceable(32) @alloc_a8fc22e816d1a40ea65cdb5758f0f946) #4 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           27:  unreachable 
check:13'0     ~~~~~~~~~~~~~
           28:  
check:13'0     ~
           29: bb5: ; preds = %start 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~
           30:  %_15 = icmp ugt i64 %b.1, 2047 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           31:  br i1 %_15, label %bb7, label %bb8, !prof !2 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           32:  
check:13'0     ~
           33: bb8: ; preds = %bb5 
check:13'0     ~~~~~~~~~~~~~~~~~~~~
           34: ; call core::slice::index::slice_index_fail 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           35:  tail call void @_ZN4core5slice5index16slice_index_fail17hdda667bac6f9b845E(i64 noundef 0, i64 noundef 2048, i64 noundef %b.1, ptr noalias noundef nonnull readonly align 8 dereferenceable(32) @alloc_c5eaa48d7c7c3b901d123deabf9f2b0d) #4 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           36:  unreachable 
check:13'0     ~~~~~~~~~~~~~
           37:  
check:13'0     ~
           38: bb7: ; preds = %bb5 
check:13'0     ~~~~~~~~~~~~~~~~~~~~
           39:  %_19 = icmp ugt i64 %c.1, 2047 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           40:  br i1 %_19, label %vector.body, label %bb10, !prof !2 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           41:  
check:13'0     ~
           42: vector.body: ; preds = %bb7 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           43:  %0 = getelementptr inbounds i8, ptr %a.0, i64 16 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           44:  %wide.load = load <16 x i8>, ptr %a.0, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           45:  %wide.load5 = load <16 x i8>, ptr %0, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           46:  %1 = getelementptr inbounds i8, ptr %b.0, i64 16 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           47:  %wide.load6 = load <16 x i8>, ptr %b.0, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           48:  %wide.load7 = load <16 x i8>, ptr %1, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           49:  %2 = xor <16 x i8> %wide.load6, %wide.load 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           50:  %3 = xor <16 x i8> %wide.load7, %wide.load5 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           51:  %4 = getelementptr inbounds i8, ptr %c.0, i64 16 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           52:  store <16 x i8> %2, ptr %c.0, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           53:  store <16 x i8> %3, ptr %4, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           54:  %5 = getelementptr inbounds i8, ptr %a.0, i64 32 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           55:  %6 = getelementptr inbounds i8, ptr %a.0, i64 48 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           56:  %wide.load.1 = load <16 x i8>, ptr %5, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           57:  %wide.load5.1 = load <16 x i8>, ptr %6, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           58:  %7 = getelementptr inbounds i8, ptr %b.0, i64 32 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           59:  %8 = getelementptr inbounds i8, ptr %b.0, i64 48 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           60:  %wide.load6.1 = load <16 x i8>, ptr %7, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           61:  %wide.load7.1 = load <16 x i8>, ptr %8, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           62:  %9 = getelementptr inbounds i8, ptr %c.0, i64 32 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           63:  %10 = xor <16 x i8> %wide.load6.1, %wide.load.1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           64:  %11 = xor <16 x i8> %wide.load7.1, %wide.load5.1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           65:  %12 = getelementptr inbounds i8, ptr %c.0, i64 48 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           66:  store <16 x i8> %10, ptr %9, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           67:  store <16 x i8> %11, ptr %12, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           68:  %13 = getelementptr inbounds i8, ptr %a.0, i64 64 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           69:  %14 = getelementptr inbounds i8, ptr %a.0, i64 80 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           70:  %wide.load.2 = load <16 x i8>, ptr %13, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           71:  %wide.load5.2 = load <16 x i8>, ptr %14, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           72:  %15 = getelementptr inbounds i8, ptr %b.0, i64 64 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           73:  %16 = getelementptr inbounds i8, ptr %b.0, i64 80 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           74:  %wide.load6.2 = load <16 x i8>, ptr %15, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           75:  %wide.load7.2 = load <16 x i8>, ptr %16, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           76:  %17 = getelementptr inbounds i8, ptr %c.0, i64 64 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           77:  %18 = xor <16 x i8> %wide.load6.2, %wide.load.2 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           78:  %19 = xor <16 x i8> %wide.load7.2, %wide.load5.2 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           79:  %20 = getelementptr inbounds i8, ptr %c.0, i64 80 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           80:  store <16 x i8> %18, ptr %17, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           81:  store <16 x i8> %19, ptr %20, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           82:  %21 = getelementptr inbounds i8, ptr %a.0, i64 96 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           83:  %22 = getelementptr inbounds i8, ptr %a.0, i64 112 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           84:  %wide.load.3 = load <16 x i8>, ptr %21, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           85:  %wide.load5.3 = load <16 x i8>, ptr %22, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           86:  %23 = getelementptr inbounds i8, ptr %b.0, i64 96 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           87:  %24 = getelementptr inbounds i8, ptr %b.0, i64 112 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           88:  %wide.load6.3 = load <16 x i8>, ptr %23, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           89:  %wide.load7.3 = load <16 x i8>, ptr %24, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           90:  %25 = getelementptr inbounds i8, ptr %c.0, i64 96 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           91:  %26 = xor <16 x i8> %wide.load6.3, %wide.load.3 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           92:  %27 = xor <16 x i8> %wide.load7.3, %wide.load5.3 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           93:  %28 = getelementptr inbounds i8, ptr %c.0, i64 112 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           94:  store <16 x i8> %26, ptr %25, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           95:  store <16 x i8> %27, ptr %28, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           96:  %29 = getelementptr inbounds i8, ptr %a.0, i64 128 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           97:  %30 = getelementptr inbounds i8, ptr %a.0, i64 144 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           98:  %wide.load.4 = load <16 x i8>, ptr %29, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
           99:  %wide.load5.4 = load <16 x i8>, ptr %30, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          100:  %31 = getelementptr inbounds i8, ptr %b.0, i64 128 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          101:  %32 = getelementptr inbounds i8, ptr %b.0, i64 144 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          102:  %wide.load6.4 = load <16 x i8>, ptr %31, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          103:  %wide.load7.4 = load <16 x i8>, ptr %32, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          104:  %33 = getelementptr inbounds i8, ptr %c.0, i64 128 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          105:  %34 = xor <16 x i8> %wide.load6.4, %wide.load.4 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          106:  %35 = xor <16 x i8> %wide.load7.4, %wide.load5.4 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          107:  %36 = getelementptr inbounds i8, ptr %c.0, i64 144 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          108:  store <16 x i8> %34, ptr %33, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          109:  store <16 x i8> %35, ptr %36, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          110:  %37 = getelementptr inbounds i8, ptr %a.0, i64 160 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          111:  %38 = getelementptr inbounds i8, ptr %a.0, i64 176 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          112:  %wide.load.5 = load <16 x i8>, ptr %37, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          113:  %wide.load5.5 = load <16 x i8>, ptr %38, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          114:  %39 = getelementptr inbounds i8, ptr %b.0, i64 160 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          115:  %40 = getelementptr inbounds i8, ptr %b.0, i64 176 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
          116:  %wide.load6.5 = load <16 x i8>, ptr %39, align 1 
check:13'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

@xizheyin
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xizheyin commented Aug 9, 2025 •
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Thanks for the code. You could try ./x test codegen-llvm to test it locally first.
https://rustc-dev-guide.rust-lang.org/tests/intro.html

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