[flang-commits] [flang] [llvm] [OpenMPIRBuilder] Clear the debug location when emitting reduction helpers (PR #211395)

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github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results

* 143460 tests passed
* 3829 tests skipped
* 1 test failed

## Failed Tests
(click on a test name to see its output)

### Flang
<details>
<summary>Flang.Integration/OpenMP/target-reduction-debug-loc.f90</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 18
c:\_work\llvm-project\llvm-project\build\bin\flang.exe -fc1 -fintrinsic-modules-path=C:\_work\llvm-project\llvm-project\build\lib\clang\24\finclude\flang\x86_64-pc-windows-msvc -emit-llvm -fopenmp -fopenmp-is-target-device    -triple amdgcn-amd-amdhsa -debug-info-kind=standalone -O0    -o - C:\_work\llvm-project\llvm-project\flang\test\Integration\OpenMP\target-reduction-debug-loc.f90 | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe C:\_work\llvm-project\llvm-project\flang\test\Integration\OpenMP\target-reduction-debug-loc.f90
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\flang.exe' -fc1 '-fintrinsic-modules-path=C:\_work\llvm-project\llvm-project\build\lib\clang\24\finclude\flang\x86_64-pc-windows-msvc' -emit-llvm -fopenmp -fopenmp-is-target-device -triple amdgcn-amd-amdhsa -debug-info-kind=standalone -O0 -o - 'C:\_work\llvm-project\llvm-project\flang\test\Integration\OpenMP\target-reduction-debug-loc.f90'
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' 'C:\_work\llvm-project\llvm-project\flang\test\Integration\OpenMP\target-reduction-debug-loc.f90'
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\flang\test\Integration\OpenMP\target-reduction-debug-loc.f90:42:14: error: CHECK-NOT: excluded string found in input
# | ! CHECK-NOT: !dbg
# |              ^
# | <stdin>:509:111: note: found here
# |  %omp_global_thread_num = call i32 @__kmpc_global_thread_num(ptr addrspacecast (ptr addrspace(1) @5 to ptr)), !dbg !27
# |                                                                                                               ^~~~
# | 
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\flang\test\Integration\OpenMP\target-reduction-debug-loc.f90
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |           .
# |           .
# |           .
# |         479: ; Function Attrs: nounwind 
# |         480: declare i32 @__kmpc_get_warp_size() #2 
# |         481:  
# |         482: declare i64 @__kmpc_shuffle_int64(i64, i16, i16) 
# |         483:  
# |         484: define internal void @_omp_reduction_inter_warp_copy_func(ptr noundef %0, i32 noundef %1) #0 { 
# | not:42'0                                                             {                                        search range start (exclusive)
# |         485: entry: 
# |         486:  %.addr = alloca ptr, align 8, addrspace(5) 
# |         487:  %.addr1 = alloca i32, align 4, addrspace(5) 
# |         488:  %.cnt.addr = alloca i32, align 4, addrspace(5) 
# |         489:  %.cnt.addr.ascast = addrspacecast ptr addrspace(5) %.cnt.addr to ptr 
# |           .
# |           .
# |           .
# |         504:  %6 = load i32, ptr %.cnt.addr.ascast, align 4 
# |         505:  %7 = icmp ult i32 %6, 2 
# |         506:  br i1 %7, label %body, label %exit 
# |         507:  
# |         508: body: ; preds = %precond 
# |         509:  %omp_global_thread_num = call i32 @__kmpc_global_thread_num(ptr addrspacecast (ptr addrspace(1) @5 to ptr)), !dbg !27 
# | not:42'1                                                                                                                   !~~~       error: no match expected
# |         510:  call void @__kmpc_barrier(ptr addrspacecast (ptr addrspace(1) @7 to ptr), i32 %omp_global_thread_num), !dbg !27 
# |         511:  %warp_master = icmp eq i32 %nvptx_lane_id, 0, !dbg !27 
# |         512:  br i1 %warp_master, label %then, label %else, !dbg !27 
# |         513:  
# |         514: then: ; preds = %body 
# |           .
# |           .
# |           .
# |         546:  %19 = add nsw i32 %6, 1, !dbg !27 
# |         547:  store i32 %19, ptr %.cnt.addr.ascast, align 4, !dbg !27 
# |         548:  br label %precond, !dbg !27 
# |         549:  
# |         550: exit: ; preds = %precond 
# |         551:  ret void, !dbg !27 
# | not:42'2                         } search range end (exclusive)
# |         552: } 
# |         553:  
# |         554: ; Function Attrs: nounwind 
# |         555: declare i32 @__kmpc_get_hardware_thread_id_in_block() #2 
# |         556:  
# |           .
# |           .
# |           .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1

--

```
</details>

If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.

https://github.com/llvm/llvm-project/pull/211395