https://bugs.llvm.org/show_bug.cgi?id=49021
Bug ID: 49021
Summary: hierarchical parallelism hangs
Product: OpenMP
Version: unspecified
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: Clang Compiler Support
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Created attachment 24479
--> https://bugs.llvm.org/attachment.cgi?id=24479&action=edit
test source code
Jan 26 84c6f325840d363c6f3de2091771065234ce4146 works fine
Feb 03 e59d336e75f4670b1a702c2281b3fed27ba4c426 fails
clang++ -fopenmp -fopenmp-targets=nvptx64 -O3 test_omp_offload_reduction.cpp
./a.out # hangs
-O2 works always fine.
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