| // clang-format off |
| // RUN: %libomptarget-compileopt-generic |
| // RUN: %not --crash env -u LLVM_DISABLE_SYMBOLIZATION OFFLOAD_TRACK_ALLOCATION_TRACES=1 %libomptarget-run-generic 2>&1 | %fcheck-generic --check-prefixes=CHECK |
| // clang-format on |
| |
| // UNSUPPORTED: aarch64-unknown-linux-gnu |
| // UNSUPPORTED: aarch64-unknown-linux-gnu-LTO |
| // UNSUPPORTED: x86_64-unknown-linux-gnu |
| // UNSUPPORTED: x86_64-unknown-linux-gnu-LTO |
| // UNSUPPORTED: s390x-ibm-linux-gnu |
| // UNSUPPORTED: s390x-ibm-linux-gnu-LTO |
| |
| #include <omp.h> |
| |
| int main() { |
| int N = (1 << 30); |
| char *A = (char *)malloc(N); |
| char *P; |
| #pragma omp target map(A[ : N]) map(from : P) |
| { |
| P = &A[N / 2]; |
| *P = 3; |
| } |
| // clang-format off |
| // CHECK: OFFLOAD ERROR: memory access fault by GPU {{.*}} (agent 0x{{.*}}) at virtual address [[PTR:0x[0-9a-z]*]]. Reasons: {{.*}} |
| // CHECK: Device pointer [[PTR]] points into prior host-issued allocation: |
| // CHECK: Last deallocation: |
| // CHECK: Last allocation of size 1073741824 |
| // clang-format on |
| #pragma omp target |
| { *P = 5; } |
| } |
