forked from OSchip/llvm-project
61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/*
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* parallel-simple.c -- Archer testcase
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*/
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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//
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// See tools/archer/LICENSE.txt for details.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// RUN: %libarcher-compile && env OMP_TOOL_VERBOSE_INIT=stderr %libarcher-run 2>&1 | FileCheck %s --check-prefixes CHECK,TSAN_ON
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// RUN: %clang-archer %openmp_flags %flags %s -o %t && env OMP_TOOL_VERBOSE_INIT=stderr %t 2>&1 | FileCheck %s --check-prefixes CHECK,TSAN_OFF
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// REQUIRES: tsan
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#include <omp.h>
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#include <stdio.h>
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// TSAN_ON: ----- START LOGGING OF TOOL REGISTRATION -----
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// TSAN_ON-NEXT: Search for OMP tool in current address space... Failed.
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// TSAN_ON-NEXT: No OMP_TOOL_LIBRARIES defined.
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// TSAN_ON-NEXT: ...searching tool libraries failed. Using archer tool.
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// TSAN_ON-NEXT: Opening libarcher.so... Success.
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// TSAN_ON-NEXT: Searching for ompt_start_tool in libarcher.so... Success.
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// TSAN_ON-NEXT: Tool was started and is using the OMPT interface.
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// TSAN_ON-NEXT: ----- END LOGGING OF TOOL REGISTRATION -----
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// TSAN_OFF: ----- START LOGGING OF TOOL REGISTRATION -----
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// TSAN_OFF-NEXT: Search for OMP tool in current address space... Failed.
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// TSAN_OFF-NEXT: No OMP_TOOL_LIBRARIES defined.
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// TSAN_OFF-NEXT: ...searching tool libraries failed. Using archer tool.
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// TSAN_OFF-NEXT: Opening libarcher.so... Success.
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// TSAN_OFF-NEXT: Searching for ompt_start_tool in libarcher.so... Found but not using the OMPT interface.
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// TSAN_OFF-NEXT: No OMP tool loaded.
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// TSAN_OFF-NEXT: ----- END LOGGING OF TOOL REGISTRATION -----
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int main(int argc, char *argv[]) {
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int var = 0;
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#pragma omp parallel num_threads(2) shared(var)
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{
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if (omp_get_thread_num() == 1) {
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var++;
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}
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} // implicit barrier
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var++;
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fprintf(stderr, "DONE\n");
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int error = (var != 2);
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return error;
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}
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// CHECK-NOT: ThreadSanitizer: data race
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// CHECK-NOT: ThreadSanitizer: reported
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// CHECK-NOT: Warning: please export TSAN_OPTIONS
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// CHECK: DONE
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