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