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authorDimitry Andric <dim@FreeBSD.org>2018-07-28 11:06:48 +0000
committerDimitry Andric <dim@FreeBSD.org>2018-07-28 11:06:48 +0000
commit93c1b73a09a52d4a265f683bf1954b08bb430049 (patch)
tree5543464d74945196cc890e9d9099e5d0660df7eb /test/lsan/TestCases/Linux
parent0d8e7490d6e8a13a8f0977d9b7771803b9f64ea0 (diff)
downloadsrc-93c1b73a09a52d4a265f683bf1954b08bb430049.tar.gz
src-93c1b73a09a52d4a265f683bf1954b08bb430049.zip
Vendor import of compiler-rt trunk r338150:vendor/compiler-rt/compiler-rt-trunk-r338150
Notes
Notes: svn path=/vendor/compiler-rt/dist/; revision=336817 svn path=/vendor/compiler-rt/compiler-rt-trunk-r338150/; revision=336818; tag=vendor/compiler-rt/compiler-rt-trunk-r338150
Diffstat (limited to 'test/lsan/TestCases/Linux')
-rw-r--r--test/lsan/TestCases/Linux/fork_with_threads.cc35
-rw-r--r--test/lsan/TestCases/Linux/log-path_test.cc26
-rw-r--r--test/lsan/TestCases/Linux/use_tls_dynamic.cc2
3 files changed, 62 insertions, 1 deletions
diff --git a/test/lsan/TestCases/Linux/fork_with_threads.cc b/test/lsan/TestCases/Linux/fork_with_threads.cc
new file mode 100644
index 000000000000..221c5d249d77
--- /dev/null
+++ b/test/lsan/TestCases/Linux/fork_with_threads.cc
@@ -0,0 +1,35 @@
+// Test forked process does not run lsan.
+// RUN: %clangxx_lsan %s -o %t && %run %t 2>&1 | FileCheck %s
+
+#include <pthread.h>
+#include <stdlib.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+static pthread_barrier_t barrier;
+
+// CHECK-NOT: SUMMARY: {{(Leak|Address)}}Sanitizer:
+static void *thread_func(void *arg) {
+ void *buffer = malloc(1337);
+ pthread_barrier_wait(&barrier);
+ for (;;)
+ pthread_yield();
+ return 0;
+}
+
+int main() {
+ pthread_barrier_init(&barrier, 0, 2);
+ pthread_t tid;
+ int res = pthread_create(&tid, 0, thread_func, 0);
+ pthread_barrier_wait(&barrier);
+ pthread_barrier_destroy(&barrier);
+
+ pid_t pid = fork();
+ if (pid > 0) {
+ int status = 0;
+ waitpid(pid, &status, 0);
+ }
+ return 0;
+}
+
+// CHECK: WARNING: LeakSanitizer is disabled in forked process
diff --git a/test/lsan/TestCases/Linux/log-path_test.cc b/test/lsan/TestCases/Linux/log-path_test.cc
new file mode 100644
index 000000000000..a31b4f64acc5
--- /dev/null
+++ b/test/lsan/TestCases/Linux/log-path_test.cc
@@ -0,0 +1,26 @@
+// RUN: %clangxx_lsan %s -o %t
+// The globs below do not work in the lit shell.
+
+// Regular run.
+// RUN: %env_lsan_opts="use_stacks=0" not %run %t > %t.out 2>&1
+// RUN: FileCheck %s --check-prefix=CHECK-ERROR < %t.out
+
+// Good log_path.
+// RUN: rm -f %t.log.*
+// RUN: %env_lsan_opts="use_stacks=0:log_path='"%t.log"'" not %run %t > %t.out 2>&1
+// RUN: FileCheck %s --check-prefix=CHECK-ERROR < %t.log.*
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "sanitizer_common/print_address.h"
+
+int main() {
+ void *stack_var = malloc(1337);
+ print_address("Test alloc: ", 1, stack_var);
+ // Do not return from main to prevent the pointer from going out of scope.
+ exit(0);
+}
+
+// CHECK-ERROR: LeakSanitizer: detected memory leaks
+// CHECK-ERROR: Direct leak of 1337 byte(s) in 1 object(s) allocated from
+// CHECK-ERROR: SUMMARY: {{(Leak|Address)}}Sanitizer:
diff --git a/test/lsan/TestCases/Linux/use_tls_dynamic.cc b/test/lsan/TestCases/Linux/use_tls_dynamic.cc
index f5df231ba9a6..4d70a46f8183 100644
--- a/test/lsan/TestCases/Linux/use_tls_dynamic.cc
+++ b/test/lsan/TestCases/Linux/use_tls_dynamic.cc
@@ -5,7 +5,7 @@
// RUN: %env_lsan_opts=$LSAN_BASE:"use_tls=0" not %run %t 2>&1 | FileCheck %s
// RUN: %env_lsan_opts=$LSAN_BASE:"use_tls=1" %run %t 2>&1
// RUN: %env_lsan_opts="" %run %t 2>&1
-// UNSUPPORTED: i386-linux,arm
+// UNSUPPORTED: i386-linux,arm,powerpc
#ifndef BUILD_DSO
#include <assert.h>