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[ASan] Add sanity test for asan_symbolize.py script 

llvm-svn: 185318
This commit is contained in:
Alexey Samsonov 2013-07-01 09:15:19 +00:00
parent d6e856f722
commit c3832f7788
3 changed files with 51 additions and 0 deletions
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5
compiler-rt/lib/asan/lit_tests/TestCases/SharedLibs/shared-lib-test-so.cc
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@ -19,3 +19,8 @@ extern "C"
void inc(int index) { void inc(int index) {
GLOB[index]++; GLOB[index]++;
} }
extern "C"
void inc2(int *a, int index) {
a[index]++;
}

39
compiler-rt/lib/asan/lit_tests/TestCases/asan-symbolize-sanity-test.cc Normal file
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@ -0,0 +1,39 @@
// Check that asan_symbolize.py script works (for binaries, ASan RTL and
// shared object files.
// RUN: %clangxx_asan -O0 %p/SharedLibs/shared-lib-test-so.cc -fPIC -shared -o %t-so.so
// RUN: %clangxx_asan -O0 %s -o %t
// RUN: ASAN_SYMBOLIZER_PATH= %t 2>&1 | %asan_symbolize | FileCheck %s
#include <dlfcn.h>
#include <stdio.h>
#include <stdlib.h>
#include <string>
using std::string;
typedef void (fun_t)(int*, int);
int main(int argc, char *argv[]) {
string path = string(argv[0]) + "-so.so";
printf("opening %s ... \n", path.c_str());
void *lib = dlopen(path.c_str(), RTLD_NOW);
if (!lib) {
printf("error in dlopen(): %s\n", dlerror());
return 1;
}
fun_t *inc2 = (fun_t*)dlsym(lib, "inc2");
if (!inc2) return 1;
printf("ok\n");
int *array = (int*)malloc(40);
inc2(array, 1);
inc2(array, -1); // BOOM
// CHECK: ERROR: AddressSanitizer: heap-buffer-overflow
// CHECK: READ of size 4 at 0x{{.*}}
// CHECK: #0 {{.*}} in inc2 {{.*}}shared-lib-test-so.cc:25
// CHECK: #1 {{.*}} in main {{.*}}asan-symbolize-sanity-test.cc:[[@LINE-4]]
// CHECK: allocated by thread T{{.*}} here:
// CHECK: #{{.*}} in {{(wrap_|__interceptor_)?}}malloc
// CHECK: #{{.*}} in main {{.*}}asan-symbolize-sanity-test.cc:[[@LINE-9]]
return 0;
}

7
compiler-rt/lib/asan/lit_tests/lit.cfg
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@ -69,6 +69,13 @@ config.substitutions.append( ("%clangxx_asan ", (" " + config.clang + " " +
# Setup path to external LLVM symbolizer to run AddressSanitizer output tests. # Setup path to external LLVM symbolizer to run AddressSanitizer output tests.
config.environment['ASAN_SYMBOLIZER_PATH'] = config.llvm_symbolizer_path config.environment['ASAN_SYMBOLIZER_PATH'] = config.llvm_symbolizer_path
# Setup path to asan_symbolize.py script.
asan_source_dir = get_required_attr(config, "asan_source_dir")
asan_symbolize = os.path.join(asan_source_dir, "scripts", "asan_symbolize.py")
if not os.path.exists(asan_symbolize):
lit.fatal("Can't find script on path %r" % asan_symbolize)
config.substitutions.append( ("%asan_symbolize", " " + asan_symbolize + " ") )
# Define CHECK-%os to check for OS-dependent output. # Define CHECK-%os to check for OS-dependent output.
config.substitutions.append( ('CHECK-%os', ("CHECK-" + config.host_os))) config.substitutions.append( ('CHECK-%os', ("CHECK-" + config.host_os)))