1 // Make sure ASan doesn't hang in an exec loop if DYLD_INSERT_LIBRARIES is set.
2 // This is a regression test for
3 // https://code.google.com/p/address-sanitizer/issues/detail?id=159
4
5 // RUN: %clangxx_asan %s -o %t
6 // RUN: %clangxx -DSHARED_LIB %s \
7 // RUN: -dynamiclib -o darwin-dummy-shared-lib-so.dylib
8
9 // FIXME: the following command line may hang in the case of a regression.
10 // RUN: env DYLD_INSERT_LIBRARIES=darwin-dummy-shared-lib-so.dylib \
11 // RUN: %run %t 2>&1 | FileCheck %s || exit 1
12
13 #if !defined(SHARED_LIB)
14 #include <stdio.h>
15 #include <stdlib.h>
16
main()17 int main() {
18 const char kEnvName[] = "DYLD_INSERT_LIBRARIES";
19 printf("%s=%s\n", kEnvName, getenv(kEnvName));
20 // CHECK: {{DYLD_INSERT_LIBRARIES=.*darwin-dummy-shared-lib-so.dylib.*}}
21 return 0;
22 }
23 #else // SHARED_LIB
foo()24 void foo() {}
25 #endif // SHARED_LIB
26