xref: /aosp_15_r20/external/compiler-rt/test/asan/TestCases/use-after-scope-loop-removed.cc (revision 7c3d14c8b49c529e04be81a3ce6f5cc23712e4c6)
1*7c3d14c8STreehugger Robot // RUN: %clangxx_asan -O1 -fsanitize-address-use-after-scope %s -o %t && \
2*7c3d14c8STreehugger Robot // RUN:     not %run %t 2>&1 | FileCheck %s
3*7c3d14c8STreehugger Robot //
4*7c3d14c8STreehugger Robot // FIXME: Compiler removes for-loop but keeps x variable. For unknown reason
5*7c3d14c8STreehugger Robot // @llvm.lifetime.* are not emitted for x.
6*7c3d14c8STreehugger Robot // XFAIL: *
7*7c3d14c8STreehugger Robot 
8*7c3d14c8STreehugger Robot #include <stdlib.h>
9*7c3d14c8STreehugger Robot 
10*7c3d14c8STreehugger Robot int *p;
11*7c3d14c8STreehugger Robot 
main()12*7c3d14c8STreehugger Robot int main() {
13*7c3d14c8STreehugger Robot   for (int i = 0; i < 3; i++) {
14*7c3d14c8STreehugger Robot     int x;
15*7c3d14c8STreehugger Robot     p = &x;
16*7c3d14c8STreehugger Robot   }
17*7c3d14c8STreehugger Robot   return **p;  // BOOM
18*7c3d14c8STreehugger Robot   // CHECK: ERROR: AddressSanitizer: stack-use-after-scope
19*7c3d14c8STreehugger Robot }
20