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      1 // RUN: %clang_cc1 -triple i386-apple-darwin9 -analyze -analyzer-checker=core,alpha.core -analyzer-store=region -verify -fblocks %s
      2 // expected-no-diagnostics
      3 
      4 // Here is a case where a pointer is treated as integer, invalidated as an
      5 // integer, and then used again as a pointer.   This test just makes sure
      6 // we don't crash.
      7 typedef unsigned uintptr_t;
      8 void test_pointer_invalidated_as_int_aux(uintptr_t* ptr);
      9 void test_pointer_invalidated_as_int() {
     10   void *x;
     11   test_pointer_invalidated_as_int_aux((uintptr_t*) &x);
     12   // Here we have a pointer to integer cast.
     13   uintptr_t y = (uintptr_t) x;
     14 }
     15 
     16