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// Check that ASan dumps the CPU registers on a SIGSEGV.
// RUN: %clangxx_asan %s -o %t
// RUN: not %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <stdio.h>
#include <sys/mman.h>
int main() {
fprintf(stderr, "Hello\n");
char *ptr;
ptr = (char *)mmap(NULL, 0x10000, PROT_NONE, MAP_ANON | MAP_PRIVATE, -1, 0);
assert(ptr && "failed to mmap");
fprintf(stderr, sizeof(uintptr_t) == 8 ? "p = 0x%016lx\n" : "p = 0x%08lx\n", (uintptr_t)ptr);
// CHECK: p = [[ADDR:0x[0-9]+]]
char c = *ptr; // BOOM
// CHECK: ERROR: AddressSanitizer: {{SEGV|BUS}}
// CHECK: Register values:
// CHECK: [[ADDR]]
fprintf(stderr, "World\n");
return c;
}
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