From ac102b697776973b2a09436b9b5a42b28badd5a0 Mon Sep 17 00:00:00 2001 From: Kuba Mracek Date: Mon, 7 Aug 2017 18:12:01 +0000 Subject: [PATCH] [asan] Make dump_registers.cc more stable Differential Revision: https://reviews.llvm.org/D36231 llvm-svn: 310273 --- compiler-rt/test/asan/TestCases/Darwin/dump_registers.cc | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/compiler-rt/test/asan/TestCases/Darwin/dump_registers.cc b/compiler-rt/test/asan/TestCases/Darwin/dump_registers.cc index 42db446..cc2710f 100644 --- a/compiler-rt/test/asan/TestCases/Darwin/dump_registers.cc +++ b/compiler-rt/test/asan/TestCases/Darwin/dump_registers.cc @@ -5,22 +5,22 @@ #include #include +#include int main() { fprintf(stderr, "Hello\n"); char *ptr; - if (sizeof(void *) == 8) - ptr = (char *)0x6666666666666666; - else if (sizeof(void *) == 4) - ptr = (char *)0x55555555; - else - assert(0 && "Your computer is weird."); + 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: {{0x55555555|0x6666666666666666}} + // CHECK: [[ADDR]] fprintf(stderr, "World\n"); return c; } -- 2.7.4