32 lines
763 B
C++
32 lines
763 B
C++
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// RUN: %clang_cl_asan -O0 %s -Fe%t
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// RUN: %run %t | FileCheck %s
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// This is a test for http://code.google.com/p/address-sanitizer/issues/detail?id=305
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#include <stdio.h>
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typedef void (*FPTR)();
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// __xi_a and __xi_z are defined in VC/crt/src/crt0dat.c
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// and are located in .CRT$XIA and .CRT$XIZ respectively.
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extern "C" FPTR __xi_a, __xi_z;
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int main() {
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unsigned count = 0;
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// Iterate through CRT initializers.
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for (FPTR* it = &__xi_a; it < &__xi_z; ++it) {
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if (*it)
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count++;
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}
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printf("Number of nonzero CRT initializers: %u\n", count);
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// CHECK: Number of nonzero CRT initializers
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}
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void call_me_maybe() {}
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#pragma data_seg(".CRT$XIB")
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// Add an initializer that shouldn't get its own redzone.
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FPTR run_on_startup = call_me_maybe;
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