Files
clang-p2996/compiler-rt/test/asan/TestCases/alloca_safe_access.cpp
Alvin Wong 985580d7c0 [asan][test] Fix TestCases/alloca_* ptr-to-long cast on Windows
64-bit Windows uses 32-bit long so these casts fail to compile with the
error "cast from pointer to smaller type". Change to instead use
uintptr_t like other tests.

Differential Revision: https://reviews.llvm.org/D147232
2023-04-02 01:06:15 +08:00

19 lines
405 B
C++

// RUN: %clangxx_asan -O0 -mllvm -asan-instrument-dynamic-allocas %s -o %t
// RUN: %run %t 2>&1
//
#include <assert.h>
#include <stdint.h>
__attribute__((noinline)) void foo(int index, int len) {
volatile char str[len] __attribute__((aligned(32)));
assert(!(reinterpret_cast<uintptr_t>(str) & 31L));
str[index] = '1';
}
int main(int argc, char **argv) {
foo(4, 5);
foo(39, 40);
return 0;
}