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// RUN: %llvmgcc %s -emit-llvm -O0 -g -c -D_FORTIFY_SOURCE=0 -o %t2.bc
// RUN: rm -rf %t.klee-out
// RUN: %klee --output-dir=%t.klee-out %t2.bc 2> %t.log
// RUN: FileCheck %s --input-file=%t.log
// RUN: rm -rf %t.klee-out
// RUN: %klee --optimize --output-dir=%t.klee-out %t2.bc 2> %t.log
// RUN: FileCheck %s --input-file=%t.log
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#define LENGTH 5
int main(int argc, char **argv) {
char *src = (char *)malloc(LENGTH);
char *dst = (char *)malloc(LENGTH);
memset(src, 42, LENGTH);
// CHECK-NOT: calling external: memset
memcpy(dst, src, LENGTH);
// CHECK-NOT: calling external: memcpy
memmove(dst, src, LENGTH);
// CHECK-NOT: calling external: memmove
assert(memcmp(src, dst, LENGTH) == 0);
// CHECK-NOT: calling external: memcmp
assert(*src == 42);
assert(*src == *dst);
return 0;
}
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