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// RUN: %llvmgcc %s -emit-llvm -g -c -o %t.bc
// RUN: rm -rf %t-bfs.klee-out
// RUN: rm -rf %t-dfs.klee-out
// RUN: rm -rf %t-bfs-dfs.klee-out
// RUN: rm -rf %t-dfs-bfs.klee-out
// RUN: %klee -output-dir=%t-bfs.klee-out -search=bfs %t.bc >%t-bfs.out
// RUN: %klee -output-dir=%t-dfs.klee-out -search=dfs %t.bc >%t-dfs.out
// RUN: %klee -output-dir=%t-bfs-dfs.klee-out -search=bfs -search=dfs %t.bc >%t-bfs-dfs.out
// RUN: %klee -output-dir=%t-dfs-bfs.klee-out -search=dfs -search=bfs %t.bc >%t-dfs-bfs.out
// RUN: FileCheck -input-file=%t-bfs.out %s
// RUN: FileCheck -input-file=%t-dfs.out %s
// RUN: FileCheck -input-file=%t-bfs-dfs.out %s
// RUN: FileCheck -input-file=%t-dfs-bfs.out %s
#include "klee/klee.h"
int main() {
int x, y, z;
klee_make_symbolic(&x, sizeof(x), "x");
klee_make_symbolic(&y, sizeof(y), "y");
klee_make_symbolic(&z, sizeof(z), "z");
if (x == 1) {
if (y == 1) {
if (z == 1) {
printf("A");
} else {
printf("B");
}
}
} else {
if (y == 1) {
if (z == 1) {
printf("C");
} else {
printf("D");
}
}
}
// exactly 4 characters
// CHECK: {{^[A-D]{4}$}}
// for each of A, B, C and D: occurs exactly once
// CHECK-SAME: {{^[B-D]*A[B-D]*$}}
// CHECK-SAME: {{^[A,C-D]*B[A,C-D]*$}}
// CHECK-SAME: {{^[A-B,D]*C[A-B,D]*$}}
// CHECK-SAME: {{^[A-C]*D[A-C]*$}}
}
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