23 lines · cpp
1// RUN: %clang_cc1 %s -emit-llvm-only2// CHECK that we don't crash.3 4int test(int val){5 int x = 12;6 // Make sure we don't crash when constant folding the case 47 // statement due to the case 5 statement contained in the do loop8 switch (val) {9 case 4: do { 10 switch (6) {11 case 6: {12 case 5: x++;13 };14 };15 } while (x < 100);16 }17 return x;18}19 20int main(void) {21 return test(4);22}23