1 // RUN: %clang_cc1 -fprofile-instr-generate -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only -main-file-name switch.c %s | FileCheck %s
2 // CHECK: foo
foo(int i)3 void foo(int i) { // CHECK-NEXT: File 0, [[@LINE]]:17 -> [[@LINE+8]]:2 = #0 (HasCodeBefore = 0)
4 switch(i) {
5 case 1: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:11 = #2 (HasCodeBefore = 0)
6 return;
7 case 2: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:10 = #3 (HasCodeBefore = 0)
8 break;
9 } // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:12 = #1 (HasCodeBefore = 0)
10 int x = 0;
11 }
12
13 // CHECK-NEXT: main
main()14 int main() { // CHECK-NEXT: File 0, [[@LINE]]:12 -> [[@LINE+34]]:2 = #0 (HasCodeBefore = 0)
15 int i = 0;
16 switch(i) {
17 case 0: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+2]]:10 = #2 (HasCodeBefore = 0)
18 i = 1;
19 break;
20 case 1: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+2]]:10 = #3 (HasCodeBefore = 0)
21 i = 2;
22 break;
23 default: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:10 = #4 (HasCodeBefore = 0)
24 break;
25 } // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:14 = #1 (HasCodeBefore = 0)
26 switch(i) {
27 case 0: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+2]]:10 = #6 (HasCodeBefore = 0)
28 i = 1;
29 break;
30 case 1: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:10 = #7 (HasCodeBefore = 0)
31 i = 2;
32 default: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:10 = (#7 + #8) (HasCodeBefore = 0)
33 break;
34 } // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+3]]:14 = #5 (HasCodeBefore = 0)
35
36
37 switch(i) {
38 case 1: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE]]:10 = #10 (HasCodeBefore = 0)
39 case 2: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:11 = (#10 + #11) (HasCodeBefore = 0)
40 i = 11;
41 case 3: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE]]:10 = ((#10 + #11) + #12) (HasCodeBefore = 0)
42 case 4: // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:11 = (((#10 + #11) + #12) + #13) (HasCodeBefore = 0)
43 i = 99;
44 } // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+3]]:11 = #9 (HasCodeBefore = 0)
45
46 foo(1);
47 return 0;
48 }
49