Clang Project

clang_source_code/test/CoverageMapping/unreachable-macro.c
1// RUN: %clang_cc1 -fprofile-instrument=clang -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only %s | FileCheck %s
2
3#define WHILE while (0) {}
4
5// CHECK: counters_in_macro_following_unreachable
6void counters_in_macro_following_unreachable() {
7  // CHECK-NEXT: File 0, [[@LINE-1]]:48 -> {{[0-9]+}}:2 = #0
8  return;
9  // CHECK-NEXT: Expansion,File 0, [[@LINE+2]]:3 -> [[@LINE+2]]:8 = 0
10  // CHECK-NEXT: File 0, [[@LINE+1]]:8 -> [[@LINE+2]]:2 = 0
11  WHILE
12}
13// CHECK-NEXT: File 1, 3:15 -> 3:27 = 0
14// CHECK-NEXT: File 1, 3:22 -> 3:23 = #1
15// CHECK-NEXT: File 1, 3:25 -> 3:27 = #1
16