1 files changed, 28 insertions, 0 deletions
diff --git a/test/CoverageMapping/switchmacro.c b/test/CoverageMapping/switchmacro.c
new file mode 100644
index 000000000000..431d5c72ea52
--- /dev/null
+++ b/test/CoverageMapping/switchmacro.c
@@ -0,0 +1,28 @@
+// RUN: %clang_cc1 -fprofile-instr-generate -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only -main-file-name switchmacro.c %s | FileCheck %s
+
+#define FOO(x) (void)x
+
+// CHECK: foo
+int foo(int i) { // CHECK-NEXT: File 0, [[@LINE]]:16 -> {{[0-9]+}}:2 = #0
+  switch (i) {
+  default:       // CHECK-NEXT: File 0, [[@LINE]]:3 -> {{[0-9]+}}:11 = #2
+    if (i == 1)  // CHECK-NEXT: File 0, [[@LINE]]:9 -> [[@LINE]]:15 = #2
+      return 0;  // CHECK-NEXT: File 0, [[@LINE]]:7 -> [[@LINE]]:15 = #3
+    // CHECK-NEXT: Expansion,File 0, [[@LINE+2]]:5 -> [[@LINE+2]]:8 = (#2 - #3)
+    // CHECK-NEXT: File 0, [[@LINE+1]]:8 -> {{[0-9]+}}:11 = (#2 - #3)
+    FOO(1);
+  case 0:        // CHECK-NEXT: File 0, [[@LINE]]:3 -> [[@LINE+1]]:13 = ((#2 + #4) - #3)
+    return 2;
+
+  // CHECK-NEXT: Expansion,File 0, [[@LINE+2]]:3 -> [[@LINE+2]]:6 = 0
+  // CHECK-NEXT: File 0, [[@LINE+1]]:6 -> {{[0-9]+}}:11 = 0
+  FOO(1);
+  // CHECK-NEXT: File 0, [[@LINE+1]]:3 -> {{[0-9]+}}:11 = #5
+  label: ;
+  }
+}
+
+int main(int argc, const char *argv[]) {
+  foo(3);
+  return 0;
+}