1 files changed, 29 insertions, 0 deletions
diff --git a/test/tools/llvm-cov/showExpansions.cpp b/test/tools/llvm-cov/showExpansions.cpp
new file mode 100644
index 0000000..30edd90
--- /dev/null
+++ b/test/tools/llvm-cov/showExpansions.cpp
@@ -0,0 +1,29 @@
+// RUN: llvm-cov show %S/Inputs/showExpansions.covmapping -instr-profile %S/Inputs/showExpansions.profdata -dump -show-expansions -filename-equivalence %s 2>&1 | FileCheck %s
+
+#define DO_SOMETHING_ELSE() \
+  do {                      \
+  } while (0)
+#define ANOTHER_THING() \
+  do {                  \
+    if (0) {            \
+    }                   \
+  } while (0)
+
+#define DO_SOMETHING(x)    \
+  do {                     \
+    if (x)                 \
+      DO_SOMETHING_ELSE(); \
+    else                   \
+      ANOTHER_THING();     \
+  } while (0)
+// CHECK-DAG: Expansion at line [[@LINE-4]], 7 -> 24
+// CHECK-DAG: Expansion at line [[@LINE-3]], 7 -> 20
+
+int main(int argc, const char *argv[]) {
+  for (int i = 0; i < 100; ++i)
+    DO_SOMETHING(i); // CHECK-DAG: Expansion at line [[@LINE]], 5 -> 17
+  return 0;
+}
+
+// llvm-cov doesn't work on big endian yet
+// XFAIL: powerpc64-, s390x, mips-, mips64-, sparc