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-rw-r--r--llvm/test/tools/llvm-cov/double_dots.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-cov/double_dots.c b/llvm/test/tools/llvm-cov/double_dots.c
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index 00000000000..fe78d91e9dd
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+++ b/llvm/test/tools/llvm-cov/double_dots.c
@@ -0,0 +1,11 @@
+// To create the covmapping for this file, copy this file to /tmp/dots/test.c,
+// cd into /tmp/dots, and pass "../dots/double_dots.c" to the compiler. Use
+// llvm-cov convert-for-testing to extract the covmapping.
+
+// RUN: llvm-profdata merge %S/Inputs/double_dots.proftext -o %t.profdata
+// RUN: llvm-cov show %S/Inputs/double_dots.covmapping -instr-profile=%t.profdata -o %t.dir
+// RUN: FileCheck -input-file=%t.dir/index.txt %s
+
+// CHECK-NOT: coverage{{.*}}dots{{.*}}..{{.*}}dots
+
+int main() {}
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