libgo: update to Go1.17rc2

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/341629

1 files changed, 19 insertions, 0 deletions

diff --git a/libgo/go/debug/dwarf/testdata/rnglistx.c b/libgo/go/debug/dwarf/testdata/rnglistx.c
new file mode 100644
index 00000000000..877043584d6
--- /dev/null
+++ b/libgo/go/debug/dwarf/testdata/rnglistx.c
@@ -0,0 +1,19 @@
+// clang -gdwarf-5 -O2 -nostdlib
+
+__attribute__((noinline, cold))
+static int sum(int i) {
+  int j, s;
+
+  s = 0;
+  for (j = 0; j < i; j++) {
+    s += j * i;
+  }
+  return s;
+}
+
+int main(int argc, char** argv) {
+  if (argc == 0) {
+    return 0;
+  }
+  return sum(argc);
+}