[clang] [clang-format] Fix greatergreater (PR #122282)

[Owen Pan via cfe-commits]

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@@ -28188,6 +28188,16 @@ TEST_F(FormatTest, BreakBinaryOperations) {
                "                  | byte_buffer[2] << 16\n"
                "                  | byte_buffer[3] << 24;",
                Style);
+
+  Style.BreakBinaryOperations = FormatStyle::BBO_OnePerLine;
+  // Check operator >> special case
+  verifyFormat("std::cout\n"
+               "    << longOperand1\n"
+               "    << longOperand2\n"
+               "    << longOperand3\n"
+               "    << longOperand4\n"
+               "    << longOperand5;",
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owenca wrote:

Yeah. I just gave you a minimal test case using the same `<<` in your previous test case. We can leave it to another patch.

https://github.com/llvm/llvm-project/pull/122282