[clang] [clang-format] Handle template closer followed by braces (PR #110971)

[Owen Pan via cfe-commits]

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@@ -3538,6 +3538,11 @@ TEST_F(TokenAnnotatorTest, TemplateInstantiation) {
   ASSERT_EQ(Tokens.size(), 11u) << Tokens;
   EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener);
   EXPECT_TOKEN(Tokens[6], tok::greater, TT_TemplateCloser);
+
+  Tokens = annotate("return std::conditional_t<T::value == U::value, T, U>{};");
+  ASSERT_EQ(Tokens.size(), 21u) << Tokens;
+  EXPECT_TOKEN(Tokens[4], tok::less, TT_TemplateOpener);
+  EXPECT_TOKEN(Tokens[16], tok::greater, TT_TemplateCloser);
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owenca wrote:

The root cause was the misannotation of the `>`, so we add an annotation test instead of verifying the spacing directly.

https://github.com/llvm/llvm-project/pull/110971