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authorOwen Pan <owenpiano@gmail.com>2025-01-27 09:28:29 -0800
committerGitHub <noreply@github.com>2025-01-27 09:28:29 -0800
commit1e89355dadce13a162882b58a0e7f181669ba65f (patch)
tree5fab951fa6f1e6be1f3742187b19a2af3afab4e9
parent44c9e46fce12badae8cd3f5bd53fe1c2b1248940 (diff)
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[clang-format] Treat `f<N | M>(a)` as template function call (#124438)
Fixes #123144.
-rw-r--r--clang/lib/Format/TokenAnnotator.cpp8
-rw-r--r--clang/unittests/Format/TokenAnnotatorTest.cpp7
2 files changed, 10 insertions, 5 deletions
diff --git a/clang/lib/Format/TokenAnnotator.cpp b/clang/lib/Format/TokenAnnotator.cpp
index 6557661..08fda7a 100644
--- a/clang/lib/Format/TokenAnnotator.cpp
+++ b/clang/lib/Format/TokenAnnotator.cpp
@@ -252,10 +252,10 @@ private:
// parameters.
// FIXME: This is getting out of hand, write a decent parser.
if (MaybeAngles && InExpr && !Line.startsWith(tok::kw_template) &&
- Prev.is(TT_BinaryOperator)) {
- const auto Precedence = Prev.getPrecedence();
- if (Precedence > prec::Conditional && Precedence < prec::Relational)
- MaybeAngles = false;
+ Prev.is(TT_BinaryOperator) &&
+ (Prev.isOneOf(tok::pipepipe, tok::ampamp) ||
+ Prev.getPrecedence() == prec::Equality)) {
+ MaybeAngles = false;
}
if (Prev.isOneOf(tok::question, tok::colon) && !Style.isProto())
SeenTernaryOperator = true;
diff --git a/clang/unittests/Format/TokenAnnotatorTest.cpp b/clang/unittests/Format/TokenAnnotatorTest.cpp
index 585878e..fc77e27 100644
--- a/clang/unittests/Format/TokenAnnotatorTest.cpp
+++ b/clang/unittests/Format/TokenAnnotatorTest.cpp
@@ -692,7 +692,7 @@ TEST_F(TokenAnnotatorTest, UnderstandsNonTemplateAngleBrackets) {
EXPECT_TOKEN(Tokens[4], tok::less, TT_BinaryOperator);
EXPECT_TOKEN(Tokens[8], tok::greater, TT_BinaryOperator);
- Tokens = annotate("return A < B ^ A > B;");
+ Tokens = annotate("return A < B != A > B;");
ASSERT_EQ(Tokens.size(), 10u) << Tokens;
EXPECT_TOKEN(Tokens[2], tok::less, TT_BinaryOperator);
EXPECT_TOKEN(Tokens[6], tok::greater, TT_BinaryOperator);
@@ -3678,6 +3678,11 @@ TEST_F(TokenAnnotatorTest, TemplateInstantiation) {
EXPECT_TOKEN(Tokens[2], tok::less, TT_TemplateOpener);
EXPECT_TOKEN(Tokens[6], tok::greater, TT_TemplateCloser);
+ Tokens = annotate("return FixedInt<N | M>(foo);");
+ ASSERT_EQ(Tokens.size(), 12u) << 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);