https://github.com/ameerj updated
https://github.com/llvm/llvm-project/pull/95013
>From a50f3d4395efd09eea8ba2e750bb785857f9a550 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Mon, 10 Jun 2024 12:09:40 -0400
Subject: [PATCH 01/11] Add BinPackBinaryOperations
---
clang/include/clang/Format/Format.h | 16 ++++++++++++++++
clang/lib/Format/ContinuationIndenter.cpp | 15 +++++++++++++++
clang/lib/Format/Format.cpp | 2 ++
3 files changed, 33 insertions(+)
diff --git a/clang/include/clang/Format/Format.h
b/clang/include/clang/Format/Format.h
index 4fd6e013df25b..f30d767600061 100644
--- a/clang/include/clang/Format/Format.h
+++ b/clang/include/clang/Format/Format.h
@@ -1192,6 +1192,21 @@ struct FormatStyle {
/// \version 3.7
bool BinPackArguments;
+ /// If ``false``, binary operations will either be all on the same line
+ /// or each operation will have one line each.
+ /// \code
+ /// true:
+ /// aaaaaaaaaaaaaaaaaaaa && aaaaaaaaaaaaaaaaaaaa ||
+ /// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
+ ///
+ /// false:
+ /// aaaaaaaaaaaaaaaaaaaa &&
+ /// aaaaaaaaaaaaaaaaaaaa ||
+ /// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
+ /// \endcode
+ /// \version 19
+ bool BinPackBinaryOperations;
+
/// If ``false``, a function declaration's or function definition's
/// parameters will either all be on the same line or will have one line
each.
/// \code
@@ -4978,6 +4993,7 @@ struct FormatStyle {
R.AlwaysBreakBeforeMultilineStrings &&
AttributeMacros == R.AttributeMacros &&
BinPackArguments == R.BinPackArguments &&
+ BinPackBinaryOperations == R.BinPackBinaryOperations &&
BinPackParameters == R.BinPackParameters &&
BitFieldColonSpacing == R.BitFieldColonSpacing &&
BracedInitializerIndentWidth == R.BracedInitializerIndentWidth &&
diff --git a/clang/lib/Format/ContinuationIndenter.cpp
b/clang/lib/Format/ContinuationIndenter.cpp
index b07360425ca6e..0780d219b68b4 100644
--- a/clang/lib/Format/ContinuationIndenter.cpp
+++ b/clang/lib/Format/ContinuationIndenter.cpp
@@ -146,6 +146,14 @@ static bool startsNextParameter(const FormatToken &Current,
Style.BreakInheritanceList != FormatStyle::BILS_BeforeComma));
}
+// Returns \c true if \c Current starts a new operand in a binary operation.
+static bool startsNextOperand(const FormatToken &Current,
+ const FormatStyle &Style) {
+ const FormatToken &Previous = *Current.Previous;
+ return Previous.is(TT_BinaryOperator) && !Current.isTrailingComment() &&
+ (Previous.getPrecedence() > prec::Conditional);
+}
+
static bool opensProtoMessageField(const FormatToken &LessTok,
const FormatStyle &Style) {
if (LessTok.isNot(tok::less))
@@ -837,6 +845,9 @@ void ContinuationIndenter::addTokenOnCurrentLine(LineState
&State, bool DryRun,
}
if (CurrentState.AvoidBinPacking && startsNextParameter(Current, Style))
CurrentState.NoLineBreak = true;
+ if (!Style.BinPackBinaryOperations && startsNextOperand(Current, Style))
+ CurrentState.NoLineBreak = true;
+
if (startsSegmentOfBuilderTypeCall(Current) &&
State.Column > getNewLineColumn(State)) {
CurrentState.ContainsUnwrappedBuilder = true;
@@ -1203,6 +1214,10 @@ unsigned
ContinuationIndenter::addTokenOnNewLine(LineState &State,
}
}
+ if (!Style.BinPackBinaryOperations && Previous.is(TT_BinaryOperator) &&
+ (Previous.getPrecedence() > prec::Conditional)) {
+ CurrentState.BreakBeforeParameter = true;
+ }
return Penalty;
}
diff --git a/clang/lib/Format/Format.cpp b/clang/lib/Format/Format.cpp
index c015e03fa15e7..4d71ce95afe1d 100644
--- a/clang/lib/Format/Format.cpp
+++ b/clang/lib/Format/Format.cpp
@@ -935,6 +935,7 @@ template <> struct MappingTraits<FormatStyle> {
Style.AlwaysBreakBeforeMultilineStrings);
IO.mapOptional("AttributeMacros", Style.AttributeMacros);
IO.mapOptional("BinPackArguments", Style.BinPackArguments);
+ IO.mapOptional("BinPackBinaryOperations", Style.BinPackBinaryOperations);
IO.mapOptional("BinPackParameters", Style.BinPackParameters);
IO.mapOptional("BitFieldColonSpacing", Style.BitFieldColonSpacing);
IO.mapOptional("BracedInitializerIndentWidth",
@@ -1439,6 +1440,7 @@ FormatStyle getLLVMStyle(FormatStyle::LanguageKind
Language) {
LLVMStyle.AlwaysBreakBeforeMultilineStrings = false;
LLVMStyle.AttributeMacros.push_back("__capability");
LLVMStyle.BinPackArguments = true;
+ LLVMStyle.BinPackBinaryOperations = true;
LLVMStyle.BinPackParameters = true;
LLVMStyle.BitFieldColonSpacing = FormatStyle::BFCS_Both;
LLVMStyle.BracedInitializerIndentWidth = std::nullopt;
>From 1fe691c6ee0393cc3f40f0c5e94e01fe79a909c3 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Mon, 10 Jun 2024 12:43:56 -0400
Subject: [PATCH 02/11] Add BinPackBinaryOperations unit tests
---
clang/unittests/Format/FormatTest.cpp | 80 +++++++++++++++++++++++++++
1 file changed, 80 insertions(+)
diff --git a/clang/unittests/Format/FormatTest.cpp
b/clang/unittests/Format/FormatTest.cpp
index fb57333858529..cb20c5db4884b 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -27492,6 +27492,86 @@ TEST_F(FormatTest, SpaceBetweenKeywordAndLiteral) {
verifyFormat("return sizeof \"5\";");
}
+TEST_F(FormatTest, BinPackBinaryOperations) {
+ auto Style = getLLVMStyle();
+ Style.BinPackBinaryOperations = false;
+
+ // Logical operations
+ verifyFormat("if (condition1 && condition2) {\n"
+ "}",
+ Style);
+ verifyFormat("if (condition1 && // comment\n"
+ " condition2 &&\n"
+ " (condition3 || condition4) && // comment\n"
+ " condition5 &&\n"
+ " condition6) {\n"
+ "}",
+ Style);
+ verifyFormat("if (loooooooooooooooooooooongcondition1 &&\n"
+ " loooooooooooooooooooooongcondition2) {\n"
+ "}",
+ Style);
+
+ // Arithmetic
+ verifyFormat("const int result = lhs + rhs;\n", Style);
+ verifyFormat("const int result = loooooooooooooooooooooongop1 +\n"
+ " loooooooooooooooooooooongop2 +\n"
+ " loooooooooooooooooooooongop3;\n",
+ Style);
+
+ // clang-format off
+ verifyFormat("const int result =\n"
+ " operand1 + operand2 - (operand3 + operand4) - operand5 *
operand6;\n",
+ Style);
+ // clang-format on
+
+ verifyFormat("const int result = longOperand1 +\n"
+ " longOperand2 -\n"
+ " (longOperand3 + longOperand4) -\n"
+ " longOperand5 * longOperand6;\n",
+ Style);
+
+ Style.BinPackBinaryOperations = true;
+
+ // Logical operations
+ verifyFormat("if (condition1 && condition2) {\n"
+ "}",
+ Style);
+
+ // clang-format off
+ verifyFormat("if (condition1 && condition2 && (condition3 || condition4) &&
condition5 &&\n"
+ " condition6) {\n"
+ "}",
+ Style);
+ // clang-format on
+
+ verifyFormat("if (loooooooooooooooooooooongcondition1 &&\n"
+ " loooooooooooooooooooooongcondition2) {\n"
+ "}",
+ Style);
+
+ // Arithmetic
+ verifyFormat("const int result = lhs + rhs;\n", Style);
+
+ // clang-format off
+ verifyFormat("const int result = loooooooooooooooooooooongop1 +
loooooooooooooooooooooongop2 +\n"
+ " loooooooooooooooooooooongop3;\n",
+ Style);
+ // clang-format on
+
+ // clang-format off
+ verifyFormat("const int result = longOperand1 + longOperand2 - (longOperand3
+ longOperand4) -\n"
+ " longOperand5 * longOperand6;\n",
+ Style);
+ // clang-format on
+
+ // clang-format off
+ verifyFormat("const int result =\n"
+ " operand1 + operand2 - (operand3 + operand4) - operand5 *
operand6;\n",
+ Style);
+ // clang-format on
+}
+
} // namespace
} // namespace test
} // namespace format
>From d95bf096387aa1812b83604e05edd22cc22d9584 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Mon, 10 Jun 2024 13:18:07 -0400
Subject: [PATCH 03/11] Update ClangFormatStyleOptions.rst
---
clang/docs/ClangFormatStyleOptions.rst | 17 +++++++++++++++++
clang/include/clang/Format/Format.h | 2 +-
2 files changed, 18 insertions(+), 1 deletion(-)
diff --git a/clang/docs/ClangFormatStyleOptions.rst
b/clang/docs/ClangFormatStyleOptions.rst
index bb00c20922d36..246d98eef63e8 100644
--- a/clang/docs/ClangFormatStyleOptions.rst
+++ b/clang/docs/ClangFormatStyleOptions.rst
@@ -2065,6 +2065,23 @@ the configuration (without a prefix: ``Auto``).
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa);
}
+.. _BinPackBinaryOperations:
+
+**BinPackBinaryOperations** (``Boolean``) :versionbadge:`clang-format 19`
:ref:`¶ <BinPackBinaryOperations>`
+ If ``false``, binary operations will either be all on the same line
+ or each operation will have one line each.
+
+ .. code-block:: c++
+
+ true:
+ aaaaaaaaaaaaaaaaaaaa && aaaaaaaaaaaaaaaaaaaa ||
+ aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
+
+ false:
+ aaaaaaaaaaaaaaaaaaaa &&
+ aaaaaaaaaaaaaaaaaaaa ||
+ aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
+
.. _BinPackParameters:
**BinPackParameters** (``Boolean``) :versionbadge:`clang-format 3.7` :ref:`¶
<BinPackParameters>`
diff --git a/clang/include/clang/Format/Format.h
b/clang/include/clang/Format/Format.h
index f30d767600061..19b9c60ab6e99 100644
--- a/clang/include/clang/Format/Format.h
+++ b/clang/include/clang/Format/Format.h
@@ -1197,7 +1197,7 @@ struct FormatStyle {
/// \code
/// true:
/// aaaaaaaaaaaaaaaaaaaa && aaaaaaaaaaaaaaaaaaaa ||
- /// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
+ /// aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa;
///
/// false:
/// aaaaaaaaaaaaaaaaaaaa &&
>From e9308d70cd07ef1c11c6e61f54bf4582ffb140e3 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Tue, 11 Jun 2024 09:47:59 -0400
Subject: [PATCH 04/11] cleanup startsNextOperand
---
clang/lib/Format/ContinuationIndenter.cpp | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/clang/lib/Format/ContinuationIndenter.cpp
b/clang/lib/Format/ContinuationIndenter.cpp
index 0780d219b68b4..0ca5aa25597a9 100644
--- a/clang/lib/Format/ContinuationIndenter.cpp
+++ b/clang/lib/Format/ContinuationIndenter.cpp
@@ -147,8 +147,7 @@ static bool startsNextParameter(const FormatToken &Current,
}
// Returns \c true if \c Current starts a new operand in a binary operation.
-static bool startsNextOperand(const FormatToken &Current,
- const FormatStyle &Style) {
+static bool startsNextOperand(const FormatToken &Current) {
const FormatToken &Previous = *Current.Previous;
return Previous.is(TT_BinaryOperator) && !Current.isTrailingComment() &&
(Previous.getPrecedence() > prec::Conditional);
@@ -845,7 +844,7 @@ void ContinuationIndenter::addTokenOnCurrentLine(LineState
&State, bool DryRun,
}
if (CurrentState.AvoidBinPacking && startsNextParameter(Current, Style))
CurrentState.NoLineBreak = true;
- if (!Style.BinPackBinaryOperations && startsNextOperand(Current, Style))
+ if (!Style.BinPackBinaryOperations && startsNextOperand(Current))
CurrentState.NoLineBreak = true;
if (startsSegmentOfBuilderTypeCall(Current) &&
@@ -1214,10 +1213,8 @@ unsigned
ContinuationIndenter::addTokenOnNewLine(LineState &State,
}
}
- if (!Style.BinPackBinaryOperations && Previous.is(TT_BinaryOperator) &&
- (Previous.getPrecedence() > prec::Conditional)) {
+ if (!Style.BinPackBinaryOperations && startsNextOperand(Current))
CurrentState.BreakBeforeParameter = true;
- }
return Penalty;
}
>From e58c8eb306801f8cc94279159d7b26619f03dc83 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Tue, 11 Jun 2024 12:35:33 -0400
Subject: [PATCH 05/11] Cleanup BinPackBinaryOperations test
---
clang/unittests/Format/FormatTest.cpp | 65 +++++++++++----------------
1 file changed, 27 insertions(+), 38 deletions(-)
diff --git a/clang/unittests/Format/FormatTest.cpp
b/clang/unittests/Format/FormatTest.cpp
index cb20c5db4884b..405382d77826d 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -27493,20 +27493,18 @@ TEST_F(FormatTest, SpaceBetweenKeywordAndLiteral) {
}
TEST_F(FormatTest, BinPackBinaryOperations) {
- auto Style = getLLVMStyle();
- Style.BinPackBinaryOperations = false;
-
+ auto Style = getLLVMStyleWithColumns(60);
// Logical operations
verifyFormat("if (condition1 && condition2) {\n"
"}",
Style);
- verifyFormat("if (condition1 && // comment\n"
- " condition2 &&\n"
- " (condition3 || condition4) && // comment\n"
- " condition5 &&\n"
+
+ verifyFormat("if (condition1 && condition2 &&\n"
+ " (condition3 || condition4) && condition5 &&\n"
" condition6) {\n"
"}",
Style);
+
verifyFormat("if (loooooooooooooooooooooongcondition1 &&\n"
" loooooooooooooooooooooongcondition2) {\n"
"}",
@@ -27514,37 +27512,31 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
// Arithmetic
verifyFormat("const int result = lhs + rhs;\n", Style);
- verifyFormat("const int result = loooooooooooooooooooooongop1 +\n"
- " loooooooooooooooooooooongop2 +\n"
+
+ verifyFormat("const int result = loooooooongop1 + looooooooongop2 +\n"
" loooooooooooooooooooooongop3;\n",
Style);
-
- // clang-format off
- verifyFormat("const int result =\n"
- " operand1 + operand2 - (operand3 + operand4) - operand5 *
operand6;\n",
+ verifyFormat("result = longOperand1 + longOperand2 -\n"
+ " (longOperand3 + longOperand4) -\n"
+ " longOperand5 * longOperand6;\n",
Style);
- // clang-format on
-
- verifyFormat("const int result = longOperand1 +\n"
- " longOperand2 -\n"
- " (longOperand3 + longOperand4) -\n"
- " longOperand5 * longOperand6;\n",
+ verifyFormat("const int result =\n"
+ " operand1 + operand2 - (operand3 + operand4);\n",
Style);
- Style.BinPackBinaryOperations = true;
+ Style.BinPackBinaryOperations = false;
// Logical operations
verifyFormat("if (condition1 && condition2) {\n"
"}",
Style);
-
- // clang-format off
- verifyFormat("if (condition1 && condition2 && (condition3 || condition4) &&
condition5 &&\n"
+ verifyFormat("if (condition1 && // comment\n"
+ " condition2 &&\n"
+ " (condition3 || condition4) && // comment\n"
+ " condition5 &&\n"
" condition6) {\n"
"}",
Style);
- // clang-format on
-
verifyFormat("if (loooooooooooooooooooooongcondition1 &&\n"
" loooooooooooooooooooooongcondition2) {\n"
"}",
@@ -27552,24 +27544,21 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
// Arithmetic
verifyFormat("const int result = lhs + rhs;\n", Style);
-
- // clang-format off
- verifyFormat("const int result = loooooooooooooooooooooongop1 +
loooooooooooooooooooooongop2 +\n"
- " loooooooooooooooooooooongop3;\n",
+ verifyFormat("result = loooooooooooooooooooooongop1 +\n"
+ " loooooooooooooooooooooongop2 +\n"
+ " loooooooooooooooooooooongop3;\n",
Style);
- // clang-format on
- // clang-format off
- verifyFormat("const int result = longOperand1 + longOperand2 - (longOperand3
+ longOperand4) -\n"
- " longOperand5 * longOperand6;\n",
+ verifyFormat("const int result =\n"
+ " operand1 + operand2 - (operand3 + operand4);\n",
Style);
- // clang-format on
- // clang-format off
- verifyFormat("const int result =\n"
- " operand1 + operand2 - (operand3 + operand4) - operand5 *
operand6;\n",
+ verifyFormat("result = longOperand1 +\n"
+ " longOperand2 -\n"
+ " (longOperand3 + longOperand4) -\n"
+ " longOperand5 +\n"
+ " longOperand6\n",
Style);
- // clang-format on
}
} // namespace
>From 1de25f86eea5221212a53516dc116d1658834b7d Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Tue, 11 Jun 2024 12:52:04 -0400
Subject: [PATCH 06/11] Add another test
---
clang/unittests/Format/FormatTest.cpp | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/clang/unittests/Format/FormatTest.cpp
b/clang/unittests/Format/FormatTest.cpp
index 405382d77826d..23e7359d043b6 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -27557,7 +27557,14 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
" longOperand2 -\n"
" (longOperand3 + longOperand4) -\n"
" longOperand5 +\n"
- " longOperand6\n",
+ " longOperand6;\n",
+ Style);
+ verifyFormat("result = operand1 +\n"
+ " operand2 -\n"
+ " operand3 +\n"
+ " operand4 -\n"
+ " operand5 +\n"
+ " operand6;\n",
Style);
}
>From 9c9e084fa29e96acc72ee40315f725dc8840b5b4 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Mon, 1 Jul 2024 12:44:36 -0400
Subject: [PATCH 07/11] Fix mixed precedence formatting
---
clang/lib/Format/TokenAnnotator.cpp | 9 +++++++++
clang/unittests/Format/FormatTest.cpp | 22 ++++++++++++++++++++++
2 files changed, 31 insertions(+)
diff --git a/clang/lib/Format/TokenAnnotator.cpp
b/clang/lib/Format/TokenAnnotator.cpp
index 1fe3b61a5a81f..2e1889337510d 100644
--- a/clang/lib/Format/TokenAnnotator.cpp
+++ b/clang/lib/Format/TokenAnnotator.cpp
@@ -3134,6 +3134,15 @@ class ExpressionParser {
parse(Precedence + 1);
int CurrentPrecedence = getCurrentPrecedence();
+ if (!Style.BinPackBinaryOperations &&
+ (CurrentPrecedence > prec::Conditional) &&
+ (CurrentPrecedence < prec::PointerToMember)) {
+ // With BinPackBinaryOperations disabled,
+ // all operations will be on the same line or on individual lines.
+ // Override precedence to avoid adding fake parenthesis which could
+ // group operations of a different precedence level on the same line
+ CurrentPrecedence = prec::Additive;
+ }
if (Precedence == CurrentPrecedence && Current &&
Current->is(TT_SelectorName)) {
diff --git a/clang/unittests/Format/FormatTest.cpp
b/clang/unittests/Format/FormatTest.cpp
index 23e7359d043b6..1a2a42ab65954 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -27566,6 +27566,28 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
" operand5 +\n"
" operand6;\n",
Style);
+
+ // Ensure mixed precedence operations are handled properly
+ verifyFormat("result = op1 + op2 * op3 - op4;", Style);
+ verifyFormat("result = operand1 +\n"
+ " operand2 /\n"
+ " operand3 +\n"
+ " operand4 /\n"
+ " operand5 *\n"
+ " operand6;\n",
+ Style);
+ verifyFormat("result = operand1 *\n"
+ " operand2 -\n"
+ " operand3 *\n"
+ " operand4 -\n"
+ " operand5 +\n"
+ " operand6;\n",
+ Style);
+ verifyFormat("result = operand1 *\n"
+ " (operand2 - operand3 * operand4) -\n"
+ " operand5 +\n"
+ " operand6;\n",
+ Style);
}
} // namespace
>From 28ef1c7f87d3cd37dc5f5c409aab5e9ca76f6578 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Mon, 1 Jul 2024 12:57:08 -0400
Subject: [PATCH 08/11] Add pointer to member precedence sanity check
---
clang/lib/Format/ContinuationIndenter.cpp | 3 ++-
clang/unittests/Format/FormatTest.cpp | 5 +++++
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/clang/lib/Format/ContinuationIndenter.cpp
b/clang/lib/Format/ContinuationIndenter.cpp
index 0ca5aa25597a9..965c112236e18 100644
--- a/clang/lib/Format/ContinuationIndenter.cpp
+++ b/clang/lib/Format/ContinuationIndenter.cpp
@@ -150,7 +150,8 @@ static bool startsNextParameter(const FormatToken &Current,
static bool startsNextOperand(const FormatToken &Current) {
const FormatToken &Previous = *Current.Previous;
return Previous.is(TT_BinaryOperator) && !Current.isTrailingComment() &&
- (Previous.getPrecedence() > prec::Conditional);
+ (Previous.getPrecedence() > prec::Conditional) &&
+ (Previous.getPrecedence() < prec::PointerToMember);
}
static bool opensProtoMessageField(const FormatToken &LessTok,
diff --git a/clang/unittests/Format/FormatTest.cpp
b/clang/unittests/Format/FormatTest.cpp
index 1a2a42ab65954..eef307ec4f8be 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -27588,6 +27588,11 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
" operand5 +\n"
" operand6;\n",
Style);
+ verifyFormat("result = operand1.member *\n"
+ " (operand2.member() - operand3->mem * operand4) -\n"
+ " operand5.member() +\n"
+ " operand6->member;\n",
+ Style);
}
} // namespace
>From 66337574431c6f496ca9c80c1a0816846bfbd84a Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Mon, 1 Jul 2024 13:03:08 -0400
Subject: [PATCH 09/11] fix formatting
---
clang/lib/Format/ContinuationIndenter.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/clang/lib/Format/ContinuationIndenter.cpp
b/clang/lib/Format/ContinuationIndenter.cpp
index 965c112236e18..12cf57c95abda 100644
--- a/clang/lib/Format/ContinuationIndenter.cpp
+++ b/clang/lib/Format/ContinuationIndenter.cpp
@@ -150,7 +150,7 @@ static bool startsNextParameter(const FormatToken &Current,
static bool startsNextOperand(const FormatToken &Current) {
const FormatToken &Previous = *Current.Previous;
return Previous.is(TT_BinaryOperator) && !Current.isTrailingComment() &&
- (Previous.getPrecedence() > prec::Conditional) &&
+ (Previous.getPrecedence() > prec::Conditional) &&
(Previous.getPrecedence() < prec::PointerToMember);
}
>From 8eee170a8bee85059bffd9810ee59a8705f9bf75 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Mon, 1 Jul 2024 14:43:11 -0400
Subject: [PATCH 10/11] Update ReleaseNotes.rst
---
clang/docs/ReleaseNotes.rst | 1 +
1 file changed, 1 insertion(+)
diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 90c2469c1c89a..9ec5ed1da0276 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -1130,6 +1130,7 @@ clang-format
- Adds ``LeftWithLastLine`` suboption to ``AlignEscapedNewlines``.
- Adds ``KeepEmptyLines`` option to deprecate ``KeepEmptyLinesAtEOF``
and ``KeepEmptyLinesAtTheStartOfBlocks``.
+- Adds ``BinPackBinaryOperations`` option.
libclang
--------
>From daa3cf1760e983013ef318cc96c8377431b79c76 Mon Sep 17 00:00:00 2001
From: ameerj <ameer...@outlook.com>
Date: Wed, 10 Jul 2024 11:59:27 -0400
Subject: [PATCH 11/11] Review comments
---
clang/lib/Format/ContinuationIndenter.cpp | 12 +++++++-----
clang/unittests/Format/FormatTest.cpp | 10 ++++++++++
2 files changed, 17 insertions(+), 5 deletions(-)
diff --git a/clang/lib/Format/ContinuationIndenter.cpp
b/clang/lib/Format/ContinuationIndenter.cpp
index 12cf57c95abda..ed30de63917bb 100644
--- a/clang/lib/Format/ContinuationIndenter.cpp
+++ b/clang/lib/Format/ContinuationIndenter.cpp
@@ -131,7 +131,8 @@ static bool startsSegmentOfBuilderTypeCall(const
FormatToken &Tok) {
// Returns \c true if \c Current starts a new parameter.
static bool startsNextParameter(const FormatToken &Current,
const FormatStyle &Style) {
- const FormatToken &Previous = *Current.Previous;
+ assert(Current.Previous);
+ const auto &Previous = *Current.Previous;
if (Current.is(TT_CtorInitializerComma) &&
Style.BreakConstructorInitializers == FormatStyle::BCIS_BeforeComma) {
return true;
@@ -146,12 +147,13 @@ static bool startsNextParameter(const FormatToken
&Current,
Style.BreakInheritanceList != FormatStyle::BILS_BeforeComma));
}
-// Returns \c true if \c Current starts a new operand in a binary operation.
+// Returns \c true if \c Current starts the next operand in a binary operation.
static bool startsNextOperand(const FormatToken &Current) {
- const FormatToken &Previous = *Current.Previous;
+ assert(Current.Previous);
+ const auto &Previous = *Current.Previous;
return Previous.is(TT_BinaryOperator) && !Current.isTrailingComment() &&
- (Previous.getPrecedence() > prec::Conditional) &&
- (Previous.getPrecedence() < prec::PointerToMember);
+ Previous.getPrecedence() > prec::Conditional &&
+ Previous.getPrecedence() < prec::PointerToMember;
}
static bool opensProtoMessageField(const FormatToken &LessTok,
diff --git a/clang/unittests/Format/FormatTest.cpp
b/clang/unittests/Format/FormatTest.cpp
index 60dd2a0968694..661ae882eb373 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -27652,10 +27652,12 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
verifyFormat("const int result = loooooooongop1 + looooooooongop2 +\n"
" loooooooooooooooooooooongop3;\n",
Style);
+
verifyFormat("result = longOperand1 + longOperand2 -\n"
" (longOperand3 + longOperand4) -\n"
" longOperand5 * longOperand6;\n",
Style);
+
verifyFormat("const int result =\n"
" operand1 + operand2 - (operand3 + operand4);\n",
Style);
@@ -27666,6 +27668,7 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
verifyFormat("if (condition1 && condition2) {\n"
"}",
Style);
+
verifyFormat("if (condition1 && // comment\n"
" condition2 &&\n"
" (condition3 || condition4) && // comment\n"
@@ -27673,6 +27676,7 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
" condition6) {\n"
"}",
Style);
+
verifyFormat("if (loooooooooooooooooooooongcondition1 &&\n"
" loooooooooooooooooooooongcondition2) {\n"
"}",
@@ -27680,6 +27684,7 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
// Arithmetic
verifyFormat("const int result = lhs + rhs;\n", Style);
+
verifyFormat("result = loooooooooooooooooooooongop1 +\n"
" loooooooooooooooooooooongop2 +\n"
" loooooooooooooooooooooongop3;\n",
@@ -27695,6 +27700,7 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
" longOperand5 +\n"
" longOperand6;\n",
Style);
+
verifyFormat("result = operand1 +\n"
" operand2 -\n"
" operand3 +\n"
@@ -27705,6 +27711,7 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
// Ensure mixed precedence operations are handled properly
verifyFormat("result = op1 + op2 * op3 - op4;", Style);
+
verifyFormat("result = operand1 +\n"
" operand2 /\n"
" operand3 +\n"
@@ -27712,6 +27719,7 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
" operand5 *\n"
" operand6;\n",
Style);
+
verifyFormat("result = operand1 *\n"
" operand2 -\n"
" operand3 *\n"
@@ -27719,11 +27727,13 @@ TEST_F(FormatTest, BinPackBinaryOperations) {
" operand5 +\n"
" operand6;\n",
Style);
+
verifyFormat("result = operand1 *\n"
" (operand2 - operand3 * operand4) -\n"
" operand5 +\n"
" operand6;\n",
Style);
+
verifyFormat("result = operand1.member *\n"
" (operand2.member() - operand3->mem * operand4) -\n"
" operand5.member() +\n"
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