llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang Author: Julian Schmidt (5chmidti) <details> <summary>Changes</summary> Adds support for the following matchers related to `CXXFoldExpr`: `cxxFoldExpr`, `callee`, `hasInit`, `hasPattern`, `isRightFold`, `isLeftFold`, `isUnaryFold`, `isBinaryFold`, `hasOperator`, `hasLHS`, `hasRHS`. --- Patch is 54.96 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/71245.diff 10 Files Affected: - (modified) clang/docs/LibASTMatchersReference.html (+271-23) - (modified) clang/docs/ReleaseNotes.rst (+3) - (modified) clang/include/clang/ASTMatchers/ASTMatchers.h (+180-21) - (modified) clang/include/clang/ASTMatchers/ASTMatchersInternal.h (+3) - (modified) clang/lib/ASTMatchers/ASTMatchersInternal.cpp (+1) - (modified) clang/lib/ASTMatchers/Dynamic/Registry.cpp (+7) - (modified) clang/unittests/AST/ASTImporterTest.cpp (+10-17) - (modified) clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp (+93-6) - (modified) clang/unittests/ASTMatchers/ASTMatchersNodeTest.cpp (+13) - (modified) clang/unittests/ASTMatchers/ASTMatchersTraversalTest.cpp (+149-9) ``````````diff diff --git a/clang/docs/LibASTMatchersReference.html b/clang/docs/LibASTMatchersReference.html index fcd3114bb523105..c40d679e383bb2a 100644 --- a/clang/docs/LibASTMatchersReference.html +++ b/clang/docs/LibASTMatchersReference.html @@ -1629,6 +1629,17 @@ <h2 id="decl-matchers">Node Matchers</h2> </pre></td></tr> +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Stmt.html";>Stmt</a>></td><td class="name" onclick="toggle('cxxFoldExpr0')"><a name="cxxFoldExpr0Anchor">cxxFoldExpr</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>>...</td></tr> +<tr><td colspan="4" class="doc" id="cxxFoldExpr0"><pre>Matches C++17 fold expressions. + +Example matches `(0 + ... + args)`: + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } +</pre></td></tr> + + <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Stmt.html";>Stmt</a>></td><td class="name" onclick="toggle('cxxForRangeStmt0')"><a name="cxxForRangeStmt0Anchor">cxxForRangeStmt</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXForRangeStmt.html";>CXXForRangeStmt</a>>...</td></tr> <tr><td colspan="4" class="doc" id="cxxForRangeStmt0"><pre>Matches range-based for statements. @@ -2965,11 +2976,18 @@ <h2 id="narrowing-matchers">Narrowing Matchers</h2> <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1BinaryOperator.html";>BinaryOperator</a>></td><td class="name" onclick="toggle('hasOperatorName0')"><a name="hasOperatorName0Anchor">hasOperatorName</a></td><td>std::string Name</td></tr> -<tr><td colspan="4" class="doc" id="hasOperatorName0"><pre>Matches the operator Name of operator expressions (binary or -unary). +<tr><td colspan="4" class="doc" id="hasOperatorName0"><pre>Matches the operator Name of operator expressions and fold expressions +(binary or unary). Example matches a || b (matcher = binaryOperator(hasOperatorName("||"))) !(a || b) + +Example matches `(0 + ... + args)` + (matcher = cxxFoldExpr(hasOperatorName("+"))) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } </pre></td></tr> @@ -3430,6 +3448,91 @@ <h2 id="narrowing-matchers">Narrowing Matchers</h2> </pre></td></tr> +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('hasOperatorName3')"><a name="hasOperatorName3Anchor">hasOperatorName</a></td><td>std::string Name</td></tr> +<tr><td colspan="4" class="doc" id="hasOperatorName3"><pre>Matches the operator Name of operator expressions and fold expressions +(binary or unary). + +Example matches a || b (matcher = binaryOperator(hasOperatorName("||"))) + !(a || b) + +Example matches `(0 + ... + args)` + (matcher = cxxFoldExpr(hasOperatorName("+"))) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('isBinaryFold0')"><a name="isBinaryFold0Anchor">isBinaryFold</a></td><td></td></tr> +<tr><td colspan="4" class="doc" id="isBinaryFold0"><pre>Matches binary fold expressions, i.e. fold expressions with an initializer. + +Example matches `(0 + ... + args)` + (matcher = cxxFoldExpr(isBinaryFold())) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } + + template <typename... Args> + auto multiply(Args... args) { + return (args * ...); + } +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('isLeftFold0')"><a name="isLeftFold0Anchor">isLeftFold</a></td><td></td></tr> +<tr><td colspan="4" class="doc" id="isLeftFold0"><pre>Matches left-folding fold expressions. + +Example matches `(0 + ... + args)` + (matcher = cxxFoldExpr(isLeftFold())) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } + + template <typename... Args> + auto multiply(Args... args) { + return (args * ... * 1); + } +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('isRightFold0')"><a name="isRightFold0Anchor">isRightFold</a></td><td></td></tr> +<tr><td colspan="4" class="doc" id="isRightFold0"><pre>Matches right-folding fold expressions. + +Example matches `(args * ... * 1)` + (matcher = cxxFoldExpr(isRightFold())) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } + + template <typename... Args> + auto multiply(Args... args) { + return (args * ... * 1); + } +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('isUnaryFold0')"><a name="isUnaryFold0Anchor">isUnaryFold</a></td><td></td></tr> +<tr><td colspan="4" class="doc" id="isUnaryFold0"><pre>Matches unary fold expressions, i.e. fold expressions without an +initializer. + +Example matches `(args * ...)` + (matcher = cxxFoldExpr(isUnaryFold())) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } + + template <typename... Args> + auto multiply(Args... args) { + return (args * ...); + } +</pre></td></tr> + + <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXMethodDecl.html";>CXXMethodDecl</a>></td><td class="name" onclick="toggle('isConst0')"><a name="isConst0Anchor">isConst</a></td><td></td></tr> <tr><td colspan="4" class="doc" id="isConst0"><pre>Matches if the given method declaration is const. @@ -3599,11 +3702,18 @@ <h2 id="narrowing-matchers">Narrowing Matchers</h2> <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXOperatorCallExpr.html";>CXXOperatorCallExpr</a>></td><td class="name" onclick="toggle('hasOperatorName1')"><a name="hasOperatorName1Anchor">hasOperatorName</a></td><td>std::string Name</td></tr> -<tr><td colspan="4" class="doc" id="hasOperatorName1"><pre>Matches the operator Name of operator expressions (binary or -unary). +<tr><td colspan="4" class="doc" id="hasOperatorName1"><pre>Matches the operator Name of operator expressions and fold expressions +(binary or unary). Example matches a || b (matcher = binaryOperator(hasOperatorName("||"))) !(a || b) + +Example matches `(0 + ... + args)` + (matcher = cxxFoldExpr(hasOperatorName("+"))) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } </pre></td></tr> @@ -3757,11 +3867,18 @@ <h2 id="narrowing-matchers">Narrowing Matchers</h2> <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXRewrittenBinaryOperator.html";>CXXRewrittenBinaryOperator</a>></td><td class="name" onclick="toggle('hasOperatorName2')"><a name="hasOperatorName2Anchor">hasOperatorName</a></td><td>std::string Name</td></tr> -<tr><td colspan="4" class="doc" id="hasOperatorName2"><pre>Matches the operator Name of operator expressions (binary or -unary). +<tr><td colspan="4" class="doc" id="hasOperatorName2"><pre>Matches the operator Name of operator expressions and fold expressions +(binary or unary). Example matches a || b (matcher = binaryOperator(hasOperatorName("||"))) !(a || b) + +Example matches `(0 + ... + args)` + (matcher = cxxFoldExpr(hasOperatorName("+"))) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } </pre></td></tr> @@ -5711,12 +5828,19 @@ <h2 id="narrowing-matchers">Narrowing Matchers</h2> </pre></td></tr> -<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1UnaryOperator.html";>UnaryOperator</a>></td><td class="name" onclick="toggle('hasOperatorName3')"><a name="hasOperatorName3Anchor">hasOperatorName</a></td><td>std::string Name</td></tr> -<tr><td colspan="4" class="doc" id="hasOperatorName3"><pre>Matches the operator Name of operator expressions (binary or -unary). +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1UnaryOperator.html";>UnaryOperator</a>></td><td class="name" onclick="toggle('hasOperatorName4')"><a name="hasOperatorName4Anchor">hasOperatorName</a></td><td>std::string Name</td></tr> +<tr><td colspan="4" class="doc" id="hasOperatorName4"><pre>Matches the operator Name of operator expressions and fold expressions +(binary or unary). Example matches a || b (matcher = binaryOperator(hasOperatorName("||"))) !(a || b) + +Example matches `(0 + ... + args)` + (matcher = cxxFoldExpr(hasOperatorName("+"))) + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } </pre></td></tr> @@ -6453,7 +6577,7 @@ <h2 id="traversal-matchers">AST Traversal Matchers</h2> <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1BinaryOperator.html";>BinaryOperator</a>></td><td class="name" onclick="toggle('hasEitherOperand0')"><a name="hasEitherOperand0Anchor">hasEitherOperand</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> <tr><td colspan="4" class="doc" id="hasEitherOperand0"><pre>Matches if either the left hand side or the right hand side of a -binary operator matches. +binary operator or fold expression matches. </pre></td></tr> @@ -6466,7 +6590,8 @@ <h2 id="traversal-matchers">AST Traversal Matchers</h2> <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1BinaryOperator.html";>BinaryOperator</a>></td><td class="name" onclick="toggle('hasOperands0')"><a name="hasOperands0Anchor">hasOperands</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> Matcher1, Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> Matcher2</td></tr> -<tr><td colspan="4" class="doc" id="hasOperands0"><pre>Matches if both matchers match with opposite sides of the binary operator. +<tr><td colspan="4" class="doc" id="hasOperands0"><pre>Matches if both matchers match with opposite sides of the binary operator +or fold expression. Example matcher = binaryOperator(hasOperands(integerLiteral(equals(1), integerLiteral(equals(2))) @@ -6885,6 +7010,112 @@ <h2 id="traversal-matchers">AST Traversal Matchers</h2> </pre></td></tr> +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('callee1')"><a name="callee1Anchor">callee</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Stmt.html";>Stmt</a>> InnerMatcher</td></tr> +<tr><td colspan="4" class="doc" id="callee1"><pre>Matches if the call or fold expression's callee expression matches. + +Given + class Y { void x() { this->x(); x(); Y y; y.x(); } }; + void f() { f(); } +callExpr(callee(expr())) + matches this->x(), x(), y.x(), f() +with callee(...) + matching this->x, x, y.x, f respectively + +Given + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } + + template <typename... Args> + auto multiply(Args... args) { + return (args * ... * 1); + } +cxxFoldExpr(callee(expr())) + matches (args * ... * 1) +with callee(...) + matching * + +Note: Callee cannot take the more general internal::Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> +because this introduces ambiguous overloads with calls to Callee taking a +internal::Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Decl.html";>Decl</a>>, as the matcher hierarchy is purely +implemented in terms of implicit casts. +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('hasEitherOperand2')"><a name="hasEitherOperand2Anchor">hasEitherOperand</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> +<tr><td colspan="4" class="doc" id="hasEitherOperand2"><pre>Matches if either the left hand side or the right hand side of a +binary operator or fold expression matches. +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('hasFoldInit0')"><a name="hasFoldInit0Anchor">hasFoldInit</a></td><td>ast_matchers::Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMacher</td></tr> +<tr><td colspan="4" class="doc" id="hasFoldInit0"><pre>Matches the operand that does not contain the parameter pack. + +Example matches `(0 + ... + args)` and `(args * ... * 1)` + (matcher = cxxFoldExpr(hasFoldInit(expr()))) + with hasFoldInit(...) + matching `0` and `1` respectively + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } + + template <typename... Args> + auto multiply(Args... args) { + return (args * ... * 1); + } +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('hasLHS4')"><a name="hasLHS4Anchor">hasLHS</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> +<tr><td colspan="4" class="doc" id="hasLHS4"><pre>Matches the left hand side of binary operator expressions. + +Example matches a (matcher = binaryOperator(hasLHS())) + a || b +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('hasOperands2')"><a name="hasOperands2Anchor">hasOperands</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> Matcher1, Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> Matcher2</td></tr> +<tr><td colspan="4" class="doc" id="hasOperands2"><pre>Matches if both matchers match with opposite sides of the binary operator +or fold expression. + +Example matcher = binaryOperator(hasOperands(integerLiteral(equals(1), + integerLiteral(equals(2))) + 1 + 2 // Match + 2 + 1 // Match + 1 + 1 // No match + 2 + 2 // No match +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('hasPattern0')"><a name="hasPattern0Anchor">hasPattern</a></td><td>ast_matchers::Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMacher</td></tr> +<tr><td colspan="4" class="doc" id="hasPattern0"><pre>Matches the operand that contains the parameter pack. + +Example matches `(0 + ... + args)` + (matcher = cxxFoldExpr(hasPattern(expr()))) + with hasPattern(...) + matching `args` + template <typename... Args> + auto sum(Args... args) { + return (0 + ... + args); + } + + template <typename... Args> + auto multiply(Args... args) { + return (args * ... * 1); + } +</pre></td></tr> + + +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXFoldExpr.html";>CXXFoldExpr</a>></td><td class="name" onclick="toggle('hasRHS4')"><a name="hasRHS4Anchor">hasRHS</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> +<tr><td colspan="4" class="doc" id="hasRHS4"><pre>Matches the right hand side of binary operator expressions. + +Example matches b (matcher = binaryOperator(hasRHS())) + a || b +</pre></td></tr> + + <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXForRangeStmt.html";>CXXForRangeStmt</a>></td><td class="name" onclick="toggle('hasBody3')"><a name="hasBody3Anchor">hasBody</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Stmt.html";>Stmt</a>> InnerMatcher</td></tr> <tr><td colspan="4" class="doc" id="hasBody3"><pre>Matches a 'for', 'while', 'while' statement or a function or coroutine definition that has a given body. Note that in case of functions or @@ -7179,7 +7410,7 @@ <h2 id="traversal-matchers">AST Traversal Matchers</h2> <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXOperatorCallExpr.html";>CXXOperatorCallExpr</a>></td><td class="name" onclick="toggle('hasEitherOperand1')"><a name="hasEitherOperand1Anchor">hasEitherOperand</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> <tr><td colspan="4" class="doc" id="hasEitherOperand1"><pre>Matches if either the left hand side or the right hand side of a -binary operator matches. +binary operator or fold expression matches. </pre></td></tr> @@ -7192,7 +7423,8 @@ <h2 id="traversal-matchers">AST Traversal Matchers</h2> <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXOperatorCallExpr.html";>CXXOperatorCallExpr</a>></td><td class="name" onclick="toggle('hasOperands1')"><a name="hasOperands1Anchor">hasOperands</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> Matcher1, Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> Matcher2</td></tr> -<tr><td colspan="4" class="doc" id="hasOperands1"><pre>Matches if both matchers match with opposite sides of the binary operator. +<tr><td colspan="4" class="doc" id="hasOperands1"><pre>Matches if both matchers match with opposite sides of the binary operator +or fold expression. Example matcher = binaryOperator(hasOperands(integerLiteral(equals(1), integerLiteral(equals(2))) @@ -7317,9 +7549,9 @@ <h2 id="traversal-matchers">AST Traversal Matchers</h2> </pre></td></tr> -<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXRewrittenBinaryOperator.html";>CXXRewrittenBinaryOperator</a>></td><td class="name" onclick="toggle('hasEitherOperand2')"><a name="hasEitherOperand2Anchor">hasEitherOperand</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> -<tr><td colspan="4" class="doc" id="hasEitherOperand2"><pre>Matches if either the left hand side or the right hand side of a -binary operator matches. +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXRewrittenBinaryOperator.html";>CXXRewrittenBinaryOperator</a>></td><td class="name" onclick="toggle('hasEitherOperand3')"><a name="hasEitherOperand3Anchor">hasEitherOperand</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> +<tr><td colspan="4" class="doc" id="hasEitherOperand3"><pre>Matches if either the left hand side or the right hand side of a +binary operator or fold expression matches. </pre></td></tr> @@ -7331,8 +7563,9 @@ <h2 id="traversal-matchers">AST Traversal Matchers</h2> </pre></td></tr> -<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXRewrittenBinaryOperator.html";>CXXRewrittenBinaryOperator</a>></td><td class="name" onclick="toggle('hasOperands2')"><a name="hasOperands2Anchor">hasOperands</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> Matcher1, Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> Matcher2</td></tr> -<tr><td colspan="4" class="doc" id="hasOperands2"><pre>Matches if both matchers match with opposite sides of the binary operator. +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1CXXRewrittenBinaryOperator.html";>CXXRewrittenBinaryOperator</a>></td><td class="name" onclick="toggle('hasOperands... [truncated] `````````` </details> https://github.com/llvm/llvm-project/pull/71245 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
