[llvm] 6a97be2 - [clang][dataflow] Delete SourceLocationsLattice
Sam Estep via llvm-commits
llvm-commits at lists.llvm.org
Wed Jun 29 13:14:13 PDT 2022
Author: Sam Estep
Date: 2022-06-29T20:14:07Z
New Revision: 6a97be27a1de652b8f09f43178d09fc100b05990
URL: https://github.com/llvm/llvm-project/commit/6a97be27a1de652b8f09f43178d09fc100b05990
DIFF: https://github.com/llvm/llvm-project/commit/6a97be27a1de652b8f09f43178d09fc100b05990.diff
LOG: [clang][dataflow] Delete SourceLocationsLattice
This patch deletes the now-unused `SourceLocationsLattice` class, along with its containing files and surrounding helper functions and tests.
Reviewed By: xazax.hun, ymandel, sgatev, gribozavr2
Differential Revision: https://reviews.llvm.org/D128448
Added:
Modified:
clang/docs/tools/clang-formatted-files.txt
clang/lib/Analysis/FlowSensitive/CMakeLists.txt
clang/unittests/Analysis/FlowSensitive/CMakeLists.txt
llvm/utils/gn/secondary/clang/lib/Analysis/FlowSensitive/BUILD.gn
llvm/utils/gn/secondary/clang/unittests/Analysis/FlowSensitive/BUILD.gn
Removed:
clang/include/clang/Analysis/FlowSensitive/SourceLocationsLattice.h
clang/lib/Analysis/FlowSensitive/SourceLocationsLattice.cpp
clang/unittests/Analysis/FlowSensitive/SourceLocationsLatticeTest.cpp
################################################################################
diff --git a/clang/docs/tools/clang-formatted-files.txt b/clang/docs/tools/clang-formatted-files.txt
index 40d95411c3a0a..5e1c6f130a0e4 100644
--- a/clang/docs/tools/clang-formatted-files.txt
+++ b/clang/docs/tools/clang-formatted-files.txt
@@ -133,7 +133,6 @@ clang/include/clang/Analysis/FlowSensitive/MapLattice.h
clang/include/clang/Analysis/FlowSensitive/MatchSwitch.h
clang/include/clang/Analysis/FlowSensitive/NoopLattice.h
clang/include/clang/Analysis/FlowSensitive/Solver.h
-clang/include/clang/Analysis/FlowSensitive/SourceLocationsLattice.h
clang/include/clang/Analysis/FlowSensitive/StorageLocation.h
clang/include/clang/Analysis/FlowSensitive/Transfer.h
clang/include/clang/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.h
@@ -310,7 +309,6 @@ clang/lib/Analysis/CodeInjector.cpp
clang/lib/Analysis/FlowSensitive/ControlFlowContext.cpp
clang/lib/Analysis/FlowSensitive/DataflowAnalysisContext.cpp
clang/lib/Analysis/FlowSensitive/DataflowEnvironment.cpp
-clang/lib/Analysis/FlowSensitive/SourceLocationsLattice.cpp
clang/lib/Analysis/FlowSensitive/Transfer.cpp
clang/lib/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.cpp
clang/lib/Analysis/FlowSensitive/WatchedLiteralsSolver.cpp
@@ -637,7 +635,6 @@ clang/unittests/Analysis/FlowSensitive/MultiVarConstantPropagationTest.cpp
clang/unittests/Analysis/FlowSensitive/NoopAnalysis.h
clang/unittests/Analysis/FlowSensitive/SingleVarConstantPropagationTest.cpp
clang/unittests/Analysis/FlowSensitive/SolverTest.cpp
-clang/unittests/Analysis/FlowSensitive/SourceLocationsLatticeTest.cpp
clang/unittests/Analysis/FlowSensitive/TestingSupport.cpp
clang/unittests/Analysis/FlowSensitive/TestingSupport.h
clang/unittests/Analysis/FlowSensitive/TestingSupportTest.cpp
diff --git a/clang/include/clang/Analysis/FlowSensitive/SourceLocationsLattice.h b/clang/include/clang/Analysis/FlowSensitive/SourceLocationsLattice.h
deleted file mode 100644
index d294f9768cdc5..0000000000000
--- a/clang/include/clang/Analysis/FlowSensitive/SourceLocationsLattice.h
+++ /dev/null
@@ -1,65 +0,0 @@
-//===-- SourceLocationsLattice.h --------------------------------*- C++ -*-===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-//
-// This file defines a lattice that collects source locations of interest.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_SOURCELOCATIONS_LATTICE_H
-#define LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_SOURCELOCATIONS_LATTICE_H
-
-#include "clang/AST/ASTContext.h"
-#include "clang/Analysis/FlowSensitive/DataflowLattice.h"
-#include "clang/Basic/SourceLocation.h"
-#include "llvm/ADT/DenseSet.h"
-#include <string>
-#include <utility>
-
-namespace clang {
-namespace dataflow {
-
-/// Lattice for dataflow analysis that keeps track of a set of source locations.
-///
-/// Bottom is the empty set, join is set union, and equality is set equality.
-///
-/// FIXME: Generalize into a (templated) PowerSetLattice.
-class SourceLocationsLattice {
-public:
- SourceLocationsLattice() = default;
-
- explicit SourceLocationsLattice(llvm::DenseSet<SourceLocation> Locs)
- : Locs(std::move(Locs)) {}
-
- bool operator==(const SourceLocationsLattice &Other) const {
- return Locs == Other.Locs;
- }
-
- bool operator!=(const SourceLocationsLattice &Other) const {
- return !(*this == Other);
- }
-
- LatticeJoinEffect join(const SourceLocationsLattice &Other);
-
- llvm::DenseSet<SourceLocation> &getSourceLocations() { return Locs; }
-
- const llvm::DenseSet<SourceLocation> &getSourceLocations() const {
- return Locs;
- }
-
-private:
- llvm::DenseSet<SourceLocation> Locs;
-};
-
-/// Returns a string that represents the source locations of the lattice.
-std::string DebugString(const SourceLocationsLattice &Lattice,
- const ASTContext &Context);
-
-} // namespace dataflow
-} // namespace clang
-
-#endif // LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_SOURCELOCATIONS_LATTICE_H
diff --git a/clang/lib/Analysis/FlowSensitive/CMakeLists.txt b/clang/lib/Analysis/FlowSensitive/CMakeLists.txt
index 4a8c63b3db21e..672b6e83ee44b 100644
--- a/clang/lib/Analysis/FlowSensitive/CMakeLists.txt
+++ b/clang/lib/Analysis/FlowSensitive/CMakeLists.txt
@@ -2,7 +2,6 @@ add_clang_library(clangAnalysisFlowSensitive
ControlFlowContext.cpp
DataflowAnalysisContext.cpp
DataflowEnvironment.cpp
- SourceLocationsLattice.cpp
Transfer.cpp
TypeErasedDataflowAnalysis.cpp
WatchedLiteralsSolver.cpp
diff --git a/clang/lib/Analysis/FlowSensitive/SourceLocationsLattice.cpp b/clang/lib/Analysis/FlowSensitive/SourceLocationsLattice.cpp
deleted file mode 100644
index 9e280f4e634a1..0000000000000
--- a/clang/lib/Analysis/FlowSensitive/SourceLocationsLattice.cpp
+++ /dev/null
@@ -1,51 +0,0 @@
-//===- SourceLocationsLattice.cpp -----------------------------------------===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements a lattice that collects source locations of interest.
-//
-//===----------------------------------------------------------------------===//
-
-#include "clang/Analysis/FlowSensitive/SourceLocationsLattice.h"
-#include "clang/AST/ASTContext.h"
-#include "clang/Analysis/FlowSensitive/DataflowLattice.h"
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/Support/raw_ostream.h"
-#include <algorithm>
-#include <string>
-#include <vector>
-
-namespace clang {
-namespace dataflow {
-
-LatticeJoinEffect
-SourceLocationsLattice::join(const SourceLocationsLattice &Other) {
- auto SizeBefore = Locs.size();
- Locs.insert(Other.Locs.begin(), Other.Locs.end());
- return SizeBefore == Locs.size() ? LatticeJoinEffect::Unchanged
- : LatticeJoinEffect::Changed;
-}
-
-std::string DebugString(const SourceLocationsLattice &Lattice,
- const ASTContext &Context) {
- if (Lattice.getSourceLocations().empty())
- return "";
-
- std::vector<std::string> Locations;
- Locations.reserve(Lattice.getSourceLocations().size());
- for (const clang::SourceLocation &Loc : Lattice.getSourceLocations()) {
- Locations.push_back(Loc.printToString(Context.getSourceManager()));
- }
- std::sort(Locations.begin(), Locations.end());
- std::string result;
- llvm::raw_string_ostream OS(result);
- llvm::interleaveComma(Locations, OS);
- return result;
-}
-
-} // namespace dataflow
-} // namespace clang
diff --git a/clang/unittests/Analysis/FlowSensitive/CMakeLists.txt b/clang/unittests/Analysis/FlowSensitive/CMakeLists.txt
index e908c7d2747c7..c4d83dc32f8f5 100644
--- a/clang/unittests/Analysis/FlowSensitive/CMakeLists.txt
+++ b/clang/unittests/Analysis/FlowSensitive/CMakeLists.txt
@@ -11,7 +11,6 @@ add_clang_unittest(ClangAnalysisFlowSensitiveTests
MatchSwitchTest.cpp
MultiVarConstantPropagationTest.cpp
SingleVarConstantPropagationTest.cpp
- SourceLocationsLatticeTest.cpp
TestingSupport.cpp
TestingSupportTest.cpp
TransferTest.cpp
diff --git a/clang/unittests/Analysis/FlowSensitive/SourceLocationsLatticeTest.cpp b/clang/unittests/Analysis/FlowSensitive/SourceLocationsLatticeTest.cpp
deleted file mode 100644
index 4c7b1ce60fb52..0000000000000
--- a/clang/unittests/Analysis/FlowSensitive/SourceLocationsLatticeTest.cpp
+++ /dev/null
@@ -1,68 +0,0 @@
-//===- unittests/Analysis/FlowSensitive/SourceLocationsLatticeTest.cpp ----===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-
-#include "clang/Analysis/FlowSensitive/SourceLocationsLattice.h"
-
-#include "clang/Analysis/FlowSensitive/DataflowLattice.h"
-#include "clang/Basic/SourceLocation.h"
-#include "gmock/gmock.h"
-#include "gtest/gtest.h"
-
-namespace clang {
-namespace dataflow {
-namespace {
-
-TEST(SourceLocationsLatticeTest, Comparison) {
- const SourceLocationsLattice Bottom;
- const SourceLocationsLattice NonBottom(
- {SourceLocation::getFromRawEncoding(0)});
-
- EXPECT_TRUE(Bottom == Bottom);
- EXPECT_FALSE(Bottom == NonBottom);
- EXPECT_FALSE(NonBottom == Bottom);
- EXPECT_TRUE(NonBottom == NonBottom);
-
- EXPECT_FALSE(Bottom != Bottom);
- EXPECT_TRUE(Bottom != NonBottom);
- EXPECT_TRUE(NonBottom != Bottom);
- EXPECT_FALSE(NonBottom != NonBottom);
-}
-
-TEST(SourceLocationsLatticeTest, Join) {
- const SourceLocationsLattice Bottom;
- const SourceLocationsLattice NonBottom(
- {SourceLocation::getFromRawEncoding(0)});
- {
- SourceLocationsLattice LHS = Bottom;
- const SourceLocationsLattice RHS = Bottom;
- EXPECT_EQ(LHS.join(RHS), LatticeJoinEffect::Unchanged);
- EXPECT_EQ(LHS, Bottom);
- }
- {
- SourceLocationsLattice LHS = NonBottom;
- const SourceLocationsLattice RHS = Bottom;
- EXPECT_EQ(LHS.join(RHS), LatticeJoinEffect::Unchanged);
- EXPECT_EQ(LHS, NonBottom);
- }
- {
- SourceLocationsLattice LHS = Bottom;
- const SourceLocationsLattice RHS = NonBottom;
- EXPECT_EQ(LHS.join(RHS), LatticeJoinEffect::Changed);
- EXPECT_EQ(LHS, NonBottom);
- }
- {
- SourceLocationsLattice LHS = NonBottom;
- const SourceLocationsLattice RHS = NonBottom;
- EXPECT_EQ(LHS.join(RHS), LatticeJoinEffect::Unchanged);
- EXPECT_EQ(LHS, NonBottom);
- }
-}
-
-} // namespace
-} // namespace dataflow
-} // namespace clang
diff --git a/llvm/utils/gn/secondary/clang/lib/Analysis/FlowSensitive/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/Analysis/FlowSensitive/BUILD.gn
index 969d7f9f58c5b..adf425c80b906 100644
--- a/llvm/utils/gn/secondary/clang/lib/Analysis/FlowSensitive/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/Analysis/FlowSensitive/BUILD.gn
@@ -9,7 +9,6 @@ static_library("FlowSensitive") {
"ControlFlowContext.cpp",
"DataflowAnalysisContext.cpp",
"DataflowEnvironment.cpp",
- "SourceLocationsLattice.cpp",
"Transfer.cpp",
"TypeErasedDataflowAnalysis.cpp",
"WatchedLiteralsSolver.cpp",
diff --git a/llvm/utils/gn/secondary/clang/unittests/Analysis/FlowSensitive/BUILD.gn b/llvm/utils/gn/secondary/clang/unittests/Analysis/FlowSensitive/BUILD.gn
index f2205e7b7e6bd..a12ea4657f47e 100644
--- a/llvm/utils/gn/secondary/clang/unittests/Analysis/FlowSensitive/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/unittests/Analysis/FlowSensitive/BUILD.gn
@@ -25,7 +25,6 @@ unittest("ClangAnalysisFlowSensitiveTests") {
"MultiVarConstantPropagationTest.cpp",
"SingleVarConstantPropagationTest.cpp",
"SolverTest.cpp",
- "SourceLocationsLatticeTest.cpp",
"TestingSupport.cpp",
"TestingSupportTest.cpp",
"TransferTest.cpp",
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