[clang] 7352f42 - [clang-tblgen] Fix non-determinism in generating AttrSubMatchRulesParserStringSwitches.inc
Igor Kudrin via cfe-commits
cfe-commits at lists.llvm.org
Tue Nov 9 19:09:44 PST 2021
Author: Igor Kudrin
Date: 2021-11-10T10:08:06+07:00
New Revision: 7352f42cdc3c44038408edcdc4eb9890546020eb
URL: https://github.com/llvm/llvm-project/commit/7352f42cdc3c44038408edcdc4eb9890546020eb
DIFF: https://github.com/llvm/llvm-project/commit/7352f42cdc3c44038408edcdc4eb9890546020eb.diff
LOG: [clang-tblgen] Fix non-determinism in generating AttrSubMatchRulesParserStringSwitches.inc
llvm::MapVector, compared to std::map, guarantees the same iteration
order in different runs.
Differential Revision: https://reviews.llvm.org/D113168
Added:
Modified:
clang/utils/TableGen/ClangAttrEmitter.cpp
Removed:
################################################################################
diff --git a/clang/utils/TableGen/ClangAttrEmitter.cpp b/clang/utils/TableGen/ClangAttrEmitter.cpp
index 2a55a5eb59581..c692e8b5b6bc8 100644
--- a/clang/utils/TableGen/ClangAttrEmitter.cpp
+++ b/clang/utils/TableGen/ClangAttrEmitter.cpp
@@ -16,6 +16,7 @@
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/DenseSet.h"
+#include "llvm/ADT/MapVector.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringExtras.h"
@@ -2043,7 +2044,7 @@ void PragmaClangAttributeSupport::generateParsingHelpers(raw_ostream &OS) {
OS << " return None;\n";
OS << "}\n\n";
- std::map<const Record *, std::vector<AttributeSubjectMatchRule>>
+ llvm::MapVector<const Record *, std::vector<AttributeSubjectMatchRule>>
SubMatchRules;
for (const auto &Rule : Rules) {
if (!Rule.isSubRule())
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