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fix: integer overflow in Complexity analysis (#2509)
* fix: integer overflow in Complexity analysis fixes #2508
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1 @@ | ||
() |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1 @@ | ||
() |
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# Souffle - A Datalog Compiler | ||
# Copyright (c) 2022 The Souffle Developers. All rights reserved | ||
# Licensed under the Universal Permissive License v 1.0 as shown at: | ||
# - https://opensource.org/licenses/UPL | ||
# - <souffle root>/licenses/SOUFFLE-UPL.txt | ||
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add_library(issue2508 SHARED functors.cpp) | ||
target_include_directories(issue2508 PRIVATE "${CMAKE_SOURCE_DIR}/src/include") | ||
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target_compile_features(issue2508 | ||
PUBLIC cxx_std_17) | ||
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set_target_properties(issue2508 PROPERTIES CXX_EXTENSIONS OFF) | ||
set_target_properties(issue2508 PROPERTIES OUTPUT_NAME "functors") | ||
set_target_properties(issue2508 PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS ON) | ||
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if (WIN32) | ||
# Prefix all shared libraries with 'lib'. | ||
set(CMAKE_SHARED_LIBRARY_PREFIX "lib") | ||
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# Prefix all static libraries with 'lib'. | ||
set(CMAKE_STATIC_LIBRARY_PREFIX "lib") | ||
endif () | ||
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if (SOUFFLE_DOMAIN_64BIT) | ||
target_compile_definitions(issue2508 | ||
PUBLIC RAM_DOMAIN_SIZE=64) | ||
endif() |
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#include "souffle/RecordTable.h" | ||
#include "souffle/SymbolTable.h" | ||
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extern "C" { | ||
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souffle::RamDomain id( | ||
souffle::SymbolTable* symbolTable, souffle::RecordTable* recordTable, souffle::RamDomain x) { | ||
return x; | ||
} | ||
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souffle::RamDomain decode( | ||
souffle::SymbolTable* symbolTable, souffle::RecordTable* recordTable, souffle::RamDomain x) { | ||
symbolTable->decode(x); | ||
return x; | ||
} | ||
} |
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.functor id(symbol): symbol stateful | ||
.functor decode(symbol): symbol stateful | ||
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.type T = C1 {A0 : symbol} | C2 {A0: number} | ||
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.decl A(A2: T) | ||
.decl B() | ||
.output B() | ||
.decl C() | ||
.output C() | ||
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A($C2(10000000)). | ||
A($C1("X")). | ||
A($C1("Y")). | ||
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B() :- | ||
A($C1(X)), | ||
(@decode(X) = @id("Y")). | ||
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C() :- | ||
A($C2(_)). | ||
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