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Rust doesn't use the Bitcode loader, so don't build it #2405

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Merged
merged 4 commits into from
Sep 16, 2025
Merged

Rust doesn't use the Bitcode loader, so don't build it #2405

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6ceb897
Rust doesn't use the Bitcode loader, so don't build it
ZuseZ4 Aug 7, 2025
b34041e
try bcloader fix for llvm 21
ZuseZ4 Aug 24, 2025
9225129
Solve Julia build issue
ZuseZ4 Aug 24, 2025
6dbee0e
update yml
ZuseZ4 Sep 10, 2025
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2 changes: 1 addition & 1 deletion .github/workflows/ccpp.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@ jobs:
strategy:
fail-fast: false
matrix:
llvm: ["15", "16", "17", "18", "19", "20"]
llvm: ["15", "16", "17", "18", "19", "20", "21"]
build: ["Release"] # "RelWithDebInfo"
os: [ubuntu-22.04]

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6 changes: 5 additions & 1 deletion enzyme/BCLoad/BCLoader.cpp
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Expand Up @@ -132,7 +132,11 @@ bool provideDefinitions(Module &M, std::set<std::string> ignoreFunctions,
}
toReplace.push_back(name.str());
}
BC->setTargetTriple("");
#if LLVM_VERSION_MAJOR >= 21
BC->setTargetTriple(llvm::Triple(""));
#else
BC->setTargetTriple("");
#endif
Linker L(M);
L.linkInModule(std::move(BC));
for (auto name : toReplace) {
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5 changes: 4 additions & 1 deletion enzyme/CMakeLists.txt
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Expand Up @@ -32,6 +32,7 @@ set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

option(ENZYME_ENABLE_PLUGINS "Enable Clang/LLD/Opt plugins" ON)
option(ENZYME_BC_LOADER "Enable bitcode loader" ON)
option(ENZYME_CLANG "Build enzyme clang plugin" ON)
option(ENZYME_FLANG "Build enzyme flang symlink" OFF)
option(ENZYME_MLIR "Build enzyme mlir plugin" OFF)
Expand Down Expand Up @@ -286,7 +287,9 @@ include_directories("${CMAKE_CURRENT_BINARY_DIR}/include")

add_subdirectory(tools)
add_subdirectory(Enzyme)
add_subdirectory(BCLoad)
if (ENZYME_BC_LOADER)
add_subdirectory(BCLoad)
endif()
if (ENZYME_ENABLE_PLUGINS)
add_subdirectory(test)
endif()
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4 changes: 3 additions & 1 deletion enzyme/test/CMakeLists.txt
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Expand Up @@ -23,7 +23,9 @@ endif()
if (ENZYME_IFX)
add_subdirectory(Fortran)
endif()
add_subdirectory(BCLoader)
if (ENZYME_BC_LOADER)
add_subdirectory(BCLoader)
endif()
if (ENZYME_MLIR)
add_subdirectory(MLIR)
endif()
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