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error if using Enzyme with gcc/g++ #1883

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merged 4 commits into from
May 15, 2024
Merged

error if using Enzyme with gcc/g++ #1883

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b83b0ce
error if using Enzyme with gcc/g++
ZuseZ4 May 15, 2024
d90098e
nicer error
ZuseZ4 May 15, 2024
173f9ad
reduce error to warning
ZuseZ4 May 15, 2024
79edde1
more precise warning message
ZuseZ4 May 15, 2024
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18 changes: 18 additions & 0 deletions enzyme/cmake/EnzymeConfig.cmake.in
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Original file line number Diff line number Diff line change
@@ -1,5 +1,23 @@
# - Config file for the Enzyme package

get_property(languages GLOBAL PROPERTY ENABLED_LANGUAGES)

if("C" IN_LIST languages)
if ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU")
message("project languages: ${languages}")
message("C compiler: ${CMAKE_C_COMPILER_ID}")
message(WARNING "Using Enzyme without an LLVM based C compiler.")
endif()
endif()

if("CXX" IN_LIST languages)
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
message("project languages: ${languages}")
message("C++ compiler: ${CMAKE_CXX_COMPILER_ID}")
message(WARNING "Using Enzyme without an LLVM based C++ compiler.")
endif()
endif()

# Compute paths
get_filename_component(Enzyme_CMAKE_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
set(Enzyme_LLVM_VERSION_MAJOR "@CONF_LLVM_VERSION_MAJOR@")
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18 changes: 18 additions & 0 deletions enzyme/cmake/EnzymeConfigVersion.cmake.in
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Original file line number Diff line number Diff line change
@@ -1,5 +1,23 @@
set(PACKAGE_VERSION "@ENZYME_VERSION@")

get_property(languages GLOBAL PROPERTY ENABLED_LANGUAGES)

if("C" IN_LIST languages)
if ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU")
message("project languages: ${languages}")
message("C compiler: ${CMAKE_C_COMPILER_ID}")
message(WARNING "Using Enzyme without an LLVM based C compiler.")
endif()
endif()

if("CXX" IN_LIST languages)
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
message("project languages: ${languages}")
message("C++ compiler: ${CMAKE_CXX_COMPILER_ID}")
message(WARNING "Using Enzyme without an LLVM based C++ compiler.")
endif()
endif()

# Check whether the requested PACKAGE_FIND_VERSION is compatible
if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}")
set(PACKAGE_VERSION_COMPATIBLE FALSE)
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