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Change CMake so that we only look for Z3 when LLVM_ENABLE_Z3_SOLVER is enabled

Browse Source 
Reviewers: mikhail.ramalho

Reviewed By: mikhail.ramalho

Subscribers: mehdi_amini, mgorny, mikhail.ramalho, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D75544
This commit is contained in:
Zion Nimchuk 2020-06-06 16:18:52 -04:00 committed by Mikhail R. Gadelha
parent d46e92d6cb
commit 1527d4f60f
1 changed files with 11 additions and 10 deletions
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21
CMakeLists.txt
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@ -368,22 +368,20 @@ set(LLVM_ENABLE_ZLIB "ON" CACHE STRING "Use zlib for compression/decompression i
set(LLVM_Z3_INSTALL_DIR "" CACHE STRING "Install directory of the Z3 solver.")
find_package(Z3 4.7.1)
if (LLVM_Z3_INSTALL_DIR)
if (NOT Z3_FOUND)
message(FATAL_ERROR "Z3 >= 4.7.1 has not been found in LLVM_Z3_INSTALL_DIR: ${LLVM_Z3_INSTALL_DIR}.")
endif()
endif()
set(LLVM_ENABLE_Z3_SOLVER_DEFAULT "${Z3_FOUND}")
option(LLVM_ENABLE_Z3_SOLVER
"Enable Support for the Z3 constraint solver in LLVM."
${LLVM_ENABLE_Z3_SOLVER_DEFAULT}
)
if (LLVM_ENABLE_Z3_SOLVER)
find_package(Z3 4.7.1)
if (LLVM_Z3_INSTALL_DIR)
if (NOT Z3_FOUND)
message(FATAL_ERROR "Z3 >= 4.7.1 has not been found in LLVM_Z3_INSTALL_DIR: ${LLVM_Z3_INSTALL_DIR}.")
endif()
endif()
if (NOT Z3_FOUND)
message(FATAL_ERROR "LLVM_ENABLE_Z3_SOLVER cannot be enabled when Z3 is not available.")
endif()
@ -391,6 +389,9 @@ if (LLVM_ENABLE_Z3_SOLVER)
set(LLVM_WITH_Z3 1)
endif()
set(LLVM_ENABLE_Z3_SOLVER_DEFAULT "${Z3_FOUND}")
if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
endif()