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CMake: Error on unresolved symbols

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Issue: #1484
This commit is contained in:
Ben Clayton 2020-06-29 13:46:26 +01:00
parent 27e915ed4f
commit 1fee6072d0
1 changed files with 6 additions and 0 deletions
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6
CMakeLists.txt
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@ -128,6 +128,9 @@ if(${CMAKE_CXX_COMPILER_ID} MATCHES "GNU")
if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "9.0.0") if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "9.0.0")
add_compile_options(-Werror=deprecated-copy) add_compile_options(-Werror=deprecated-copy)
endif() endif()
# Error if there's symbols that are not found at link time.
add_link_options("-Wl,--no-undefined")
elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang" AND NOT MSVC) elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang" AND NOT MSVC)
add_compile_options(-Wall -Wuninitialized -Wunused -Wunused-local-typedefs add_compile_options(-Wall -Wuninitialized -Wunused -Wunused-local-typedefs
-Wunused-parameter -Wunused-value -Wunused-variable) -Wunused-parameter -Wunused-value -Wunused-variable)
@ -138,6 +141,9 @@ elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang" AND NOT MSVC)
if(NOT ENABLE_EXCEPTIONS) if(NOT ENABLE_EXCEPTIONS)
add_compile_options(-fno-exceptions) add_compile_options(-fno-exceptions)
endif() endif()
# Error if there's symbols that are not found at link time.
add_link_options("-Wl,-undefined,error")
elseif(MSVC) elseif(MSVC)
if(NOT ENABLE_RTTI) if(NOT ENABLE_RTTI)
string(FIND "${CMAKE_CXX_FLAGS}" "/GR" MSVC_HAS_GR) string(FIND "${CMAKE_CXX_FLAGS}" "/GR" MSVC_HAS_GR)