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Add detection for custom Linker #232

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merged 10 commits into from
Aug 8, 2023

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abeimler
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@abeimler abeimler commented Aug 6, 2023

  • Add test_linker_option for testing linker option
  • Add find_linker for detection 3rd-party linker

Linker

  • sold
  • mold
  • LLVM lld
  • GNU gold

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@aminya aminya left a comment

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It seems gcc is failing on Ubuntu with

[5/7] Linking CXX executable Release/main
FAILED: Release/main 
: && /usr/bin/g++-13 -O3 -DNDEBUG -flto=auto -fno-fat-lto-objects -fuse-ld=lld -fsanitize=address,pointer-compare,pointer-subtract,undefined -Wall -Wextra -Wextra-semi -Wshadow -Wnon-virtual-dtor -Wold-style-cast -Wcast-align -Wunused -Woverloaded-virtual -Wpedantic -Wconversion -Wsign-conversion -Wnull-dereference -Wdouble-promotion -Wformat=2 -Wimplicit-fallthrough -Wmisleading-indentation -Wduplicated-cond -Wduplicated-branches -Wlogical-op -Wuseless-cast CMakeFiles/main.dir/Release/src/main/main.cpp.o -o Release/main  vcpkg_installed/x64-linux/lib/libfmt.a  --coverage && :
ld.lld: error: undefined symbol: main
>>> referenced by /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
collect2: error: ld returned 1 exit status

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aminya
aminya previously approved these changes Aug 8, 2023
@aminya aminya merged commit 8dd8a5d into aminya:main Aug 8, 2023
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2 participants