81 lines
2.9 KiB
Nix
81 lines
2.9 KiB
Nix
{ lib, stdenv, glibc }:
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let
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# Sanitizers are not supported on Darwin.
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# Sanitizer headers aren't available in older libc++ stdenvs due to a bug
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sanitizersWorking = !stdenv.hostPlatform.isMusl && (
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(stdenv.cc.isClang && lib.versionAtLeast (lib.getVersion stdenv.cc.name) "5.0.0")
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|| (stdenv.cc.isGNU && stdenv.isLinux)
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);
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staticLibc = lib.optionalString (stdenv.hostPlatform.libc == "glibc") "-L ${glibc.static}/lib";
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in stdenv.mkDerivation {
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name = "cc-wrapper-test";
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buildCommand = ''
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NIX_DEBUG=1 $CC -v
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NIX_DEBUG=1 $CXX -v
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printf "checking whether compiler builds valid C binaries... " >&2
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$CC -o cc-check ${./cc-main.c}
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./cc-check
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printf "checking whether compiler builds valid C++ binaries... " >&2
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$CXX -o cxx-check ${./cxx-main.cc}
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./cxx-check
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${lib.optionalString (stdenv.isDarwin && stdenv.cc.isClang) ''
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printf "checking whether compiler can build with CoreFoundation.framework... " >&2
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mkdir -p foo/lib
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$CC -framework CoreFoundation -o core-foundation-check ${./core-foundation-main.c}
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./core-foundation-check
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''}
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${lib.optionalString (!stdenv.isDarwin) ''
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printf "checking whether compiler builds valid static C binaries... " >&2
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$CC ${staticLibc} -static -o cc-static ${./cc-main.c}
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./cc-static
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# our glibc does not have pie enabled yet.
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${lib.optionalString (stdenv.hostPlatform.isMusl && stdenv.cc.isGNU) ''
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printf "checking whether compiler builds valid static pie C binaries... " >&2
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$CC ${staticLibc} -static-pie -o cc-static-pie ${./cc-main.c}
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./cc-static-pie
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''}
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''}
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printf "checking whether compiler uses NIX_CFLAGS_COMPILE... " >&2
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mkdir -p foo/include
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cp ${./foo.c} foo/include/foo.h
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NIX_CFLAGS_COMPILE="-Ifoo/include -DVALUE=42" $CC -o cflags-check ${./cflags-main.c}
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./cflags-check
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printf "checking whether compiler uses NIX_LDFLAGS... " >&2
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mkdir -p foo/lib
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$CC -shared \
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${lib.optionalString stdenv.isDarwin "-Wl,-install_name,@rpath/libfoo.dylib"} \
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-DVALUE=42 \
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-o foo/lib/libfoo${stdenv.hostPlatform.extensions.sharedLibrary} \
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${./foo.c}
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NIX_LDFLAGS="-L$NIX_BUILD_TOP/foo/lib -rpath $NIX_BUILD_TOP/foo/lib" $CC -lfoo -o ldflags-check ${./ldflags-main.c}
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./ldflags-check
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printf "Check whether -nostdinc and -nostdinc++ is handled correctly" >&2
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mkdir -p std-include
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cp ${./stdio.h} std-include/stdio.h
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NIX_DEBUG=1 $CC -I std-include -nostdinc -o nostdinc-main ${./nostdinc-main.c}
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./nostdinc-main
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$CXX -I std-include -nostdinc++ -o nostdinc-main++ ${./nostdinc-main.c}
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./nostdinc-main++
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${lib.optionalString sanitizersWorking ''
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printf "checking whether sanitizers are fully functional... ">&2
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$CC -o sanitizers -fsanitize=address,undefined ${./sanitizers.c}
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./sanitizers
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''}
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touch $out
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'';
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meta.platforms = lib.platforms.all;
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}
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