72 lines
2.8 KiB
Nim
72 lines
2.8 KiB
Nim
if defined(release):
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switch("nimcache", "nimcache/release/$projectName")
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else:
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switch("nimcache", "nimcache/debug/$projectName")
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if defined(windows):
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# disable timestamps in Windows PE headers - https://wiki.debian.org/ReproducibleBuilds/TimestampsInPEBinaries
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switch("passL", "-Wl,--no-insert-timestamp")
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# increase stack size, unless something else is setting the stack size
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if not defined(windowsNoSetStack):
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switch("passL", "-Wl,--stack,8388608")
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# https://github.com/nim-lang/Nim/issues/4057
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--tlsEmulation:off
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if defined(i386):
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# set the IMAGE_FILE_LARGE_ADDRESS_AWARE flag so we can use PAE, if enabled, and access more than 2 GiB of RAM
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switch("passL", "-Wl,--large-address-aware")
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# This helps especially for 32-bit x86, which sans SSE2 and newer instructions
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# requires quite roundabout code generation for cryptography, and other 64-bit
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# and larger arithmetic use cases, along with register starvation issues. When
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# engineering a more portable binary release, this should be tweaked but still
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# use at least -msse2 or -msse3.
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if defined(disableMarchNative):
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if defined(i386) or defined(amd64):
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switch("passC", "-msse3")
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switch("passL", "-msse3")
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else:
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switch("passC", "-march=native")
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switch("passL", "-march=native")
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if defined(windows):
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# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65782
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# ("-fno-asynchronous-unwind-tables" breaks Nim's exception raising, sometimes)
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switch("passC", "-mno-avx512f")
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switch("passL", "-mno-avx512f")
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# omitting frame pointers in nim breaks the GC
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# https://github.com/nim-lang/Nim/issues/10625
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switch("passC", "-fno-omit-frame-pointer")
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switch("passL", "-fno-omit-frame-pointer")
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--threads:on
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--opt:speed
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--excessiveStackTrace:on
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# enable metric collection
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--define:metrics
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# for heap-usage-by-instance-type metrics and object base-type strings
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--define:nimTypeNames
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switch("define", "withoutPCRE")
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# the default open files limit is too low on macOS (512), breaking the
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# "--debugger:native" build. It can be increased with `ulimit -n 1024`.
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if not defined(macosx):
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# add debugging symbols and original files and line numbers
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--debugger:native
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if not (defined(windows) and defined(i386)) and not defined(disable_libbacktrace):
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# light-weight stack traces using libbacktrace and libunwind
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--define:nimStackTraceOverride
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switch("import", "libbacktrace")
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--define:nimOldCaseObjects # https://github.com/status-im/nim-confutils/issues/9
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# libnimbus.so needs position-independent code
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switch("passC", "-fPIC")
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# The compiler doth protest too much, methinks, about all these cases where it can't
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# do its (N)RVO pass: https://github.com/nim-lang/RFCs/issues/230
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switch("warning", "ObservableStores:off")
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# Too many false positives for "Warning: method has lock level <unknown>, but another method has 0 [LockLevel]"
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switch("warning", "LockLevel:off")
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