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Use gnu17 for clang on MacOS #138

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Merged
nmburgan merged 1 commit into from
Apr 5, 2026
Merged

Use gnu17 for clang on MacOS #138

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4 changes: 4 additions & 0 deletions configs/projects/_shared-compiler-settings.rb
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Expand Up @@ -6,6 +6,10 @@

# Platform specific overrides or settings, which may override the defaults

# Newer Xcode (16+) defaults clang to -std=gnu23 and C23 changes semantics in ways that
# can turn previously valid C into undefined behavior, which can cause segfaults.
proj.setting(:cflags, "#{proj.cflags} -std=gnu17") if platform.is_macos?

# Harden Linux ELF binaries by compiling with PIE (Position Independent Executables) support,
# stack canary and full RELRO.
# We only do this on platforms that use their default OS toolchain since pl-gcc versions
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