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ArchitectureRules: Clean up GCC >= 3 logic & disable -Werror for netfs.

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Augustin Cavalier
2019-05-24 14:25:26 -04:00
parent 17089e9ae5
commit bac6edf06f
1 changed files with 14 additions and 18 deletions
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build/jam/ArchitectureRules
+14 -18
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@@ -18,28 +18,24 @@ rule ArchitectureSetup architecture
ccBaseFlags = -pipe ; ccBaseFlags = -pipe ;
} }
# disable strict aliasing on anything newer than gcc 2 as it may lead to
# unexpected results.
# TODO: remove the -fno-strict-aliasing option when all code has been
# analyzed/fixed with regard to aliasing.
if $(gccVersion[1]) >= 3 { if $(gccVersion[1]) >= 3 {
# disable strict aliasing on anything newer than gcc 2 as it may lead to
# unexpected results.
# TODO: remove the -fno-strict-aliasing option when all code has been
# analyzed/fixed with regard to aliasing.
ccBaseFlags += -fno-strict-aliasing ; ccBaseFlags += -fno-strict-aliasing ;
}
# Without this flag, GCC deletes many null-pointer checks that are # Without this flag, GCC deletes many null-pointer checks that are
# technically undefined behavior (e.g. passing NULL to strdup, among # technically undefined behavior (e.g. passing NULL to strdup, among
# others), which breaks both the kernel and various applications. See: # others), which breaks both the kernel and various applications. See:
# - https://freelists.org/post/haiku-development/hrev45320-Yet-another-nonobvious-effect-of-ftreevrp-optimization # - https://freelists.org/post/haiku-development/hrev45320-Yet-another-nonobvious-effect-of-ftreevrp-optimization
# - https://dev.haiku-os.org/ticket/13285#comment:8 (& subsequent comments) # - https://dev.haiku-os.org/ticket/13285#comment:8 (& subsequent comments)
# - https://dev.haiku-os.org/ticket/10803#comment:4 (& subsequent comments) # - https://dev.haiku-os.org/ticket/10803#comment:4 (& subsequent comments)
# Note that the Linux also does the same: # Note that the Linux also does the same:
# - https://github.com/torvalds/linux/commit/a3ca86aea507904 # - https://github.com/torvalds/linux/commit/a3ca86aea507904
if $(gccVersion[1]) >= 3 {
ccBaseFlags += -fno-delete-null-pointer-checks ; ccBaseFlags += -fno-delete-null-pointer-checks ;
}
# disable some builtins that are incompatible with our definitions # disable some builtins that are incompatible with our definitions
if $(gccVersion[1]) >= 3 {
ccBaseFlags += -fno-builtin-fork -fno-builtin-vfork ; ccBaseFlags += -fno-builtin-fork -fno-builtin-vfork ;
} }
@@ -650,7 +646,7 @@ rule ArchitectureSetupWarnings architecture
# EnableWerror src add-ons kernel file_systems googlefs ; # EnableWerror src add-ons kernel file_systems googlefs ;
EnableWerror src add-ons kernel file_systems iso9660 ; EnableWerror src add-ons kernel file_systems iso9660 ;
EnableWerror src add-ons kernel file_systems layers ; EnableWerror src add-ons kernel file_systems layers ;
EnableWerror src add-ons kernel file_systems netfs ; # EnableWerror src add-ons kernel file_systems netfs ;
# EnableWerror src add-ons kernel file_systems nfs ; # EnableWerror src add-ons kernel file_systems nfs ;
EnableWerror src add-ons kernel file_systems nfs4 ; EnableWerror src add-ons kernel file_systems nfs4 ;
# EnableWerror src add-ons kernel file_systems ntfs ; # EnableWerror src add-ons kernel file_systems ntfs ;