#3668: PIE-enabled hardened gcc might broke GHC.
--------------------------+-------------------------------------------------
Reporter: secludedsage | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 6.10.4
Severity: normal | Resolution:
Keywords: | Testcase:
Os: Linux | Architecture: x86
--------------------------+-------------------------------------------------
Comment (by secludedsage):
gcc -dumpspecs:
*asm:
%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}
*asm_debug:
%{gstabs*:--gstabs}%{!gstabs*:%{g*:--gdwarf2}} %{fdebug-prefix-map
=*:--debug-prefix-map %*}
*asm_final:
*asm_options:
%{--target-help:%:print-asm-header()} %a %Y %{c:%W{o*}%{!o*:-o
%w%b%O}}%{!c:-o %d%w%u%O}
*invoke_as:
%{!S:-o %|.s |
as %(asm_options) %|.s %A }
*cpp:
%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}
*cpp_options:
%(cpp_unique_options) %1 %{m*} %{std*&ansi&trigraphs} %{W*&pedantic*} %{w}
%{f*} %{g*:%{!g0:%{!fno-working-directory:-fworking-directory}}} %{O*}
%{undef} %{save-temps:-fpch-preprocess}
*cpp_debug_options:
%{d*}
*cpp_unique_options:
%{C|CC:%{!E:%eGCC does not support -C or -CC without -E}} %{!Q:-quiet}
%{nostdinc*} %{C} %{CC} %{v} %{I*&F*} %{P} %I %{MD:-MD
%{!o:%b.d}%{o*:%.d%*}} %{MMD:-MMD %{!o:%b.d}%{o*:%.d%*}} %{M} %{MM} %{MF*}
%{MG} %{MP} %{MQ*} %{MT*} %{!E:%{!M:%{!MM:%{!MT:%{!MQ:%{MD|MMD:%{o*:-MQ
%*}}}}}}} %{remap} %{g3|ggdb3|gstabs3|gcoff3|gxcoff3|gvms3:-dD} %{H} %C
%{D*&U*&A*} %{i*} %Z %i %{fmudflap:-D_MUDFLAP -include mf-runtime.h}
%{fmudflapth:-D_MUDFLAP -D_MUDFLAPTH -include mf-runtime.h}
%{!D_FORTIFY_SOURCE:%{!D_FORTIFY_SOURCE=*:%{!U_FORTIFY_SOURCE:-D_FORTIFY_SOURCE=2}}}
%{E|M|MM:%W{o*}}
*trad_capable_cpp:
cc1 -E %{traditional|ftraditional|traditional-cpp:-traditional-cpp}
*cc1:
%(cc1_cpu) %{profile:-p}%{!D__KERNEL__: %(cc1_pie) %(cc1_ssp) }
%(cc1_strict)
*cc1_options:
%{pg:%{fomit-frame-pointer:%e-pg and -fomit-frame-pointer are
incompatible}} %{shared:%{static|pie|fPIE|fpie|fno-PIC|fno-pic:%e-shared
and -static|pie|fPIE|fpie|fno-PIC|fno-pic are incompatible}}
%{pie:%{static|pg|p|profile:%e-pie and -static|pg|p|profile are
incompatible}} %1 %{!Q:-quiet} -dumpbase %B %{d*} %{m*} %{a*} %{c|S:%{o
*:-auxbase-strip %*}%{!o*:-auxbase %b}}%{!c:%{!S:-auxbase %b}} %{g*} %{O*}
%{W*&pedantic*} %{w} %{std*&ansi&trigraphs} %{v:-version} %{pg:-p} %{p}
%{f*} %{undef} %{Qn:-fno-ident} %{--help:--help} %{--target-help:--target-
help} %{--help=*:--help=%(VALUE)} %{!fsyntax-only:%{S:%W{o*}%{!o*:-o
%b.s}}} %{fsyntax-only:-o %j} %{-param*} %{fmudflap|fmudflapth:-fno-
builtin -fno-merge-constants} %{coverage:-fprofile-arcs -ftest-coverage}
*cc1plus:
*link_gcc_c_sequence:
%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}
*link_ssp:
%{fstack-protector:}
*endfile:
%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s}
%{mpc32:crtprec32.o%s} %{mpc64:crtprec64.o%s} %{mpc80:crtprec80.o%s}
%(endfile_pie_gen) crtn.o%s
*link:
%{!static:--eh-frame-hdr} -m %(link_emulation) %{shared:-shared}
%{!shared: %{!ibcs: %{!static: %{rdynamic:-export-dynamic}
%{!dynamic-linker:-dynamic-linker %(dynamic_linker)}}
%{static:-static}}}
*lib:
%{pthread:-lpthread} %{shared:-lc} %{!shared:%{mieee-fp:-lieee}
%{profile:-lc_p}%{!profile:-lc}}
*mfwrap:
%{static: %{fmudflap|fmudflapth: --wrap=malloc --wrap=free --wrap=calloc
--wrap=realloc --wrap=mmap --wrap=munmap --wrap=alloca} %{fmudflapth:
--wrap=pthread_create}} %{fmudflap|fmudflapth: --wrap=main}
*mflib:
%{fmudflap|fmudflapth: -export-dynamic}
*link_gomp:
*libgcc:
%{static|static-libgcc:-lgcc -lgcc_eh}%{!static:%{!static-libgcc
:%{!shared-libgcc:-lgcc --as-needed -lgcc_s --no-as-needed}%{shared-
libgcc:-lgcc_s%{!shared: -lgcc}}}}
*startfile:
%(ld_pie_crtfile_gen) crti.o%s %(startfile_pie_t_gen)
*switches_need_spaces:
*cross_compile:
0
*version:
4.3.4
*multilib:
. ;
*multilib_defaults:
*multilib_extra:
*multilib_matches:
*multilib_exclusions:
*multilib_options:
*linker:
collect2
*link_libgcc:
%D
*md_exec_prefix:
*md_startfile_prefix:
*md_startfile_prefix_1:
*startfile_prefix_spec:
*sysroot_spec:
--sysroot=%R
*sysroot_suffix_spec:
*sysroot_hdrs_suffix_spec:
*asm_pie:
%{pie:-K PIC}
*ld_pie_crtfile_gen:
%(crtfile_pie_gen)
*crtfile_gen:
%{!shared: %{pg|p|profile:gcrt1.o%s;:crt1.o%s}}
*crtfile_pie_gen:
%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s} }
*startfile_pie_t_gen:
%{shared|pie:crtbeginS.o%s;static:crtbeginT.o%s;:crtbegin.o%s}
*startfile_pie_gen:
%{shared|pie:crtbeginS.o%s;:crtbegin.o%s}
*endfile_pie_gen:
%{shared|pie:crtendS.o%s;:crtend.o%s}
*cc1_ssp:
*cc1_ssp_all:
*cc1_pie:
%{pie:-fPIE}
*cc1_strict:
*link_now:
*link_pie:
%{pie:-pie}
*cc1_cpu:
%{mcpu=*:-mtune=%* %n`-mcpu=' is deprecated. Use `-mtune=' or '-march='
instead.
} %<mcpu=* %{mintel-syntax:-masm=intel %n`-mintel-syntax' is deprecated.
Use `-masm=intel' instead.
} %{mno-intel-syntax:-masm=att %n`-mno-intel-syntax' is deprecated. Use
`-masm=att' instead.
}%{march=native:%<march=native %:local_cpu_detect(arch)
%{!mtune=*:%<mtune=native %:local_cpu_detect(tune)}}
%{mtune=native:%<mtune=native %:local_cpu_detect(tune)}
*link_emulation:
elf_i386
*dynamic_linker:
%{muclibc:%{mglibc:%e-mglibc and -muclibc used together}/lib/ld-
uClibc.so.0;:/lib/ld-linux.so.2}
*link_command:
%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S: %(linker) %l %(link_pie)
%(link_now) %X %{o*} %{A} %{d} %{e*} %{m} %{N} %{n} %{r} %{s} %{t}
%{u*} %{x} %{z} %{Z} %{!A:%{!nostdlib:%{!nostartfiles:%S}}} %{static:}
%{L*} %(mfwrap) %(link_libgcc) %o %{fopenmp|ftree-parallelize-
loops=*:%:include(libgomp.spec)%(link_gomp)} %(mflib) %{fprofile-arcs
|fprofile-generate|coverage:-lgcov}
%{!nostdlib:%{!nodefaultlibs:%(link_ssp) %(link_gcc_c_sequence)}}
%{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} }}}}}}
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3668#comment:1>
GHC <http://www.haskell.org/ghc/>
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