https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85621
Bug ID: 85621
Summary: savms/resms have executable stack (lack GNU-stack
marking)
Product: gcc
Version: 8.0.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libgcc
Assignee: unassigned at gcc dot gnu.org
Reporter: slyfox at inbox dot ru
Target Milestone: ---
Detected by gentoo's scanelf when building gcc-8.0.1:
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:avx_savms64.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:avx_resms64.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:avx_resms64x.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:avx_savms64f.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:avx_resms64f.o
* !WX --- ---
usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:avx_resms64fx.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:sse_savms64.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:sse_resms64.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:sse_resms64x.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:sse_savms64f.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:sse_resms64f.o
* !WX --- ---
usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/32/libgcc.a:sse_resms64fx.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:avx_savms64.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:avx_resms64.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:avx_resms64x.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:avx_savms64f.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:avx_resms64f.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:avx_resms64fx.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:sse_savms64.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:sse_resms64.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:sse_resms64x.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:sse_savms64f.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:sse_resms64f.o
* !WX --- --- usr/lib/gcc/x86_64-pc-linux-gnu/8.1.0/libgcc.a:sse_resms64fx.o
My guess is that libgcc/config/i386 files:
resms64.h resms64f.h resms64fx.h resms64x.h savms64.h savms64f.h
require something like:
#if defined(__ELF__) && defined(__linux__)
.section .note.GNU-stack,"",%progbits
.previous
#endif
Thanks!
