[Bug ld/28348] ld generates corrupted binaries with -lc
https://sourceware.org/bugzilla/show_bug.cgi?id=28348
H.J. Lu changed:
What|Removed |Added
CC||hjl.tools at gmail dot com
Summary|ld generates corrupted |ld generates corrupted
|binaries with clang |binaries with -lc
|-fsanitize=address -lc |
--- Comment #1 from H.J. Lu ---
[hjl@gnu-gram-1 longjmp]$ cat x.c
#include
jmp_buf buf;
int
main ()
{
longjmp (buf,1);
return 0;
}
[hjl@gnu-gram-1 longjmp]$ cat y.c
#include
__attribute__ ((weak))
void
longjmp(jmp_buf env, int val)
{
}
[hjl@gnu-gram-1 longjmp]$ make
gcc-c -o x.o x.c
gcc-c -o y.o y.c
/usr/include/setjmp.h: In function ‘longjmp’:
y.c:7:1: warning: ‘noreturn’ function does return
7 | }
| ^
gcc -o x x.o y.o -lc -pthread
readelf --wide --dyn-syms x | grep longjmp
3: 0040111915 FUNCWEAK DEFAULT 12 longjmp@@
[hjl@gnu-gram-1 longjmp]$
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[Bug ld/28348] ld generates corrupted binaries with -lc
https://sourceware.org/bugzilla/show_bug.cgi?id=28348 --- Comment #2 from H.J. Lu --- A patch is posted at: https://sourceware.org/pipermail/binutils/2021-September/117972.html -- You are receiving this mail because: You are on the CC list for the bug.
[Bug ld/28348] ld generates corrupted binaries with -lc
https://sourceware.org/bugzilla/show_bug.cgi?id=28348 --- Comment #3 from cvs-commit at gcc dot gnu.org --- The master branch has been updated by H.J. Lu : https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=e4675a5810fc3d0a7d0b1c744f0a1837ccc0507e commit e4675a5810fc3d0a7d0b1c744f0a1837ccc0507e Author: H.J. Lu Date: Sat Sep 18 09:12:27 2021 -0700 elf: Don't set version info on unversioned symbols Don't set version info on unversioned symbols when seeing a hidden versioned symbol after an unversioned definition and the default versioned symbol. bfd/ PR ld/28348 * elflink.c (elf_link_add_object_symbols): Don't set version info on unversioned symbols. ld/ PR ld/28348 * testsuite/ld-elf/pr28348.rd: New file. * testsuite/ld-elf/pr28348.t: Likewise. * testsuite/ld-elf/pr28348a.c: Likewise. * testsuite/ld-elf/pr28348b.c: Likewise. * testsuite/ld-elf/pr28348c.c: Likewise. * testsuite/ld-elf/shared.exp: Run PR ld/28348 tests. -- You are receiving this mail because: You are on the CC list for the bug.
[Bug ld/28348] ld generates corrupted binaries with -lc
https://sourceware.org/bugzilla/show_bug.cgi?id=28348 H.J. Lu changed: What|Removed |Added Status|NEW |RESOLVED Resolution|--- |FIXED Target Milestone|--- |2.38 --- Comment #4 from H.J. Lu --- Fixed for 2.38. -- You are receiving this mail because: You are on the CC list for the bug.
[Bug ld/28348] ld generates corrupted binaries with -lc
https://sourceware.org/bugzilla/show_bug.cgi?id=28348 Sam James changed: What|Removed |Added CC||sam at gentoo dot org, ||toolchain at gentoo dot org -- You are receiving this mail because: You are on the CC list for the bug.
