[Bug ld/31100] [2.42 Regression] pr18841 test failures on riscv64-linux-gnu

[sam at gentoo dot org]

https://sourceware.org/bugzilla/show_bug.cgi?id=31100

--- Comment #4 from Sam James <sam at gentoo dot org> ---
Created attachment 15858
  --> https://sourceware.org/bugzilla/attachment.cgi?id=15858&action=edit
pr31100.sh

$ gcc --version | head -1 ; ld --version | head -1
gcc (Gentoo Hardened 15.0.9999 p, commit
01d33f6be28d09edb2e9aaa66feab7a1b359aa60) 15.0.0 20241222 (experimental)
cf59bf844037ae952f5058d0fd49e1f4f0cf907e
GNU ld (Gentoo 9999 p1) 2.43.50.20241223

$ ./pr31100.sh
+ : gcc
+ cat
+ cat
+ test
+ rm pr18841a.o pr18841c.o libpr18841c.so pr18841c
+ gcc -fno-PIE pr18841a.c -c -o pr18841a.o
+ gcc -fPIC pr18841c.c -c -o pr18841c.o
+ gcc -shared pr18841c.o -o libpr18841c.so
+ gcc -no-pie pr18841a.o libpr18841c.so -o pr18841c
+ LD_LIBRARY_PATH=.
+ ./pr18841c
./pr31100.sh: line 40: 1244135 Segmentation fault      (core dumped)
LD_LIBRARY_PATH=. ./pr18841c

$ readelf libpr18841c.so -r
Relocation section '.rela.dyn' at offset 0x370 contains 9 entries:
  Offset          Info           Type           Sym. Value    Sym. Name +
Addend
000000001e30  000000000003 R_RISCV_RELATIVE                     4ce
000000001e38  000000000003 R_RISCV_RELATIVE                     496
000000002000  000000000003 R_RISCV_RELATIVE                     2000
000000001fd8  000200000002 R_RISCV_64        0000000000000000
_ITM_deregisterTM[...] + 0
000000001fe0  000800000002 R_RISCV_64        0000000000002008 pz + 0
000000001fe8  000400000002 R_RISCV_64        0000000000000000
__cxa_finalize@GLIBC_2.27 + 0
000000001ff0  000500000002 R_RISCV_64        0000000000000000
_ITM_registerTMCl[...] + 0
000000001ff8  000600000002 R_RISCV_64        foo()            foo + 0
000000002008  000300000002 R_RISCV_64        0000000000000000 zoo + 0

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