https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108984
Bug ID: 108984
Summary: [13 Regression] LTO bootstrap causes testsuite ICE
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: rguenth at gcc dot gnu.org
Target Milestone: ---
I'm seeing the following ICE in a testsuite run after a simple
../configure --with-build-config=bootstrap-lto on x86_64-linux
#0 0x0000000000de94bf in general_operand (op=0x0, mode=E_DImode)
at ../../gcc/gcc/recog.cc:1435
#1 0x00000000018740f9 in nonimmediate_operand (mode=E_DImode, op=0x0)
at ../../gcc/gcc/recog.cc:1720
#2 x86_64_szext_general_operand (mode=E_DImode, op=0x0)
at ../../gcc/gcc/config/i386/predicates.md:505
#3 x86_64_szext_general_operand (op=0x0, mode=E_DImode)
at ../../gcc/gcc/config/i386/predicates.md:503
#4 0x00000000011fcd1d in insn_operand_matches (operand=0x0, opno=2,
icode=CODE_FOR_anddi3) at ../../gcc/gcc/optabs.cc:7793
#5 gen_and2_insn (x=0x7ffff67b9420, y=0x0)
at ../../gcc/gcc/config/i386/i386.cc:8415
#6 0x00000000011fcfb3 in ix86_expand_prologue ()
at ../../gcc/gcc/config/i386/i386.cc:8580
#7 0x00000000011df0fb in gen_prologue ()
at ../../gcc/gcc/config/i386/i386.md:16674
#8 target_gen_prologue () at ../../gcc/gcc/config/i386/i386.md:24241
#9 0x0000000000b504ec in make_prologue_seq ()
at ../../gcc/gcc/function.cc:5841
#10 0x0000000000b60154 in thread_prologue_and_epilogue_insns ()
at ../../gcc/gcc/function.cc:6073
happens when stack_realign_drap, for example for gcc.dg/stack-usage-2.c
