https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90968
Bug ID: 90968
Summary: [10 Regression] ICE in eliminate_regs_in_insn, at
lra-eliminations.c:1027
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Keywords: ice-on-invalid-code, ra
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
Target: powerpc-*-linux-gnu
gcc-10.0.0-alpha20190623 snapshot (r272608) ICEs when compiling
gcc/testsuite/gcc.target/powerpc/pr60032.c at any optimization level and w/
-mcpu=401 -fstack-protector-strong:
% powerpc-e300c3-linux-gnu-gcc-10.0.0-alpha20190623 -mcpu=401 -O1
-fstack-protector-strong -c gcc/testsuite/gcc.target/powerpc/pr60032.c
gcc/testsuite/gcc.target/powerpc/pr60032.c: In function 'foo':
gcc/testsuite/gcc.target/powerpc/pr60032.c:10:3: error: impossible constraint
in 'asm'
10 | __asm__ ("#" : "=d" (fr1));
| ^~~~~~~
during RTL pass: reload
gcc/testsuite/gcc.target/powerpc/pr60032.c:13:1: internal compiler error: in
eliminate_regs_in_insn, at lra-eliminations.c:1027
13 | }
| ^
0x6034fb eliminate_regs_in_insn(rtx_insn*, bool, bool, poly_int<1u, long>)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190623/work/gcc-10-20190623/gcc/lra-eliminations.c:1026
0xb975f8 process_insn_for_elimination
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190623/work/gcc-10-20190623/gcc/lra-eliminations.c:1315
0xb975f8 lra_eliminate(bool, bool)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190623/work/gcc-10-20190623/gcc/lra-eliminations.c:1378
0xb7bc19 lra(_IO_FILE*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190623/work/gcc-10-20190623/gcc/lra.c:2595
0xb3310c do_reload
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190623/work/gcc-10-20190623/gcc/ira.c:5523
0xb3310c execute
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20190623/work/gcc-10-20190623/gcc/ira.c:5707
