https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85770
Bug ID: 85770
Summary: [9 Regression] ICE: in lra_eliminate, at
lra-eliminations.c:1439 with -march=nano-1000
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Target Milestone: ---
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 44128
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44128&action=edit
reduced testcase
Compiler output:
$ x86_64-pc-linux-gnu-gcc -O2 -march=nano-1000 -fnon-call-exceptions
-fno-tree-coalesce-vars testcase.c
during RTL pass: reload
testcase.c: In function 'foo':
testcase.c:13:1: internal compiler error: in lra_eliminate, at
lra-eliminations.c:1439
}
^
0xba5ed0 lra_eliminate(bool, bool)
/repo/gcc-trunk/gcc/lra-eliminations.c:1439
0xb82de9 lra(_IO_FILE*)
/repo/gcc-trunk/gcc/lra.c:2555
0xb26a19 do_reload
/repo/gcc-trunk/gcc/ira.c:5465
0xb26a19 execute
/repo/gcc-trunk/gcc/ira.c:5649
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-260223-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/9.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--disable-bootstrap --with-cloog --with-ppl --with-isl
--build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu
--target=x86_64-pc-linux-gnu --with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-260223-checking-yes-rtl-df-extra-nobootstrap-amd64
Thread model: posix
gcc version 9.0.0 20180514 (experimental) (GCC)
