https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70904
Bug ID: 70904
Summary: ICE: Max. number of generated reload insns per insn is
achieved (90) with -fno-split-wide-types @ aarch64
Product: gcc
Version: 7.0
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: aarch64-unknown-linux-gnu
Created attachment 38393
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38393&action=edit
reduced testcase
Compiler output:
$ aarch64-unknown-linux-gnu-gcc -O -fno-split-wide-types testcase.c
testcase.c: In function 'foo':
testcase.c:8:1: internal compiler error: Max. number of generated reload insns
per insn is achieved (90)
}
^
0x9dafa9 lra_constraints(bool)
/repo/gcc-trunk/gcc/lra-constraints.c:4440
0x9c63dc lra(_IO_FILE*)
/repo/gcc-trunk/gcc/lra.c:2290
0x96de19 do_reload
/repo/gcc-trunk/gcc/ira.c:5425
0x96de19 execute
/repo/gcc-trunk/gcc/ira.c:5609
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
$ aarch64-unknown-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-aarch64/bin/aarch64-unknown-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-235588-checking-yes-rtl-df-nographite-aarch64/bin/../libexec/gcc/aarch64-unknown-linux-gnu/7.0.0/lto-wrapper
Target: aarch64-unknown-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-checking=yes,rtl,df --without-cloog --without-ppl --without-isl
--with-sysroot=/usr/aarch64-unknown-linux-gnu
--target=aarch64-unknown-linux-gnu --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --target=aarch64-unknown-linux-gnu
--with-ld=/usr/bin/aarch64-unknown-linux-gnu-ld
--with-as=/usr/bin/aarch64-unknown-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-235588-checking-yes-rtl-df-nographite-aarch64
Thread model: posix
gcc version 7.0.0 20160428 (experimental) (GCC)
