https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104241
Bug ID: 104241
Summary: [12 Regression] trunk 20220126 RTL error on
powerpc64-linux-gnu
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: doko at debian dot org
Target Milestone: ---
seen with trunk 20220126 on powerpc64-linux-gnu (but not powerpc64le) building
libgfortran:
during RTL pass: expand
In file included from ../../../src/libgfortran/runtime/fpu.c:29:
./fpu-target.h: In function 'set_fpu_except_flags':
./fpu-target.h:267:3: internal compiler error: RTL check: expected code
'const_int', have 'reg' in gen_feclearexceptsi, at config/rs6000/rs6000.md:6970
267 | feclearexcept (exc_clr);
| ^~~~~~~~~~~~~~~~~~~~~~~
0x1183d16f gen_feclearexceptsi(rtx_def*, rtx_def*)
../../src/gcc/config/rs6000/rs6000.md:6970
0x1041cc8f rtx_insn* insn_gen_fn::operator()<rtx_def*, rtx_def*>(rtx_def*,
rtx_def*) const
../../src/gcc/recog.h:407
0x1041cc8f expand_builtin_feclear_feraise_except
../../src/gcc/builtins.cc:2606
0x10441a83 expand_builtin(tree_node*, rtx_def*, rtx_def*, machine_mode, int)
../../src/gcc/builtins.cc:7122
0x10672353 expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
../../src/gcc/expr.cc:11536
0x1047fe57 expand_expr
../../src/gcc/expr.h:301
0x1047fe57 expand_call_stmt
../../src/gcc/cfgexpand.cc:2831
0x1047fe57 expand_gimple_stmt_1
../../src/gcc/cfgexpand.cc:3864
0x1047fe57 expand_gimple_stmt
../../src/gcc/cfgexpand.cc:4028
0x10488ddb expand_gimple_basic_block
../../src/gcc/cfgexpand.cc:6069
0x1048b587 execute
../../src/gcc/cfgexpand.cc:6795
mv -f .deps/stop.Tpo .deps/stop.Plo
Please submit a full bug report,
with preprocessed source if appropriate.
configured:
Configured with: -v
--with-pkgversion='Debian 20220126-1'
--with-bugurl='file:///usr/share/doc/gcc-snapshot/README.Bugs'
--enable-languages=c,ada,c++,go,d,fortran,objc,obj-c++
--prefix=/usr/lib/gcc-snapshot
--with-gcc-major-version-only
--program-prefix=
--enable-shared
--enable-linker-build-id
--disable-nls
--enable-clocale=gnu
--enable-libstdcxx-debug
--enable-libstdcxx-time=yes
--with-default-libstdcxx-abi=new
--enable-gnu-unique-object
--disable-libquadmath
--disable-libquadmath-support
--enable-plugin
--with-system-zlib
--enable-libphobos-checking=release
--with-target-system-zlib=auto
--with-libphobos-druntime-only=yes
--enable-objc-gc=auto
--enable-secureplt
--disable-softfloat
--enable-targets=powerpc64-linux,powerpc-linux
--enable-multiarch
--disable-werror
--with-long-double-128
--enable-multilib
--enable-checking=yes,extra,rtl
--build=powerpc64-linux-gnu
--host=powerpc64-linux-gnu
--target=powerpc64-linux-gnu
