https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78439
Bug ID: 78439
Summary: [7 Regression] error: insn does not satisfy its
constraints (arm-linux-gnueabihf)
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: doko at gcc dot gnu.org
Target Milestone: ---
seen with current trunk,
complete build log at
https://buildd.debian.org/status/fetch.php?pkg=gcc-snapshot&arch=armhf&ver=20161120-1&stamp=1479669284
// Target: arm-linux-gnueabihf
// Configured with: ../src/configure -v --with-pkgversion='Debian 20161120-1'
--with-bugurl=file:///usr/share/doc/gcc-snapshot/README.Bugs
--enable-languages=c,ada,c++,go,fortran,objc,obj-c++
--prefix=/usr/lib/gcc-snapshot --program-prefix= --enable-shared
--enable-linker-build-id --disable-nls --with-sysroot=/ --enable-clocale=gnu
--enable-libstdcxx-debug --enable-libstdcxx-time=yes
--with-default-libstdcxx-abi=new --enable-gnu-unique-object --disable-libitm
--disable-libquadmath --enable-plugin --enable-default-pie --with-system-zlib
--enable-objc-gc=auto --enable-multiarch --disable-sjlj-exceptions
--with-arch=armv7-a --with-fpu=vfpv3-d16 --with-float=hard --disable-werror
--enable-checking=yes --build=arm-linux-gnueabihf --host=arm-linux-gnueabihf
--target=arm-linux-gnueabihf
// Thread model: posix
// gcc version 7.0.0 20161120 (experimental) [trunk revision 242638] (Debian
20161120-1)
//
// ../../src/libiberty/cp-demangle.c: In function 'is_ctor_or_dtor':
// ../../src/libiberty/cp-demangle.c:6490:1: error: insn does not satisfy its
constraints:
// }
// ^
// (insn 157 24 65 2 (set (mem/c:DI (plus:SI (reg/f:SI 11 fp)
// (const_int -56 [0xffffffffffffffc8])) [3 di.num_comps+0 S8
A32])
// (reg:DI 12 ip)) "../../src/libiberty/cp-demangle.c":6442 633
{*movdi_vfp_cortexa8}
// (nil))
// ../../src/libiberty/cp-demangle.c:6490:1: internal compiler error: in
extract_constrain_insn, at recog.c:2213
// 0x8663d9 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
// ../../src/gcc/rtl-error.c:108
// 0x86641b _fatal_insn_not_found(rtx_def const*, char const*, int, char
const*)
// ../../src/gcc/rtl-error.c:119
// 0x82455f extract_constrain_insn(rtx_insn*)
// ../../src/gcc/recog.c:2213
// 0x829933 copyprop_hardreg_forward_1
// ../../src/gcc/regcprop.c:794
// 0x82ac5d execute
// ../../src/gcc/regcprop.c:1301
// Please submit a full bug report,
// with preprocessed source if appropriate.
