https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93987
--- Comment #2 from Gabriel F. T. Gomes <gabriel at inconstante dot net.br> --- Oh, I forgot to paste the output: $ /home/debian/build/powerpc64le/tools/install/compilers/powerpc64le-linux-gnu/bin/powerpc64le-glibc-linux-gnu-gcc -c -O2 ice.c ice.c: In function ‘test_addcq’: ice.c:128:1: error: insn does not satisfy its constraints: 128 | } | ^ (insn 305 304 306 3 (set (reg:V1TI 80 3) (rotate:V1TI (mem/u/c:V1TI (and:DI (reg/f:DI 29 29 [240]) (const_int -16 [0xfffffffffffffff0])) [0 S16 A128]) (const_int 64 [0x40]))) 1043 {*vsx_le_permute_v1ti} (nil)) during RTL pass: cprop_hardreg ice.c:128:1: internal compiler error: in extract_constrain_insn, at recog.c:2211 0x1012c7ef _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) /home/debian/build/powerpc64le/tools/src/gcc/gcc/rtl-error.c:108 0x1012c84b _fatal_insn_not_found(rtx_def const*, char const*, int, char const*) /home/debian/build/powerpc64le/tools/src/gcc/gcc/rtl-error.c:118 0x106f4cd7 extract_constrain_insn(rtx_insn*) /home/debian/build/powerpc64le/tools/src/gcc/gcc/recog.c:2211 0x106f9fbb copyprop_hardreg_forward_1 /home/debian/build/powerpc64le/tools/src/gcc/gcc/regcprop.c:817 0x106faf5f execute /home/debian/build/powerpc64le/tools/src/gcc/gcc/regcprop.c:1385 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. I'll check with trunk and with the tip of gcc-9, thanks!