https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72829
Arseny Solokha <asolokha at gmx dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- See Also|https://gcc.gnu.org/bugzill | |a/show_bug.cgi?id=69847 | --- Comment #1 from Arseny Solokha <asolokha at gmx dot com> --- (In reply to Arseny Solokha from comment #0) > I believe this could be either a fallout after PR69847, or a result of > turning LRA on by default. The latter: % powerpc-e500v2-linux-gnuspe-gcc-7.0.0-alpha20160731 -c -O2 -mlra -o tt tt.c tt.c: In function 'internal_strncpy': tt.c:17:1: error: insn does not satisfy its constraints: } ^ (insn 101 97 118 7 (parallel [ (set (reg:CC 75 7 [209]) (compare:CC (reg/v:SI 4 4 [orig:194 n ] [194]) (const_int 0 [0]))) (set (reg:SI 66 ctr [orig:208 n ] [208]) (reg/v:SI 4 4 [orig:194 n ] [194])) ]) 453 {*movsi_internal2} (nil)) tt.c:17:1: internal compiler error: in extract_constrain_insn, at recog.c:2211