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[Bug target/64688] [5 Regression] internal compiler error: Max. number of generated reload insns per insn is achieved (90)
- From: "trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 24 Jan 2015 14:40:15 +0000
- Subject: [Bug target/64688] [5 Regression] internal compiler error: Max. number of generated reload insns per insn is achieved (90)
- Auto-submitted: auto-generated
- References: <bug-64688-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64688
--- Comment #11 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Created attachment 34566
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34566&action=edit
reduced testcase
trippels@gcc20 % g++ -c -O3 -std=c++11 -march=westmere performance.ii
performance.ii: In function âvoid performance_testtest_method()â:
performance.ii:133:1: internal compiler error: Max. number of generated reload
insns per insn is achieved (90)
}
^
0xb6e6e0 lra_constraints(bool)
../../gcc/gcc/lra-constraints.c:4335
0xb5b041 lra(_IO_FILE*)
../../gcc/gcc/lra.c:2292
0xb18da9 do_reload
../../gcc/gcc/ira.c:5418
0xb18da9 execute
../../gcc/gcc/ira.c:5589
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