https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84647
David Malcolm <dmalcolm at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |ice-on-invalid-code Status|UNCONFIRMED |NEW Last reconfirmed| |2018-03-01 CC| |dmalcolm at gcc dot gnu.org Target Milestone|--- |6.5 Summary|internal compiler error: |[6/7/8 Regression] ICE: |Segmentation fault |segfault with NULL "from" |(standard_conversion()) |in standard_conversion() Ever confirmed|0 |1 --- Comment #1 from David Malcolm <dmalcolm at gcc dot gnu.org> --- Confirmed. Affects trunk, 6 and 7. Started with r214396. Segfault reading through NULL "from" here: #0 0x0000000000801c7b in standard_conversion (to=<template_type_parm 0x7ffff1a079d8 auto:1>, from=<tree 0x0>, expr=<call_expr 0x7ffff18ab9f0>, c_cast_p=false, flags=5, complain=2) at ../../src/gcc/cp/call.c:1107 1107 if (TREE_CODE (from) == REFERENCE_TYPE)