https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79464
Bug ID: 79464 Summary: new ice in ipa_modify_formal_ parameters Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com Target Milestone: --- I tried to compile gcc/testsuite/g++.dg/cpp1z/inh-ctor23.C with flag -O2 and recent gcc and it said this: ./g++.dg/cpp1z/inh-ctor23.C:10:7: internal compiler error: in ipa_modify_formal_parameters, at ipa-prop.c:3979 Z z(0); // OK: initialization of Y does not invoke default constructor of X ^ 0xc7c97b ipa_modify_formal_parameters(tree_node*, vec<ipa_parm_adjustment, va_heap, vl_ptr>) ../../trunk/gcc/ipa-prop.c:3979 0xfa6f19 modify_function ../../trunk/gcc/tree-sra.c:5179 0xfb1acd ipa_early_sra ../../trunk/gcc/tree-sra.c:5410 0xfb1acd execute ../../trunk/gcc/tree-sra.c:5457 This bug seems to have appeared between gcc revision 245132 and 245341.