https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69816
Bug ID: 69816 Summary: [4.9 Regression] r233410 breaks bootstrap Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: hjl.tools at gmail dot com CC: tkoenig at gcc dot gnu.org Target Milestone: --- On x86, r233410 caused: ../../../src-trunk/libgfortran/intrinsics/selected_int_kind.f90:28:40: integer :: _gfortran_selected_int_kind 1 Error: Symbol \u2018_gfortran_selected_int_kind\u2019 at (1) also declared as a type at (2) f951: Fatal Error: Option \u2018-fallow-leading-underscore\u2019 is for use only by gfortran developers, and should not be used for implicitly typed variables compilation terminated. Makefile:5679: recipe for target 'selected_int_kind.lo' failed make[6]: *** [selected_int_kind.lo] Error 1