[Bug fortran/54997] [4.8 Regression] -Wunused-function gives false warnings
janus at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Mon Nov 26 11:16:00 GMT 2012
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54997
--- Comment #8 from janus at gcc dot gnu.org 2012-11-26 11:16:35 UTC ---
Author: janus
Date: Mon Nov 26 11:16:31 2012
New Revision: 193811
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193811
Log:
2012-11-26 Janus Weil <janus@gcc.gnu.org>
PR fortran/54997
* decl.c (match_procedure_decl): Don't set 'referenced' attribute
for PROCEDURE declarations.
* parse.c (gfc_fixup_sibling_symbols,parse_contained): Don't set
'referenced' attribute for all contained procedures.
* trans-decl.c (gfc_get_symbol_decl): Allow for unreferenced procedures.
(build_function_decl): Set TREE_USED for referenced procedures.
2012-11-26 Janus Weil <janus@gcc.gnu.org>
PR fortran/54997
* gfortran.dg/warn_unused_function_2.f90: New.
Added:
trunk/gcc/testsuite/gfortran.dg/warn_unused_function_2.f90
Modified:
trunk/gcc/fortran/ChangeLog
trunk/gcc/fortran/decl.c
trunk/gcc/fortran/parse.c
trunk/gcc/fortran/trans-decl.c
trunk/gcc/testsuite/ChangeLog
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