--- Comment #3 from janis at gcc dot gnu dot org 2009-05-07 22:34 ---
Subject: Bug 39037
Author: janis
Date: Thu May 7 22:34:08 2009
New Revision: 147259
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=147259
Log:
gcc/
PR c/39037
* c-common.h (mark_valid_location_for_stdc_pragma,
valid_location_for_stdc_pragma_p, set_float_const_decimal64,
clear_float_const_decimal64, float_const_decimal64_p): New.
* c.opt (Wunsuffixed-float-constants): New.
* c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
unsuffixed float constant, handle new warning.
* c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
* c-decl.c (c_scope): New flag float_const_decimal64.
(set_float_const_decimal64, clear_float_const_decimal64,
float_const_decimal64_p): New.
(push_scope): Set new flag.
* c-parser.c (c_parser_translation_unit): Mark when it's valid
to use STDC pragmas.
(c_parser_external_declaration): Ditto.
(c_parser_compound_statement_nostart): Ditto.
* c-pragma.c (valid_location_for_stdc_pragma,
mark_valid_location_for_stdc_pragma,
valid_location_for_stdc_pragma_p, handle_stdc_pragma,
handle_pragma_float_const_decimal64): New.
(init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
* cp/semantics.c (valid_location_for_stdc_pragma_p,
set_float_const_decimal64, clear_float_const_decimal64,
float_const_decimal64_p): New dummy functions.
* doc/extend.texi (Decimal Float): Remove statement that the
pragma, and suffix for double constants, are not supported.
* doc/invoke.texi (Warning Options): List new option.
(-Wunsuffixed-float-constants): New.
gcc/testsuite
PR c/39037
* gcc.dg/Wunsuffixed-float-constants-1.c: New test.
* gcc.dg/cpp/pragma-float-const-decimal64-1.c: New test.
* gcc.dg/dfp/float-constant-double.c: New test.
* gcc.dg/dfp/pragma-float-const-decimal64-1.c: New test.
* gcc.dg/dfp/pragma-float-const-decimal64-2.c: New test.
* gcc.dg/dfp/pragma-float-const-decimal64-3.c: New test.
* gcc.dg/dfp/pragma-float-const-decimal64-4.c: New test.
* gcc.dg/dfp/pragma-float-const-decimal64-5.c: New test.
* gcc.dg/dfp/pragma-float-const-decimal64-6.c: New test.
* gcc.dg/dfp/pragma-float-const-decimal64-7.c: New test.
* gcc.dg/dfp/pragma-float-const-decimal64-8.c: New test.
* g++.dg/cpp/pragma-float-const-decimal64-1.C: New test.
Added:
trunk/gcc/testsuite/g++.dg/cpp/pragma-float-const-decimal64-1.C
trunk/gcc/testsuite/gcc.dg/Wunsuffixed-float-constants-1.c
trunk/gcc/testsuite/gcc.dg/cpp/pragma-float-const-decimal64-1.c
trunk/gcc/testsuite/gcc.dg/dfp/float-constant-double.c
trunk/gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-1.c
trunk/gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-2.c
trunk/gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-3.c
trunk/gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-4.c
trunk/gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-5.c
trunk/gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-6.c
trunk/gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-7.c
trunk/gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-8.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/c-common.h
trunk/gcc/c-cppbuiltin.c
trunk/gcc/c-decl.c
trunk/gcc/c-lex.c
trunk/gcc/c-parser.c
trunk/gcc/c-pragma.c
trunk/gcc/c.opt
trunk/gcc/cp/semantics.c
trunk/gcc/doc/extend.texi
trunk/gcc/doc/invoke.texi
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39037
