options.c (set_Wall): Don't set for -Wcompare-reals.

2012-08-27  Tobias Burnus  <burnus@net-b.de>

        * options.c (set_Wall): Don't set for -Wcompare-reals.
        * invoke.texi (-Wall, -Wcompare-reals): -Wall no longer
        implies -Wcompare-reals.

2012-08-27  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/bessel_5.f90: Remove -Wno-compare-reals
        from dg-options as -Wall no longer implies it.

From-SVN: r190707

gcc/fortran/ChangeLog

+2012-08-27  Tobias Burnus  <burnus@net-b.de>
+
+	* options.c (set_Wall): Don't set for -Wcompare-reals.
+	* invoke.texi (-Wall, -Wcompare-reals): -Wall no longer
+	implies -Wcompare-reals.
+
 2012-08-24  Simon Baldwin  <simonb@google.com>
 
 	* lang.opt (-cpp=): Mark flag NoDWARFRecord.

gcc/fortran/invoke.texi

@@ -727,7 +727,7 @@ warnings.
 Enables commonly used warning options pertaining to usage that
 we recommend avoiding and that we believe are easy to avoid.
 This currently includes @option{-Waliasing}, @option{-Wampersand},
-@option{-Wconversion}, @option{-Wcompare-reals}, @option{-Wsurprising},
+@option{-Wconversion}, @option{-Wsurprising},
 @option{-Wintrinsics-std}, @option{-Wno-tabs}, @option{-Wintrinsic-shadow},
 @option{-Wline-truncation}, @option{-Wtarget-lifetime},
 @option{-Wreal-q-constant} and @option{-Wunused}.
@@ -939,7 +939,6 @@ allocatable variable; this includes scalars and derived types.
 @item -Wcompare-reals
 @opindex @code{Wcompare-reals}
 Warn when comparing real or complex types for equality or inequality.
-Enabled by @option{-Wall}.
 
 @item -Wtarget-lifetime
 @opindex @code{Wtargt-lifetime}

gcc/fortran/options.c

@@ -475,7 +475,6 @@ set_Wall (int setting)
   gfc_option.warn_character_truncation = setting;
   gfc_option.warn_real_q_constant = setting;
   gfc_option.warn_unused_dummy_argument = setting;
-  gfc_option.warn_compare_reals = setting;
   gfc_option.warn_target_lifetime = setting;
 
   warn_return_type = setting;

gcc/testsuite/ChangeLog

+2012-08-27  Tobias Burnus  <burnus@net-b.de>
+
+	* gfortran.dg/bessel_5.f90: Remove -Wno-compare-reals
+	from dg-options as -Wall no longer implies it.
+
 2012-08-26  Richard Sandiford  <rdsandiford@googlemail.com>
 
 	* lib/scanasm.exp (scan-assembler-times_required_options): New proc.
@@ -153,8 +158,8 @@
 2012-08-19  Thomas König  <tkoenig@gcc.gnu.org>
 
 	PR fortran/54298
-	* gfortran.dg/real_compare_1.f90:  New test case.
-	* gfortran.dg/bessel_5.f90  Add -Wno-compare-reals to options.
+	* gfortran.dg/real_compare_1.f90: New test case.
+	* gfortran.dg/bessel_5.f90: Add -Wno-compare-reals to options.
 
 2012-08-18  Jan Hubicka  <jh@suse.cz>
 

gcc/testsuite/gfortran.dg/bessel_5.f90

 ! { dg-do run }
-! { dg-options "-Wall -fno-range-check -Wno-compare-reals" }
+! { dg-options "-Wall -fno-range-check" }
 !
 ! PR fortran/36158 - Transformational BESSEL_JN/YN
 ! PR fortran/33197 - F2008 math functions