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author | Jerry DeLisle <jvdelisle@gcc.gnu.org> | 2007-07-29 21:30:51 +0000 |
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committer | Jerry DeLisle <jvdelisle@gcc.gnu.org> | 2007-07-29 21:30:51 +0000 |
commit | 0483c79f1f603ffb7adb234ba861b9fed198a937 (patch) | |
tree | c1d0301f8fa1d50e39a279414cee6dc3688d8296 /gcc | |
parent | 603802e7431ff5c174e17dc04d49181945f997e1 (diff) | |
download | gcc-0483c79f1f603ffb7adb234ba861b9fed198a937.zip gcc-0483c79f1f603ffb7adb234ba861b9fed198a937.tar.gz gcc-0483c79f1f603ffb7adb234ba861b9fed198a937.tar.bz2 |
invoke.texi: Document -fsign-zero flag.
2007-07-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* invoke.texi: Document -fsign-zero flag.
From-SVN: r127051
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/fortran/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/fortran/invoke.texi | 8 |
2 files changed, 11 insertions, 1 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 5f90ebc..6fda297 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,7 @@ +2007-07-29 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + * invoke.texi: Document -fsign-zero flag. + 2007-07-29 Paul Thomas <pault@gcc.gnu.org> PR fortran/31211 diff --git a/gcc/fortran/invoke.texi b/gcc/fortran/invoke.texi index a7d2723..3064633 100644 --- a/gcc/fortran/invoke.texi +++ b/gcc/fortran/invoke.texi @@ -148,7 +148,7 @@ and warnings}. @item Runtime Options @xref{Runtime Options,,Options for influencing runtime behavior}. @gccoptlist{-fconvert=@var{conversion} -frecord-marker=@var{length} @gol --fmax-subrecord-length=@var{length}} +-fmax-subrecord-length=@var{length} -fsign-zero} @item Code Generation Options @xref{Code Gen Options,,Options for code generation conventions}. @@ -660,6 +660,12 @@ with earlier versions of @command{gfortran}, use @option{-frecord-marker=8}. Specify the maximum length for a subrecord. The maximum permitted value for length is 2147483639, which is also the default. Only really useful for use by the gfortran testsuite. + +@item -fsign-zero +@opindex @code{fsign-zero} +When writing zero values, show the negative sign if the sign bit is set. +@code{fno-sign-zero} does not print the negative sign of zero values for +compatibility with F77. Default behavior is to show the negative sign. @end table @node Code Gen Options |