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authorCraig Burley <burley@gcc.gnu.org>1999-03-13 10:15:07 -0500
committerCraig Burley <burley@gcc.gnu.org>1999-03-13 10:15:07 -0500
commitbf1fc7622a4bb621faad5cd4d8485b382b17b9ee (patch)
treead493925f7a3d9c7da01c03afc16f2764029d537 /gcc
parentf8e1d0a169366f0a6ad51ab861ede472dbb79801 (diff)
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Update NEWS derived file
From-SVN: r25747
Diffstat (limited to 'gcc')
-rw-r--r--gcc/f/NEWS58
1 files changed, 32 insertions, 26 deletions
diff --git a/gcc/f/NEWS b/gcc/f/NEWS
index 8004df5..f23ff20 100644
--- a/gcc/f/NEWS
+++ b/gcc/f/NEWS
@@ -71,12 +71,18 @@ at `http://egcs.cygnus.com/onlinedocs/g77_news.html'.
In `egcs' 1.2 (versus 1.1.2):
=============================
- 1. Fix `g77' so it no longer crashes when compiling I/O statements
+ 1. `g77' no longer generates bad code for assignments, or other
+ conversions, of `REAL' or `COMPLEX' constant expressions to type
+ `INTEGER(KIND=2)' (often referred to as `INTEGER*8').
+
+ For example, `INTEGER*8 J; J = 4E10' now works as documented.
+
+ 2. Fix `g77' so it no longer crashes when compiling I/O statements
using keywords that define `INTEGER' values, such as `IOSTAT=J',
where J is other than default `INTEGER' (such as `INTEGER*2').
Instead, it issues a diagnostic.
- 2. The `-ax' option is now obeyed when compiling Fortran programs.
+ 3. The `-ax' option is now obeyed when compiling Fortran programs.
(It is passed to the `f771' driver.)
* Source file names with the suffixes `.FOR' and `.FPP' now are
@@ -89,11 +95,11 @@ In `egcs' 1.2 (versus 1.1.2):
references to the implementations of these intrinsics using the
`EXTERNAL' mechanism (which would avoid the new warnings).
- 3. `g77' now warns about a reference to a function when the
+ 4. `g77' now warns about a reference to a function when the
corresponding *subsequent* function program unit disagrees with
the reference concerning the type of the function.
- 4. Improve documentation and indexing, including information on Year
+ 5. Improve documentation and indexing, including information on Year
2000 (Y2K) compliance.
In 0.5.24 and `egcs' 1.1.2 (versus 0.5.23 and 1.1.1):
@@ -136,14 +142,14 @@ In 0.5.24 and `egcs' 1.1.1 (versus 0.5.23 and 1.1):
In `egcs' 1.1 (versus 0.5.24):
==============================
- 5. Fix `g77' crash compiling code containing the construct
+ 6. Fix `g77' crash compiling code containing the construct
`CMPLX(0.)' or similar.
- 6. Fix `g77' crash (or apparently infinite run-time) when compiling
+ 7. Fix `g77' crash (or apparently infinite run-time) when compiling
certain complicated expressions involving `COMPLEX' arithmetic
(especially multiplication).
- 7. Fix a code-generation bug that afflicted Intel x86 targets when
+ 8. Fix a code-generation bug that afflicted Intel x86 targets when
`-O2' was specified compiling, for example, an old version of the
`DNRM2' routine.
@@ -159,25 +165,25 @@ In `egcs' 1.1 (versus 0.5.24):
In `egcs' 1.1 (versus `egcs' 1.0.3):
====================================
- 8. Fix bugs in the `libU77' intrinsic `HostNm' that wrote one byte
+ 9. Fix bugs in the `libU77' intrinsic `HostNm' that wrote one byte
beyond the end of its `CHARACTER' argument, and in the `libU77'
intrinsics `GMTime' and `LTime' that overwrote their arguments.
- 9. Assumed arrays with negative bounds (such as `REAL A(-1:*)') no
+ 10. Assumed arrays with negative bounds (such as `REAL A(-1:*)') no
longer elicit spurious diagnostics from `g77', even on systems
with pointers having different sizes than integers.
This bug is not known to have existed in any recent version of
`gcc'. It was introduced in an early release of `egcs'.
- 10. Valid combinations of `EXTERNAL', passing that external as a dummy
+ 11. Valid combinations of `EXTERNAL', passing that external as a dummy
argument without explicitly giving it a type, and, in a subsequent
program unit, referencing that external as an external function
with a different type no longer crash `g77'.
- 11. `CASE DEFAULT' no longer crashes `g77'.
+ 12. `CASE DEFAULT' no longer crashes `g77'.
- 12. The `-Wunused' option no longer issues a spurious warning about
+ 13. The `-Wunused' option no longer issues a spurious warning about
the "master" procedure generated by `g77' for procedures
containing `ENTRY' statements.
@@ -202,25 +208,25 @@ In `egcs' 1.1 (versus `egcs' 1.0.3):
`libf2c' environment, even when `libf2c' (now `libg2c') is a
shared library.
- 13. `g77' no longer installs the `f77' command and `f77.1' man page in
+ 14. `g77' no longer installs the `f77' command and `f77.1' man page in
the `/usr' or `/usr/local' heirarchy, even if the `f77-install-ok'
file exists in the source or build directory. See the
installation documentation for more information.
- 14. `g77' no longer installs the `libf2c.a' library and `f2c.h'
+ 15. `g77' no longer installs the `libf2c.a' library and `f2c.h'
include file in the `/usr' or `/usr/local' heirarchy, even if the
`f2c-install-ok' or `f2c-exists-ok' files exist in the source or
build directory. See the installation documentation for more
information.
- 15. The `libf2c.a' library produced by `g77' has been renamed to
+ 16. The `libf2c.a' library produced by `g77' has been renamed to
`libg2c.a'. It is installed only in the `gcc' "private" directory
heirarchy, `gcc-lib'. This allows system administrators and users
to choose which version of the `libf2c' library from `netlib' they
wish to use on a case-by-case basis. See the installation
documentation for more information.
- 16. The `f2c.h' include (header) file produced by `g77' has been
+ 17. The `f2c.h' include (header) file produced by `g77' has been
renamed to `g2c.h'. It is installed only in the `gcc' "private"
directory heirarchy, `gcc-lib'. This allows system administrators
and users to choose which version of the include file from
@@ -232,11 +238,11 @@ In `egcs' 1.1 (versus `egcs' 1.0.3):
than the one built and installed as part of the same `g77' version
is picked up.
- 17. During the configuration and build process, `g77' creates
+ 18. During the configuration and build process, `g77' creates
subdirectories it needs only as it needs them. Other cleaning up
of the configuration and build process has been performed as well.
- 18. `install-info' now used to update the directory of Info
+ 19. `install-info' now used to update the directory of Info
documentation to contain an entry for `g77' (during installation).
* Some diagnostics have been changed from warnings to errors, to
@@ -245,28 +251,28 @@ In `egcs' 1.1 (versus `egcs' 1.0.3):
in the `OPEN', `INQUIRE', `READ', and `WRITE' statements, and
about truncations of various sorts of constants.
- 19. Improve compilation of `FORMAT' expressions so that a null byte is
+ 20. Improve compilation of `FORMAT' expressions so that a null byte is
appended to the last operand if it is a constant. This provides a
cleaner run-time diagnostic as provided by `libf2c' for statements
like `PRINT '(I1', 42'.
- 20. Improve documentation and indexing.
+ 21. Improve documentation and indexing.
- 21. The upgrade to `libf2c' as of 1998-06-18 should fix a variety of
+ 22. The upgrade to `libf2c' as of 1998-06-18 should fix a variety of
problems, including those involving some uses of the `T' format
specifier, and perhaps some build (porting) problems as well.
In 0.5.24 and `egcs' 1.1 (versus 0.5.23):
=========================================
- 22. `g77' no longer produces incorrect code and initial values for
+ 23. `g77' no longer produces incorrect code and initial values for
`EQUIVALENCE' and `COMMON' aggregates that, due to "unnatural"
ordering of members vis-a-vis their types, require initial padding.
- 23. `g77' no longer crashes when compiling code containing
+ 24. `g77' no longer crashes when compiling code containing
specification statements such as `INTEGER(KIND=7) PTR'.
- 24. `g77' no longer crashes when compiling code such as `J = SIGNAL(1,
+ 25. `g77' no longer crashes when compiling code such as `J = SIGNAL(1,
2)'.
* `g77' now treats `%LOC(EXPR)' and `LOC(EXPR)' as "ordinary"
@@ -297,9 +303,9 @@ In 0.5.24 and `egcs' 1.1 (versus 0.5.23):
* The F90 `System_Clock' intrinsic allows the optional arguments
(except for the `Count' argument) to be omitted.
- 25. Upgrade to `libf2c' as of 1998-06-18.
+ 26. Upgrade to `libf2c' as of 1998-06-18.
- 26. Improve documentation and indexing.
+ 27. Improve documentation and indexing.
In previous versions:
=====================