From: Craig Burley Date: Sat, 13 Mar 1999 15:15:07 +0000 (-0500) Subject: Update NEWS derived file X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bf1fc7622a4bb621faad5cd4d8485b382b17b9ee;p=gcc.git Update NEWS derived file From-SVN: r25747 --- diff --git a/gcc/f/NEWS b/gcc/f/NEWS index 8004df5a928..f23ff206e9f 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: =====================