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Update release notes.

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Stephen Heumann 2024-02-02 18:31:48 -06:00
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ORCA/C 2.2.0
ORCA/C 2.2.1
Copyright 1997, Byte Works Inc.
Updated by Stephen Heumann and Kelvin Sherlock, 2017-2023
Updated by Stephen Heumann and Kelvin Sherlock, 2017-2024
These release notes document the changes between ORCA/C 2.0 and ORCA/C 2.2.0. They are intended mainly for users familiar with earlier versions of ORCA/C. New users should simply refer to the ORCA/C 2.2 manual, which has been fully updated to document the new features and other changes in ORCA/C 2.2.0.
These release notes document the changes between ORCA/C 2.0 and ORCA/C 2.2.1. They are intended mainly for users familiar with earlier versions of ORCA/C. New users should refer to the ORCA/C 2.2 manual, which has been fully updated to document the new features and other changes in ORCA/C 2.2.
-- Change List --------------------------------------------------------------
2.2.1 1. Bugs squashed. See bug notes, below.
2.2.0 1. Bugs squashed. See bug notes, below.
2. New language features added (mainly features from C99 and C11).
@ -1582,6 +1584,18 @@ Turning this optimization on means ORCA/C is no longer strictly in compliance wi
If you use #pragma debug 0x0010 to enable stack check debug code, the compiler will still flag variable argument functions that do not consume all arguments as a run-time error, even though ANSI C does allow them.
-- Bugs from C 2.2.0 that have been fixed in C 2.2.1 ------------------------
1. If there was a #define directive immediately after the opening brace of a function body, and the macro defined there was used after the end of that function or was used in the initializer for a static variable, incorrect code might be generated or spurious errors might be reported.
(Kelvin Sherlock)
2. In <gsbug.h>, the declarations of the pseudo tool calls provided by GSBug did not include prototypes. Now they do.
(Kelvin Sherlock)
3. In <gsos.h>, the error code devListFull was misspelled as defListFull.
-- Bugs from C 2.1.1 B3 that have been fixed in C 2.2.0 ---------------------
1. There were various bugs that could cause incorrect code to be generated in certain cases. Some of these were specific to certain optimization passes, alone or in combination.