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From: =?utf-8?q?Martin_Li=C5=A1ka?=
Subject: [PATCH] Add changes that I made in GCC 10 development cycle.
To: gcc-patches@gcc.gnu.org
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Date: Fri, 29 Nov 2019 15:34:38 +0100
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Hello.
I'm sending entries for changes.html file for GCC 10.
Martin
---
htdocs/gcc-10/changes.html | 38 ++++++++++++++++++++++++++++++++++++++
1 file changed, 38 insertions(+)
diff --git a/htdocs/gcc-10/changes.html b/htdocs/gcc-10/changes.html
index f0f0d312..67c5234d 100644
--- a/htdocs/gcc-10/changes.html
+++ b/htdocs/gcc-10/changes.html
@@ -42,6 +42,10 @@ a work-in-progress.
library required for building GCC has been increased to version
3.1.0 (released 2011-10-03).
+
+ The automatic template instantiation at link time (-frepo
)
+ has been removed.
+
@@ -53,6 +57,40 @@ a work-in-progress.
__builtin_roundeven
for the corresponding function from
ISO/IEC TS 18661.
+
+ A new option, -fallocation-dce
+ has been added. The option removes unneeded pairs of new
+ and delete
operators.
+
+
+ Profile driven optimization improvements:
+
+ -
+ Using
-fprofile-values
,
+ an instrumented binary can track multiple
+ values (up to 4) for e.g. indirect calls and provide more precise profile information.
+
+
+
+
+ Link-time optimization improvements:
+
+ -
+ A new binary
lto-dump
+ has been added. The program can dump various
+ information about a LTO bytecode object file.
+
+ -
+ Parallel phase of the LTO can automatically detect a running make's jobserver
+ or can fall back to number of available cores.
+
+ -
+ The LTO bytecode can be compressed with
+
zstd
+ algorithm. Configure script can automatically detect the zstd
support.
+
+
+