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gcc-wwwdocs branch master updated. 752e29ec094f9df75b158eb40db44265345b1a3f

[David Malcolm]

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- Log -----------------------------------------------------------------
commit 752e29ec094f9df75b158eb40db44265345b1a3f
Author: David Malcolm <dmalcolm@redhat.com>
Date:   Mon Nov 16 18:24:20 2020 -0500

    gcc-11/changes: Document analyzer changes

diff --git a/htdocs/gcc-11/changes.html b/htdocs/gcc-11/changes.html
index 21d59f51..46a6a372 100644
--- a/htdocs/gcc-11/changes.html
+++ b/htdocs/gcc-11/changes.html
@@ -378,6 +378,38 @@ a work-in-progress.</p>
 <!-- <h2>Documentation improvements</h2> -->
 
 
+<!-- .................................................................. -->
+<h2 id="analyzer">Improvements to Static Analyzer</h2>
+<ul>
+  <li>The implementation of how program state is tracked within
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html">-fanalyzer</a>
+    has been completely rewritten for GCC 11, fixing numerous bugs, and
+    allowing for the analyzer to scale to larger C source files.
+  </li>
+  <li>As preliminary work towards eventually supporting C++, the
+    <code>malloc</code>/<code>free</code> checking within
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html">-fanalyzer</a>
+    has been generalized to also check <code>new</code>/<code>delete</code>
+    and <code>new[]</code>/<code>delete[]</code>, adding a new
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html#index-Wanalyzer-mismatching-deallocation">-Wanalyzer-mismatching-deallocation</a>
+    warning.  However, C++ is not yet properly supported by
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html">-fanalyzer</a>
+    (for example, exception-handling is unimplemented).</li>
+  <li>The analyzer has gained warnings
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html#index-Wanalyzer-shift-count-negative">-Wanalyzer-shift-count-negative</a>,
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html#index-Wanalyzer-shift-count-overflow">-Wanalyzer-shift-count-overflow</a>,
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html#index-Wanalyzer-write-to-const">-Wanalyzer-write-to-const</a>, and
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html#index-Wanalyzer-write-to-string-literal">-Wanalyzer-write-to-string-literal</a>,
+    all enabled by default when
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html">-fanalyzer</a>
+    is enabled.
+  </li>
+  <li>The analyzer has gained new debugging options
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html#index-fdump-analyzer-json">-fdump-analyzer-json</a> and
+    <a href="https://gcc.gnu.org/onlinedocs/gcc/Static-Analyzer-Options.html#index-fno-analyzer-feasibility">-fno-analyzer-feasibility</a>.
+  </li>
+</ul>
+
 <!-- .................................................................. -->
 <!-- <h2 id="plugins">Improvements for plugin authors</h2> -->
 

commit dc256980746c184b91b168604a3674af8f633217
Author: David Malcolm <dmalcolm@redhat.com>
Date:   Mon Nov 16 16:20:15 2020 -0500

    gcc-11/changes: Document libgccjit changes

diff --git a/htdocs/gcc-11/changes.html b/htdocs/gcc-11/changes.html
index 798257aa..21d59f51 100644
--- a/htdocs/gcc-11/changes.html
+++ b/htdocs/gcc-11/changes.html
@@ -240,7 +240,19 @@ a work-in-progress.</p>
 <!-- <h3 id="go">Go</h3> -->
 
 <!-- .................................................................. -->
-<!-- <h2 id="jit">libgccjit</h2> -->
+<h2 id="jit">libgccjit</h2>
+<ul>
+  <li>libgccjit can now be built for MinGW</li>
+  <li>
+    The libgccjit API gained 10 new entry points:
+    <ul>
+      <li>
+	<a href="https://gcc.gnu.org/onlinedocs/jit/topics/expressions.html#c.gcc_jit_global_set_initializer">gcc_jit_global_set_initializer</a>
+      </li>
+      <li>9 entrypoints for <a href="https://gcc.gnu.org/onlinedocs/jit/topics/asm.html">directly embedding asm statements into a compile</a>, analogous to inline <code>asm</code> in the C frontend</li>
+    </ul>
+  </li>
+</ul>
 
 <!-- .................................................................. -->
 <h2 id="targets">New Targets and Target Specific Improvements</h2>

-----------------------------------------------------------------------

Summary of changes:
 htdocs/gcc-11/changes.html | 46 +++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 45 insertions(+), 1 deletion(-)


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