path: root/docs/ReleaseNotes.rst
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Diffstat (limited to 'docs/ReleaseNotes.rst')
1 files changed, 7 insertions, 1 deletions
diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index a6942c019141..58fb8828484c 100644
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -65,7 +65,7 @@ Non-comprehensive list of changes in this release
results for code that is relying on the undefined behavior of overflowing
casts. The optimization can be disabled by specifying a function attribute:
"strict-float-cast-overflow"="false". This attribute may be created by the
- clang option :option:`-fno-strict-float-cast-overflow`.
+ clang option ``-fno-strict-float-cast-overflow``.
Code sanitizers can be used to detect affected patterns. The option for
detecting this problem alone is "-fsanitize=float-cast-overflow":
@@ -109,6 +109,12 @@ Non-comprehensive list of changes in this release
it's now a better choice even on the heap (although when TinyPtrVector works,
it's even smaller).
+* Preliminary/experimental support for DWARF v5 debugging information,
+ including the new .debug_names accelerator table. DWARF emitted at ``-O0``
+ should be fully DWARF v5 compliant. Type units and split DWARF are known
+ not to be compliant, and higher optimization levels will still emit some
+ information in v4 format.
* Note..