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Diffstat (limited to 'docs/ReleaseNotes.rst')
| -rw-r--r-- | docs/ReleaseNotes.rst | 8 |
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.. .. NOTE |