Update ReleaseNotes.md double-trap

T-Tie · T-Tie · commit f90a7bf84d09 · 2024-10-24T16:09:36.000+08:00
diff --git a/llvm/docs/ReleaseNotes.md b/llvm/docs/ReleaseNotes.md
@@ -171,6 +171,7 @@ Changes to the RISC-V Backend
 * Added `Smctr` and `Ssctr` extensions.
 * `-mcpu=syntacore-scr7` was added.
 * The `Zacas` extension is no longer marked as experimental.
+* Added Smdbltrp, Ssdbltrp extensions to -march.
 
 Changes to the WebAssembly Backend
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