Avoid printing debug info on 0 byte instructions (dotnet#62077)

In particular do not attach it to INS_align that do not end up producing any code.
directhex · Nov 30, 2021 · 663e7b4 · 663e7b4
1 parent a47e5d1
commit 663e7b4
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/coreclr/jit/emit.cpp b/src/coreclr/jit/emit.cpp
@@ -6413,7 +6413,8 @@ unsigned emitter::emitEndCodeGen(Compiler* comp,
             size_t     curInstrAddr = (size_t)cp;
             instrDesc* curInstrDesc = id;
 
-            if ((emitComp->opts.disAsm || emitComp->verbose) && (JitConfig.JitDisasmWithDebugInfo() != 0))
+            if ((emitComp->opts.disAsm || emitComp->verbose) && (JitConfig.JitDisasmWithDebugInfo() != 0) &&
+                (id->idCodeSize() > 0))
             {
                 UNATIVE_OFFSET curCodeOffs = emitCurCodeOffs(cp);
                 while (nextMapping != emitComp->genPreciseIPmappings.end())