1 files changed, 13 insertions, 9 deletions
diff --git a/ice40/pack.cc b/ice40/pack.cc
index 7fcf2750..9258014e 100644
--- a/ice40/pack.cc
+++ b/ice40/pack.cc
@@ -487,15 +487,19 @@ static void promote_globals(Context *ctx)
 // Main pack function
 bool pack_design(Context *ctx)
 {
-    log_break();
-    pack_constants(ctx);
-    promote_globals(ctx);
-    pack_io(ctx);
-    pack_lut_lutffs(ctx);
-    pack_nonlut_ffs(ctx);
-    pack_ram(ctx);
-    log_info("Checksum: 0x%08x\n", ctx->checksum());
-    return true;
+    try {
+        log_break();
+        pack_constants(ctx);
+        promote_globals(ctx);
+        pack_io(ctx);
+        pack_lut_lutffs(ctx);
+        pack_nonlut_ffs(ctx);
+        pack_ram(ctx);
+        log_info("Checksum: 0x%08x\n", ctx->checksum());
+        return true;
+    } catch (log_execution_error_exception) {
+        return false;
+    }
 }
 
 NEXTPNR_NAMESPACE_END