test: Configure emit_asm/emit_bin correctly for some targets in llvm_targets.

Author: alexrp

test/src/Cases.zig

@@ -174,6 +174,23 @@ pub fn exeFromCompiledC(ctx: *Cases, name: []const u8, target_query: std.Target.
 }
 
 pub fn addObjLlvm(ctx: *Cases, name: []const u8, target: std.Build.ResolvedTarget) *Case {
+    const can_emit_asm = switch (target.result.cpu.arch) {
+        .csky,
+        .xtensa,
+        => false,
+        else => true,
+    };
+    const can_emit_bin = switch (target.result.cpu.arch) {
+        .arc,
+        .csky,
+        .nvptx,
+        .nvptx64,
+        .xcore,
+        .xtensa,
+        => false,
+        else => true,
+    };
+
     ctx.cases.append(.{
         .name = name,
         .target = target,
@@ -182,6 +199,8 @@ pub fn addObjLlvm(ctx: *Cases, name: []const u8, target: std.Build.ResolvedTarge
         .output_mode = .Obj,
         .deps = std.ArrayList(DepModule).init(ctx.arena),
         .backend = .llvm,
+        .emit_bin = can_emit_bin,
+        .emit_asm = can_emit_asm,
     }) catch @panic("out of memory");
     return &ctx.cases.items[ctx.cases.items.len - 1];
 }