From 487cd25086bdce816b591df1d37f280f42ca3d06 Mon Sep 17 00:00:00 2001
From: jhen <developer@jhen.me>
Date: Wed, 9 Aug 2023 13:17:23 +0800
Subject: [PATCH] metal : print error of load pipeline state

---
 ggml-metal.m | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/ggml-metal.m b/ggml-metal.m
index 3f098d396..4e709153c 100644
--- a/ggml-metal.m
+++ b/ggml-metal.m
@@ -156,10 +156,14 @@ struct ggml_metal_context * ggml_metal_init(int n_cb) {
 
     // load kernels
     {
+        NSError * error = nil;
 #define GGML_METAL_ADD_KERNEL(name) \
         ctx->function_##name = [ctx->library newFunctionWithName:@"kernel_"#name]; \
-        ctx->pipeline_##name = [ctx->device newComputePipelineStateWithFunction:ctx->function_##name error:nil]; \
-        fprintf(stderr, "%s: loaded %-32s %16p\n", __func__, "kernel_"#name, (void *) ctx->pipeline_##name);
+        ctx->pipeline_##name = [ctx->device newComputePipelineStateWithFunction:ctx->function_##name error:&error]; \
+        fprintf(stderr, "%s: loaded %-32s %16p\n", __func__, "kernel_"#name, (void *) ctx->pipeline_##name); \
+        if (error) { \
+            fprintf(stderr, "%s: load pipeline error: %s\n", __func__, [[error description] UTF8String]); \
+        }
 
         GGML_METAL_ADD_KERNEL(add);
         GGML_METAL_ADD_KERNEL(add_row);