Mark some paths unreachable so that compiler knows variables are
initialized in all valid paths.
Signed-off-by: Grazvydas Ignotas <nota...@gmail.com>
---
no commit access, somebody please push
src/amd/common/ac_nir_to_llvm.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index d5dfbb1..398db6a 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -721,7 +721,8 @@ build_gather_values_extended(struct nir_to_llvm_context
*ctx,
if (load)
return LLVMBuildLoad(builder, values[0], "");
return values[0];
- }
+ } else if (!value_count)
+ unreachable("value_count is 0");
for (i = 0; i < value_count; i++) {
LLVMValueRef value = values[i * value_stride];
@@ -3151,6 +3152,8 @@ static LLVMValueRef get_sampler_desc(struct
nir_to_llvm_context *ctx,
type = ctx->v4i32;
type_size = 16;
break;
+ default:
+ unreachable("invalid desc_type\n");
}
if (deref->deref.child) {
--
2.7.4
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