From: Eric Anholt <eric@anholt.net>
Date: Tue, 17 Dec 2019 04:00:00 +0000 (-0800)
Subject: radv: Squelch possibly-undefined warning
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=13a276ed3bad09033c00f0a08fcaad803c8a2173;p=mesa.git

radv: Squelch possibly-undefined warning

The same condition is used in the def as in the use, but gcc wasn't
figuring it out.

Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3867>
---

diff --git a/src/amd/vulkan/radv_nir_to_llvm.c b/src/amd/vulkan/radv_nir_to_llvm.c
index 422ffa17699..49c91aeb04e 100644
--- a/src/amd/vulkan/radv_nir_to_llvm.c
+++ b/src/amd/vulkan/radv_nir_to_llvm.c
@@ -4188,7 +4188,7 @@ LLVMModuleRef ac_translate_nir_to_llvm(struct ac_llvm_compiler *ac_llvm,
 
 		ac_setup_rings(&ctx);
 
-		LLVMBasicBlockRef merge_block;
+		LLVMBasicBlockRef merge_block = NULL;
 		if (shader_count >= 2 || is_ngg) {
 			LLVMValueRef fn = LLVMGetBasicBlockParent(LLVMGetInsertBlock(ctx.ac.builder));
 			LLVMBasicBlockRef then_block = LLVMAppendBasicBlockInContext(ctx.ac.context, fn, "");