diff options
Diffstat (limited to 'src/llvm_backend_general.cpp')
| -rw-r--r-- | src/llvm_backend_general.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index b181788b9..123af51f5 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -1493,8 +1493,11 @@ gb_internal lbValue lb_emit_union_tag_ptr(lbProcedure *p, lbValue u) { unsigned element_count = LLVMCountStructElementTypes(uvt); GB_ASSERT_MSG(element_count >= 2, "element_count=%u (%s) != (%s)", element_count, type_to_string(ut), LLVMPrintTypeToString(uvt)); + LLVMValueRef ptr = u.value; + ptr = LLVMBuildPointerCast(p->builder, ptr, LLVMPointerType(uvt, 0), ""); + lbValue tag_ptr = {}; - tag_ptr.value = LLVMBuildStructGEP2(p->builder, uvt, u.value, 1, ""); + tag_ptr.value = LLVMBuildStructGEP2(p->builder, uvt, ptr, 1, ""); tag_ptr.type = alloc_type_pointer(tag_type); return tag_ptr; } |