diff --git a/cl/_testgo/errors/out.ll b/cl/_testgo/errors/out.ll
index 5ba87d88..d416bd45 100644
--- a/cl/_testgo/errors/out.ll
+++ b/cl/_testgo/errors/out.ll
@@ -10,15 +10,15 @@ source_filename = "main"
 %"github.com/goplus/llgo/internal/abi.Imethod" = type { %"github.com/goplus/llgo/internal/runtime.String", ptr }
 
 @"main.init$guard" = global i1 false, align 1
-@_llgo_main.errorString = global ptr null, align 8
-@"main.struct$QTufDJA9wEDzuzgkA-ZSrLqW-B6lWN8O25mTSglAoLQ" = global ptr null, align 8
+@_llgo_main.errorString = linkonce global ptr null, align 8
+@"main.struct$QTufDJA9wEDzuzgkA-ZSrLqW-B6lWN8O25mTSglAoLQ" = linkonce global ptr null, align 8
 @0 = private unnamed_addr constant [1 x i8] c"s", align 1
 @1 = private unnamed_addr constant [4 x i8] c"main", align 1
 @2 = private unnamed_addr constant [5 x i8] c"Error", align 1
 @"_llgo_func$zNDVRsWTIpUPKouNUS805RGX--IV9qVK8B31IZbg5to" = linkonce global ptr null, align 8
 @_llgo_string = linkonce global ptr null, align 8
 @3 = private unnamed_addr constant [11 x i8] c"errorString", align 1
-@"*_llgo_main.errorString" = global ptr null, align 8
+@"*_llgo_main.errorString" = linkonce global ptr null, align 8
 @"_llgo_iface$Fh8eUJ-Gw4e6TYuajcFIOSCuqSPKAt5nS4ow7xeGXEU" = linkonce global ptr null, align 8
 @__llgo_argc = global i32 0, align 4
 @__llgo_argv = global ptr null, align 8
diff --git a/cl/_testgo/ifaceconv/out.ll b/cl/_testgo/ifaceconv/out.ll
index 5870105e..2d0b8174 100644
--- a/cl/_testgo/ifaceconv/out.ll
+++ b/cl/_testgo/ifaceconv/out.ll
@@ -23,12 +23,12 @@ source_filename = "main"
 @"_llgo_func$2_iS07vIlF2_rZqWB5eU0IvP_9HviM4MYZNkXZDvbac" = linkonce global ptr null, align 8
 @3 = private unnamed_addr constant [6 x i8] c"main.f", align 1
 @4 = private unnamed_addr constant [7 x i8] c"main.I1", align 1
-@"main.iface$brpgdLtIeRlPi8QUoTgPCXzlehUkncg7v9aITo-GsF4" = global ptr null, align 8
+@"main.iface$brpgdLtIeRlPi8QUoTgPCXzlehUkncg7v9aITo-GsF4" = linkonce global ptr null, align 8
 @5 = private unnamed_addr constant [21 x i8] c"nil i1.(I1) succeeded", align 1
 @_llgo_main.I2 = linkonce global ptr null, align 8
 @6 = private unnamed_addr constant [6 x i8] c"main.g", align 1
 @7 = private unnamed_addr constant [7 x i8] c"main.I2", align 1
-@"main.iface$gZBF8fFlqIMZ9M6lT2VWPyc3eu5Co6j0WoKGIEgDPAw" = global ptr null, align 8
+@"main.iface$gZBF8fFlqIMZ9M6lT2VWPyc3eu5Co6j0WoKGIEgDPAw" = linkonce global ptr null, align 8
 @8 = private unnamed_addr constant [21 x i8] c"nil i2.(I2) succeeded", align 1
 @_llgo_main.C1 = linkonce global ptr null, align 8
 @"_llgo_struct$n1H8J_3prDN3firMwPxBLVTkE5hJ9Di-AqNvaC9jczw" = linkonce global ptr null, align 8
diff --git a/cl/_testgo/ifaceprom/out.ll b/cl/_testgo/ifaceprom/out.ll
index 51d71bdb..f20b24e0 100644
--- a/cl/_testgo/ifaceprom/out.ll
+++ b/cl/_testgo/ifaceprom/out.ll
@@ -15,7 +15,7 @@ source_filename = "main"
 @0 = private unnamed_addr constant [3 x i8] c"two", align 1
 @__llgo_argc = global i32 0, align 4
 @__llgo_argv = global ptr null, align 8
-@_llgo_main.impl = global ptr null, align 8
+@_llgo_main.impl = linkonce global ptr null, align 8
 @"_llgo_struct$n1H8J_3prDN3firMwPxBLVTkE5hJ9Di-AqNvaC9jczw" = linkonce global ptr null, align 8
 @1 = private unnamed_addr constant [4 x i8] c"main", align 1
 @2 = private unnamed_addr constant [3 x i8] c"one", align 1
@@ -26,7 +26,7 @@ source_filename = "main"
 @"_llgo_func$zNDVRsWTIpUPKouNUS805RGX--IV9qVK8B31IZbg5to" = linkonce global ptr null, align 8
 @_llgo_string = linkonce global ptr null, align 8
 @5 = private unnamed_addr constant [4 x i8] c"impl", align 1
-@"main.iface$zZ89tENb5h_KNjvpxf1TXPfaWFYn0IZrZwyVf42lRtA" = global ptr null, align 8
+@"main.iface$zZ89tENb5h_KNjvpxf1TXPfaWFYn0IZrZwyVf42lRtA" = linkonce global ptr null, align 8
 @_llgo_main.I = linkonce global ptr null, align 8
 @6 = private unnamed_addr constant [6 x i8] c"main.I", align 1
 @7 = private unnamed_addr constant [21 x i8] c"type assertion failed", align 1
diff --git a/cl/_testgo/interface/out.ll b/cl/_testgo/interface/out.ll
index 1b7b3bb6..a830f5ef 100644
--- a/cl/_testgo/interface/out.ll
+++ b/cl/_testgo/interface/out.ll
@@ -31,7 +31,7 @@ source_filename = "main"
 @"_llgo_github.com/goplus/llgo/cl/internal/foo.Gamer" = linkonce global ptr null, align 8
 @8 = private unnamed_addr constant [38 x i8] c"github.com/goplus/llgo/cl/internal/foo", align 1
 @9 = private unnamed_addr constant [44 x i8] c"github.com/goplus/llgo/cl/internal/foo.Gamer", align 1
-@"main.iface$sO8a1LvuUsjXwiwaC6sR9-L4DiYgiOnZi7iosyShJXg" = global ptr null, align 8
+@"main.iface$sO8a1LvuUsjXwiwaC6sR9-L4DiYgiOnZi7iosyShJXg" = linkonce global ptr null, align 8
 @10 = private unnamed_addr constant [2 x i8] c"OK", align 1
 @11 = private unnamed_addr constant [4 x i8] c"FAIL", align 1
 
diff --git a/cl/_testgo/invoke/out.ll b/cl/_testgo/invoke/out.ll
index b1222dc0..51f991b9 100644
--- a/cl/_testgo/invoke/out.ll
+++ b/cl/_testgo/invoke/out.ll
@@ -24,7 +24,7 @@ source_filename = "main"
 @__llgo_argv = global ptr null, align 8
 @7 = private unnamed_addr constant [5 x i8] c"hello", align 1
 @_llgo_main.T = linkonce global ptr null, align 8
-@"main.struct$QTufDJA9wEDzuzgkA-ZSrLqW-B6lWN8O25mTSglAoLQ" = global ptr null, align 8
+@"main.struct$QTufDJA9wEDzuzgkA-ZSrLqW-B6lWN8O25mTSglAoLQ" = linkonce global ptr null, align 8
 @8 = private unnamed_addr constant [1 x i8] c"s", align 1
 @9 = private unnamed_addr constant [4 x i8] c"main", align 1
 @10 = private unnamed_addr constant [6 x i8] c"Invoke", align 1
@@ -51,12 +51,12 @@ source_filename = "main"
 @16 = private unnamed_addr constant [2 x i8] c"T4", align 1
 @"*_llgo_main.T4" = linkonce global ptr null, align 8
 @_llgo_main.T5 = linkonce global ptr null, align 8
-@"main.struct$eovYmOhZg4X0zMSsuscSshndnbbAGvB2E3cyG8E7Y4U" = global ptr null, align 8
+@"main.struct$eovYmOhZg4X0zMSsuscSshndnbbAGvB2E3cyG8E7Y4U" = linkonce global ptr null, align 8
 @17 = private unnamed_addr constant [1 x i8] c"n", align 1
 @18 = private unnamed_addr constant [2 x i8] c"T5", align 1
 @"*_llgo_main.T5" = linkonce global ptr null, align 8
 @_llgo_main.T6 = linkonce global ptr null, align 8
-@"main.struct$2bSfJcCYDdttnIT-JASAjsTNUZvojBt4mPXFJdH4M10" = global ptr null, align 8
+@"main.struct$2bSfJcCYDdttnIT-JASAjsTNUZvojBt4mPXFJdH4M10" = linkonce global ptr null, align 8
 @_llgo_Pointer = linkonce global ptr null, align 8
 @19 = private unnamed_addr constant [1 x i8] c"f", align 1
 @20 = private unnamed_addr constant [4 x i8] c"data", align 1
diff --git a/cl/_testgo/reader/out.ll b/cl/_testgo/reader/out.ll
index f4ff7db7..6037860b 100644
--- a/cl/_testgo/reader/out.ll
+++ b/cl/_testgo/reader/out.ll
@@ -34,7 +34,7 @@ source_filename = "main"
 @5 = private unnamed_addr constant [7 x i8] c"WriteTo", align 1
 @6 = private unnamed_addr constant [13 x i8] c"main.WriterTo", align 1
 @"_llgo_iface$eN81k1zqixGTyagHw_4nqH4mGfwwehTOCTXUlbT9kzk" = linkonce global ptr null, align 8
-@_llgo_main.nopCloserWriterTo = global ptr null, align 8
+@_llgo_main.nopCloserWriterTo = linkonce global ptr null, align 8
 @"_llgo_struct$_3ow4zXXILqvC0WDqDRNq5DPhjE1DInJgN924VHWc2Y" = linkonce global ptr null, align 8
 @7 = private unnamed_addr constant [6 x i8] c"Reader", align 1
 @8 = private unnamed_addr constant [4 x i8] c"Read", align 1
@@ -43,7 +43,7 @@ source_filename = "main"
 @"_llgo_func$8rsrSd_r3UHd_2DiYTyaOKR7BYkei4zw5ysG35KF38w" = linkonce global ptr null, align 8
 @11 = private unnamed_addr constant [17 x i8] c"nopCloserWriterTo", align 1
 @"_llgo_iface$L2Ik-AJcd0jsoBw5fQ07pQpfUM-kh78Wn2bOeak6M3I" = linkonce global ptr null, align 8
-@_llgo_main.nopCloser = global ptr null, align 8
+@_llgo_main.nopCloser = linkonce global ptr null, align 8
 @12 = private unnamed_addr constant [9 x i8] c"nopCloser", align 1
 @_llgo_main.StringWriter = linkonce global ptr null, align 8
 @"_llgo_func$thH5FBpdXzJNnCpSfiLU5ItTntFU6LWp0RJhDm2XJjw" = linkonce global ptr null, align 8
@@ -55,8 +55,8 @@ source_filename = "main"
 @__llgo_argc = global i32 0, align 4
 @__llgo_argv = global ptr null, align 8
 @17 = private unnamed_addr constant [11 x i8] c"hello world", align 1
-@_llgo_main.stringReader = global ptr null, align 8
-@"main.struct$Mdt84yjYYwxF9D2i4cRmpEPiWaO6tsjtrbGUjyESypk" = global ptr null, align 8
+@_llgo_main.stringReader = linkonce global ptr null, align 8
+@"main.struct$Mdt84yjYYwxF9D2i4cRmpEPiWaO6tsjtrbGUjyESypk" = linkonce global ptr null, align 8
 @18 = private unnamed_addr constant [1 x i8] c"s", align 1
 @19 = private unnamed_addr constant [1 x i8] c"i", align 1
 @20 = private unnamed_addr constant [8 x i8] c"prevRune", align 1
@@ -77,12 +77,12 @@ source_filename = "main"
 @27 = private unnamed_addr constant [10 x i8] c"UnreadByte", align 1
 @28 = private unnamed_addr constant [10 x i8] c"UnreadRune", align 1
 @29 = private unnamed_addr constant [12 x i8] c"stringReader", align 1
-@"*_llgo_main.stringReader" = global ptr null, align 8
+@"*_llgo_main.stringReader" = linkonce global ptr null, align 8
 @"_llgo_iface$OFO8Us9n8ajWCabGedeuoJ-Za2zAMk4Jh0FunAcUCFE" = linkonce global ptr null, align 8
-@_llgo_main.errorString = global ptr null, align 8
-@"main.struct$QTufDJA9wEDzuzgkA-ZSrLqW-B6lWN8O25mTSglAoLQ" = global ptr null, align 8
+@_llgo_main.errorString = linkonce global ptr null, align 8
+@"main.struct$QTufDJA9wEDzuzgkA-ZSrLqW-B6lWN8O25mTSglAoLQ" = linkonce global ptr null, align 8
 @30 = private unnamed_addr constant [11 x i8] c"errorString", align 1
-@"*_llgo_main.errorString" = global ptr null, align 8
+@"*_llgo_main.errorString" = linkonce global ptr null, align 8
 @"_llgo_iface$Fh8eUJ-Gw4e6TYuajcFIOSCuqSPKAt5nS4ow7xeGXEU" = linkonce global ptr null, align 8
 @31 = private unnamed_addr constant [21 x i8] c"type assertion failed", align 1
 @32 = private unnamed_addr constant [37 x i8] c"stringsReader.ReadAt: negative offset", align 1
diff --git a/cl/_testgo/strucintf/out.ll b/cl/_testgo/strucintf/out.ll
index 61c77f20..177d2281 100644
--- a/cl/_testgo/strucintf/out.ll
+++ b/cl/_testgo/strucintf/out.ll
@@ -7,7 +7,7 @@ source_filename = "main"
 %"github.com/goplus/llgo/internal/runtime.Slice" = type { ptr, i64, i64 }
 
 @"main.init$guard" = global i1 false, align 1
-@"main.struct$MYpsoM99ZwFY087IpUOkIw1zjBA_sgFXVodmn1m-G88" = global ptr null, align 8
+@"main.struct$MYpsoM99ZwFY087IpUOkIw1zjBA_sgFXVodmn1m-G88" = linkonce global ptr null, align 8
 @0 = private unnamed_addr constant [1 x i8] c"v", align 1
 @1 = private unnamed_addr constant [4 x i8] c"main", align 1
 @__llgo_argc = global i32 0, align 4
diff --git a/cl/_testgo/struczero/out.ll b/cl/_testgo/struczero/out.ll
index 6da698bb..078309d8 100644
--- a/cl/_testgo/struczero/out.ll
+++ b/cl/_testgo/struczero/out.ll
@@ -11,7 +11,7 @@ source_filename = "main"
 
 @"main.init$guard" = global i1 false, align 1
 @"_llgo_github.com/goplus/llgo/cl/internal/foo.Foo" = linkonce global ptr null, align 8
-@"main.struct$qQwZyFy_4JRalRxVVsVD8R09X5t58tWjTrtJPtHbEjs" = global ptr null, align 8
+@"main.struct$qQwZyFy_4JRalRxVVsVD8R09X5t58tWjTrtJPtHbEjs" = linkonce global ptr null, align 8
 @0 = private unnamed_addr constant [2 x i8] c"pb", align 1
 @1 = private unnamed_addr constant [1 x i8] c"F", align 1
 @2 = private unnamed_addr constant [4 x i8] c"main", align 1
@@ -21,8 +21,8 @@ source_filename = "main"
 @"*_llgo_byte" = linkonce global ptr null, align 8
 @4 = private unnamed_addr constant [38 x i8] c"github.com/goplus/llgo/cl/internal/foo", align 1
 @5 = private unnamed_addr constant [3 x i8] c"Foo", align 1
-@_llgo_main.bar = global ptr null, align 8
-@"main.struct$Ci43nzKYkRLddRL_N4mkykxLXfJlqJGS5n04LKThPNo" = global ptr null, align 8
+@_llgo_main.bar = linkonce global ptr null, align 8
+@"main.struct$Ci43nzKYkRLddRL_N4mkykxLXfJlqJGS5n04LKThPNo" = linkonce global ptr null, align 8
 @6 = private unnamed_addr constant [1 x i8] c"f", align 1
 @7 = private unnamed_addr constant [3 x i8] c"bar", align 1
 @__llgo_argc = global i32 0, align 4
diff --git a/cl/_testrt/abinamed/out.ll b/cl/_testrt/abinamed/out.ll
index 1c6ef94e..81461c38 100644
--- a/cl/_testrt/abinamed/out.ll
+++ b/cl/_testrt/abinamed/out.ll
@@ -15,7 +15,7 @@ source_filename = "main"
 @__llgo_argc = global i32 0, align 4
 @__llgo_argv = global ptr null, align 8
 @_llgo_main.T = linkonce global ptr null, align 8
-@"main.struct$FYfyNCnlvkYOztpQWjt-y8D_WY3tpxyt5Qo62CJffTE" = global ptr null, align 8
+@"main.struct$FYfyNCnlvkYOztpQWjt-y8D_WY3tpxyt5Qo62CJffTE" = linkonce global ptr null, align 8
 @0 = private unnamed_addr constant [1 x i8] c"p", align 1
 @1 = private unnamed_addr constant [1 x i8] c"t", align 1
 @2 = private unnamed_addr constant [1 x i8] c"n", align 1
diff --git a/cl/_testrt/eface/out.ll b/cl/_testrt/eface/out.ll
index 6ccaacc4..bd1b441c 100644
--- a/cl/_testrt/eface/out.ll
+++ b/cl/_testrt/eface/out.ll
@@ -31,7 +31,7 @@ source_filename = "main"
 @_llgo_float32 = linkonce global ptr null, align 8
 @_llgo_float64 = linkonce global ptr null, align 8
 @"[10]_llgo_int" = linkonce global ptr null, align 8
-@"main.struct$hWvPvnlB9uIZSm1cMlcssbAfCpkLhNdpCzAk4conL0o" = global ptr null, align 8
+@"main.struct$hWvPvnlB9uIZSm1cMlcssbAfCpkLhNdpCzAk4conL0o" = linkonce global ptr null, align 8
 @_llgo_Pointer = linkonce global ptr null, align 8
 @3 = private unnamed_addr constant [1 x i8] c"f", align 1
 @4 = private unnamed_addr constant [4 x i8] c"data", align 1
@@ -40,7 +40,7 @@ source_filename = "main"
 @"[]_llgo_int" = linkonce global ptr null, align 8
 @6 = private unnamed_addr constant [5 x i8] c"hello", align 1
 @_llgo_string = linkonce global ptr null, align 8
-@"main.struct$RKbUG45GE4henGMAdmt0Rju0JptyR8NsX7IZLsOI0OM" = global ptr null, align 8
+@"main.struct$RKbUG45GE4henGMAdmt0Rju0JptyR8NsX7IZLsOI0OM" = linkonce global ptr null, align 8
 @7 = private unnamed_addr constant [1 x i8] c"x", align 1
 @8 = private unnamed_addr constant [1 x i8] c"y", align 1
 @9 = private unnamed_addr constant [1 x i8] c"z", align 1
diff --git a/cl/_testrt/funcdecl/out.ll b/cl/_testrt/funcdecl/out.ll
index f890cb7e..5b91767a 100644
--- a/cl/_testrt/funcdecl/out.ll
+++ b/cl/_testrt/funcdecl/out.ll
@@ -8,7 +8,7 @@ source_filename = "main"
 %"github.com/goplus/llgo/internal/abi.StructField" = type { %"github.com/goplus/llgo/internal/runtime.String", ptr, i64, %"github.com/goplus/llgo/internal/runtime.String", i1 }
 
 @"main.init$guard" = global i1 false, align 1
-@"main.struct$hWvPvnlB9uIZSm1cMlcssbAfCpkLhNdpCzAk4conL0o" = global ptr null, align 8
+@"main.struct$hWvPvnlB9uIZSm1cMlcssbAfCpkLhNdpCzAk4conL0o" = linkonce global ptr null, align 8
 @_llgo_Pointer = linkonce global ptr null, align 8
 @0 = private unnamed_addr constant [1 x i8] c"f", align 1
 @1 = private unnamed_addr constant [4 x i8] c"data", align 1
diff --git a/cl/_testrt/makemap/out.ll b/cl/_testrt/makemap/out.ll
index 06549ca2..fe9d5c53 100644
--- a/cl/_testrt/makemap/out.ll
+++ b/cl/_testrt/makemap/out.ll
@@ -34,7 +34,7 @@ source_filename = "main"
 @13 = private unnamed_addr constant [21 x i8] c"type assertion failed", align 1
 @_llgo_main.K = linkonce global ptr null, align 8
 @_llgo_main.N = linkonce global ptr null, align 8
-@"main.struct$e65EDK9vxC36Nz3YTgO1ulssLlNH03Bva_WWaCjH-4A" = global ptr null, align 8
+@"main.struct$e65EDK9vxC36Nz3YTgO1ulssLlNH03Bva_WWaCjH-4A" = linkonce global ptr null, align 8
 @14 = private unnamed_addr constant [2 x i8] c"n1", align 1
 @15 = private unnamed_addr constant [2 x i8] c"n2", align 1
 @16 = private unnamed_addr constant [1 x i8] c"N", align 1
diff --git a/cl/_testrt/tpabi/out.ll b/cl/_testrt/tpabi/out.ll
index aaf414b2..052cbec3 100644
--- a/cl/_testrt/tpabi/out.ll
+++ b/cl/_testrt/tpabi/out.ll
@@ -15,7 +15,7 @@ source_filename = "main"
 @__llgo_argv = global ptr null, align 8
 @0 = private unnamed_addr constant [1 x i8] c"a", align 1
 @"_llgo_main.T[string,int]" = linkonce global ptr null, align 8
-@"main.struct$A2OTYqQyUOqOQ-i_F5iXeAKWtxeWGEuyeN7HCfULCDk" = global ptr null, align 8
+@"main.struct$A2OTYqQyUOqOQ-i_F5iXeAKWtxeWGEuyeN7HCfULCDk" = linkonce global ptr null, align 8
 @1 = private unnamed_addr constant [1 x i8] c"m", align 1
 @2 = private unnamed_addr constant [1 x i8] c"n", align 1
 @3 = private unnamed_addr constant [4 x i8] c"main", align 1
diff --git a/cl/builtin_test.go b/cl/builtin_test.go
index 615b3274..e468a4ec 100644
--- a/cl/builtin_test.go
+++ b/cl/builtin_test.go
@@ -285,45 +285,39 @@ func TestErrVarOf(t *testing.T) {
 
 func TestContextResolveLinkname(t *testing.T) {
 	tests := []struct {
-		name    string
-		context *context
-		input   string
-		want    string
-		panics  bool
+		name   string
+		link   map[string]string
+		input  string
+		want   string
+		panics bool
 	}{
 		{
 			name: "Normal",
-			context: &context{
-				link: map[string]string{
-					"foo": "C.bar",
-				},
+			link: map[string]string{
+				"foo": "C.bar",
 			},
 			input: "foo",
 			want:  "bar",
 		},
 		{
 			name: "MultipleLinks",
-			context: &context{
-				link: map[string]string{
-					"foo1": "C.bar1",
-					"foo2": "C.bar2",
-				},
+			link: map[string]string{
+				"foo1": "C.bar1",
+				"foo2": "C.bar2",
 			},
 			input: "foo2",
 			want:  "bar2",
 		},
 		{
-			name:    "NoLink",
-			context: &context{link: map[string]string{}},
-			input:   "foo",
-			want:    "foo",
+			name:  "NoLink",
+			link:  map[string]string{},
+			input: "foo",
+			want:  "foo",
 		},
 		{
 			name: "InvalidLink",
-			context: &context{
-				link: map[string]string{
-					"foo": "invalid.bar",
-				},
+			link: map[string]string{
+				"foo": "invalid.bar",
 			},
 			input:  "foo",
 			panics: true,
@@ -338,7 +332,11 @@ func TestContextResolveLinkname(t *testing.T) {
 					}
 				}()
 			}
-			got := tt.context.resolveLinkname(tt.input)
+			ctx := &context{prog: llssa.NewProgram(nil)}
+			for k, v := range tt.link {
+				ctx.prog.SetLinkname(k, v)
+			}
+			got := ctx.resolveLinkname(tt.input)
 			if !tt.panics {
 				if got != tt.want {
 					t.Errorf("got %q, want %q", got, tt.want)
diff --git a/cl/compile.go b/cl/compile.go
index bf0bf358..1c060640 100644
--- a/cl/compile.go
+++ b/cl/compile.go
@@ -89,7 +89,6 @@ type context struct {
 	goTyps *types.Package
 	goPkg  *ssa.Package
 	pyMod  string
-	link   map[string]string // pkgPath.nameInPkg => linkname
 	skips  map[string]none
 	loaded map[*types.Package]*pkgInfo // loaded packages
 	bvals  map[ssa.Value]llssa.Expr    // block values
@@ -827,7 +826,6 @@ func NewPackageEx(prog llssa.Program, patches Patches, pkg *ssa.Package, files [
 		goTyps:  pkgTypes,
 		goPkg:   pkg,
 		patches: patches,
-		link:    make(map[string]string),
 		skips:   make(map[string]none),
 		vargs:   make(map[*ssa.Alloc][]llssa.Expr),
 		loaded: map[*types.Package]*pkgInfo{
@@ -936,7 +934,7 @@ func (p *context) patchType(typ types.Type) types.Type {
 }
 
 func (p *context) resolveLinkname(name string) string {
-	if link, ok := p.link[name]; ok {
+	if link, ok := p.prog.Linkname(name); ok {
 		prefix, ltarget, _ := strings.Cut(link, ".")
 		if prefix != "C" {
 			panic("resolveLinkname: invalid link: " + link)
diff --git a/cl/import.go b/cl/import.go
index 69861dca..58ae08a8 100644
--- a/cl/import.go
+++ b/cl/import.go
@@ -266,7 +266,7 @@ func (p *context) initLink(line string, prefix int, f func(inPkgName string) (fu
 		if fullName, isVar, ok := f(inPkgName); ok {
 			link := strings.TrimLeft(text[idx+1:], " ")
 			if isVar || strings.Contains(link, ".") { // eg. C.printf, C.strlen, llgo.cstr
-				p.link[fullName] = link
+				p.prog.SetLinkname(fullName, link)
 			} else {
 				panic(line + ": no specified call convention. eg. //go:linkname Printf C.printf")
 			}
@@ -434,7 +434,7 @@ func (p *context) funcName(fn *ssa.Function, ignore bool) (*types.Package, strin
 			return nil, orgName, ignoredFunc
 		}
 	}
-	if v, ok := p.link[orgName]; ok {
+	if v, ok := p.prog.Linkname(orgName); ok {
 		if strings.HasPrefix(v, "C.") {
 			return nil, v[2:], cFunc
 		}
@@ -458,7 +458,7 @@ const (
 
 func (p *context) varName(pkg *types.Package, v *ssa.Global) (vName string, vtype int, define bool) {
 	name := llssa.FullName(pkg, v.Name())
-	if v, ok := p.link[name]; ok {
+	if v, ok := p.prog.Linkname(name); ok {
 		if pos := strings.IndexByte(v, '.'); pos >= 0 {
 			if pos == 2 && v[0] == 'p' && v[1] == 'y' {
 				return v[3:], pyVar, false
diff --git a/ssa/abitype.go b/ssa/abitype.go
index 50912370..3c566dbd 100644
--- a/ssa/abitype.go
+++ b/ssa/abitype.go
@@ -431,9 +431,7 @@ func (b Builder) loadType(t types.Type) Global {
 		prog := b.Prog
 		g = pkg.doNewVar(name, prog.AbiTypePtrPtr())
 		g.InitNil()
-		if pub {
-			g.impl.SetLinkage(llvm.LinkOnceAnyLinkage)
-		}
+		g.impl.SetLinkage(llvm.LinkOnceAnyLinkage)
 		pkg.abiTypeInit(g, t, pub)
 	}
 	return g
diff --git a/ssa/package.go b/ssa/package.go
index 2e9d6da4..57b3ed1d 100644
--- a/ssa/package.go
+++ b/ssa/package.go
@@ -191,6 +191,7 @@ type aProgram struct {
 	sigljmpTy   *types.Signature
 
 	paramObjPtr_ *types.Var
+	linkname     map[string]string // pkgPath.nameInPkg => linkname
 
 	ptrSize int
 
@@ -227,6 +228,7 @@ func NewProgram(target *Target) Program {
 		ctx: ctx, gocvt: newGoTypes(),
 		target: target, td: td, is32Bits: is32Bits,
 		ptrSize: td.PointerSize(), named: make(map[string]llvm.Type), fnnamed: make(map[string]int),
+		linkname: make(map[string]string),
 	}
 }
 
@@ -245,6 +247,15 @@ func (p Program) SetTypeBackground(fullName string, bg Background) {
 	p.gocvt.typbg[fullName] = bg
 }
 
+func (p Program) SetLinkname(name, link string) {
+	p.linkname[name] = link
+}
+
+func (p Program) Linkname(name string) (link string, ok bool) {
+	link, ok = p.linkname[name]
+	return
+}
+
 func (p Program) runtime() *types.Package {
 	if p.rt == nil {
 		p.rt = p.rtget()