diff --git a/kotstd/lib/arm/array_c.ll b/kotstd/lib/arm/array_c.ll
index 1efea99ab23..4e01dd4193a 100644
--- a/kotstd/lib/arm/array_c.ll
+++ b/kotstd/lib/arm/array_c.ll
@@ -3,7 +3,7 @@ target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
 target triple = "thumbv7m-none--eabi"
 
 ; Function Attrs: nounwind
-define i32 @malloc_array(i32 %x) #0 {
+define weak i32 @malloc_array(i32 %x) #0 {
   %1 = alloca i32, align 4
   store i32 %x, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -15,7 +15,7 @@ define i32 @malloc_array(i32 %x) #0 {
 declare i8* @malloc(i32) #1
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_get_byte(i32 %data, i32 %index) #0 {
+define weak zeroext i8 @kotlinclib_get_byte(i32 %data, i32 %index) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   store i32 %data, i32* %1, align 4
@@ -29,7 +29,7 @@ define zeroext i8 @kotlinclib_get_byte(i32 %data, i32 %index) #0 {
 }
 
 ; Function Attrs: nounwind
-define void @kotlinclib_set_byte(i32 %data, i32 %index, i8 zeroext %value) #0 {
+define weak void @kotlinclib_set_byte(i32 %data, i32 %index, i8 zeroext %value) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   %3 = alloca i8, align 1
@@ -49,7 +49,7 @@ define void @kotlinclib_set_byte(i32 %data, i32 %index, i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_get_int(i32 %data, i32 %index) #0 {
+define weak i32 @kotlinclib_get_int(i32 %data, i32 %index) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   store i32 %data, i32* %1, align 4
@@ -63,7 +63,7 @@ define i32 @kotlinclib_get_int(i32 %data, i32 %index) #0 {
 }
 
 ; Function Attrs: nounwind
-define void @kotlinclib_set_int(i32 %data, i32 %index, i32 %value) #0 {
+define weak void @kotlinclib_set_int(i32 %data, i32 %index, i32 %value) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   %3 = alloca i32, align 4
@@ -83,7 +83,7 @@ define void @kotlinclib_set_int(i32 %data, i32 %index, i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define signext i16 @kotlinclib_get_short(i32 %data, i32 %index) #0 {
+define weak signext i16 @kotlinclib_get_short(i32 %data, i32 %index) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   store i32 %data, i32* %1, align 4
@@ -97,7 +97,7 @@ define signext i16 @kotlinclib_get_short(i32 %data, i32 %index) #0 {
 }
 
 ; Function Attrs: nounwind
-define void @kotlinclib_set_short(i32 %data, i32 %index, i16 signext %value) #0 {
+define weak void @kotlinclib_set_short(i32 %data, i32 %index, i16 signext %value) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   %3 = alloca i16, align 2
@@ -117,7 +117,7 @@ define void @kotlinclib_set_short(i32 %data, i32 %index, i16 signext %value) #0
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_get_long(i32 %data, i32 %index) #0 {
+define weak i32 @kotlinclib_get_long(i32 %data, i32 %index) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   store i32 %data, i32* %1, align 4
@@ -131,7 +131,7 @@ define i32 @kotlinclib_get_long(i32 %data, i32 %index) #0 {
 }
 
 ; Function Attrs: nounwind
-define void @kotlinclib_set_long(i32 %data, i32 %index, i32 %value) #0 {
+define weak void @kotlinclib_set_long(i32 %data, i32 %index, i32 %value) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   %3 = alloca i32, align 4
diff --git a/kotstd/lib/arm/primitives_c.ll b/kotstd/lib/arm/primitives_c.ll
index 70bbd4386b2..632d4896f00 100644
--- a/kotstd/lib/arm/primitives_c.ll
+++ b/kotstd/lib/arm/primitives_c.ll
@@ -260,7 +260,7 @@ define weak float @kotlinclib_longToFloat(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define double @kotlinclib_longToDouble(i32 %value) #0 {
+define weak double @kotlinclib_longToDouble(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -376,4 +376,46 @@ define weak float @kotlinclib_doubleToFloat(double %value) #0 {
   ret float %3
 }
 
+; Function Attrs: nounwind
+define weak i32 @kotlinclib_int_size() #0 {
+  ret i32 4
+}
+
+; Function Attrs: nounwind
+define weak i32 @kotlinclib_long_size() #0 {
+  ret i32 8
+}
+
+; Function Attrs: nounwind
+define weak i32 @kotlinclib_boolean_size() #0 {
+  ret i32 1
+}
+
+; Function Attrs: nounwind
+define weak i32 @kotlinclib_short_size() #0 {
+  ret i32 2
+}
+
+; Function Attrs: nounwind
+define weak i32 @kotlinclib_double_size() #0 {
+  ret i32 8
+}
+
+; Function Attrs: nounwind
+define weak i32 @kotlinclib_float_size() #0 {
+  ret i32 4
+}
+
+; Function Attrs: nounwind
+define weak i32 @kotlinclib_char_size() #0 {
+  ret i32 1
+}
+
 attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+
+!llvm.module.flags = !{!0, !1}
+!llvm.ident = !{!2}
+
+!0 = !{i32 1, !"wchar_size", i32 4}
+!1 = !{i32 1, !"min_enum_size", i32 4}
+!2 = !{!"Ubuntu clang version 3.6.2-3ubuntu2 (tags/RELEASE_362/final) (based on LLVM 3.6.2)"}
diff --git a/kotstd/lib/x86/array_c.ll b/kotstd/lib/x86/array_c.ll
index 6d9505becaf..0cd31ef0e23 100644
--- a/kotstd/lib/x86/array_c.ll
+++ b/kotstd/lib/x86/array_c.ll
@@ -3,7 +3,7 @@ target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-pc-linux-gnu"
 
 ; Function Attrs: nounwind uwtable
-define i32 @malloc_array(i32 %x) #0 {
+define weak i32 @malloc_array(i32 %x) #0 {
   %1 = alloca i32, align 4
   store i32 %x, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -15,7 +15,7 @@ define i32 @malloc_array(i32 %x) #0 {
 declare i8* @malloc(i32) #1
 
 ; Function Attrs: nounwind uwtable
-define signext i8 @kotlinclib_get_byte(i32 %data, i32 %index) #0 {
+define weak signext i8 @kotlinclib_get_byte(i32 %data, i32 %index) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   store i32 %data, i32* %1, align 4
@@ -31,7 +31,7 @@ define signext i8 @kotlinclib_get_byte(i32 %data, i32 %index) #0 {
 }
 
 ; Function Attrs: nounwind uwtable
-define void @kotlinclib_set_byte(i32 %data, i32 %index, i8 signext %value) #0 {
+define weak void @kotlinclib_set_byte(i32 %data, i32 %index, i8 signext %value) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   %3 = alloca i8, align 1
@@ -53,7 +53,7 @@ define void @kotlinclib_set_byte(i32 %data, i32 %index, i8 signext %value) #0 {
 }
 
 ; Function Attrs: nounwind uwtable
-define i32 @kotlinclib_get_int(i32 %data, i32 %index) #0 {
+define weak i32 @kotlinclib_get_int(i32 %data, i32 %index) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   store i32 %data, i32* %1, align 4
@@ -69,7 +69,7 @@ define i32 @kotlinclib_get_int(i32 %data, i32 %index) #0 {
 }
 
 ; Function Attrs: nounwind uwtable
-define void @kotlinclib_set_int(i32 %data, i32 %index, i32 %value) #0 {
+define weak void @kotlinclib_set_int(i32 %data, i32 %index, i32 %value) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   %3 = alloca i32, align 4
@@ -91,7 +91,7 @@ define void @kotlinclib_set_int(i32 %data, i32 %index, i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind uwtable
-define signext i16 @kotlinclib_get_short(i32 %data, i32 %index) #0 {
+define weak signext i16 @kotlinclib_get_short(i32 %data, i32 %index) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   store i32 %data, i32* %1, align 4
@@ -107,7 +107,7 @@ define signext i16 @kotlinclib_get_short(i32 %data, i32 %index) #0 {
 }
 
 ; Function Attrs: nounwind uwtable
-define void @kotlinclib_set_short(i32 %data, i32 %index, i16 signext %value) #0 {
+define weak void @kotlinclib_set_short(i32 %data, i32 %index, i16 signext %value) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   %3 = alloca i16, align 2
@@ -129,7 +129,7 @@ define void @kotlinclib_set_short(i32 %data, i32 %index, i16 signext %value) #0
 }
 
 ; Function Attrs: nounwind uwtable
-define i64 @kotlinclib_get_long(i32 %data, i32 %index) #0 {
+define weak i64 @kotlinclib_get_long(i32 %data, i32 %index) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   store i32 %data, i32* %1, align 4
@@ -145,7 +145,7 @@ define i64 @kotlinclib_get_long(i32 %data, i32 %index) #0 {
 }
 
 ; Function Attrs: nounwind uwtable
-define void @kotlinclib_set_long(i32 %data, i32 %index, i64 %value) #0 {
+define weak void @kotlinclib_set_long(i32 %data, i32 %index, i64 %value) #0 {
   %1 = alloca i32, align 4
   %2 = alloca i32, align 4
   %3 = alloca i64, align 8
diff --git a/kotstd/lib/x86/primitives_c.ll b/kotstd/lib/x86/primitives_c.ll
index efc26cd7f5f..fdfd9831b9e 100644
--- a/kotstd/lib/x86/primitives_c.ll
+++ b/kotstd/lib/x86/primitives_c.ll
@@ -3,7 +3,7 @@ target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
 target triple = "thumbv7m-none--eabi"
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_intToByte(i32 %value) #0 {
+define weak zeroext i8 @kotlinclib_intToByte(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -12,7 +12,7 @@ define zeroext i8 @kotlinclib_intToByte(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_intToChar(i32 %value) #0 {
+define weak zeroext i8 @kotlinclib_intToChar(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -21,7 +21,7 @@ define zeroext i8 @kotlinclib_intToChar(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define signext i16 @kotlinclib_intToShort(i32 %value) #0 {
+define weak signext i16 @kotlinclib_intToShort(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -30,7 +30,7 @@ define signext i16 @kotlinclib_intToShort(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_intToLong(i32 %value) #0 {
+define weak i32 @kotlinclib_intToLong(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -38,7 +38,7 @@ define i32 @kotlinclib_intToLong(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define float @kotlinclib_intToFloat(i32 %value) #0 {
+define weak float @kotlinclib_intToFloat(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -47,7 +47,7 @@ define float @kotlinclib_intToFloat(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define double @kotlinclib_intToDouble(i32 %value) #0 {
+define weak double @kotlinclib_intToDouble(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -56,7 +56,7 @@ define double @kotlinclib_intToDouble(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_byteToChar(i8 zeroext %value) #0 {
+define weak zeroext i8 @kotlinclib_byteToChar(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -64,7 +64,7 @@ define zeroext i8 @kotlinclib_byteToChar(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define signext i16 @kotlinclib_byteToShort(i8 zeroext %value) #0 {
+define weak signext i16 @kotlinclib_byteToShort(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -73,7 +73,7 @@ define signext i16 @kotlinclib_byteToShort(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_byteToInt(i8 zeroext %value) #0 {
+define weak i32 @kotlinclib_byteToInt(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -82,7 +82,7 @@ define i32 @kotlinclib_byteToInt(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_byteToLong(i8 zeroext %value) #0 {
+define weak i32 @kotlinclib_byteToLong(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -91,7 +91,7 @@ define i32 @kotlinclib_byteToLong(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define float @kotlinclib_byteToFloat(i8 zeroext %value) #0 {
+define weak float @kotlinclib_byteToFloat(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -100,7 +100,7 @@ define float @kotlinclib_byteToFloat(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define double @kotlinclib_byteToDouble(i8 zeroext %value) #0 {
+define weak double @kotlinclib_byteToDouble(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -109,7 +109,7 @@ define double @kotlinclib_byteToDouble(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_charToByte(i8 zeroext %value) #0 {
+define weak zeroext i8 @kotlinclib_charToByte(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -117,7 +117,7 @@ define zeroext i8 @kotlinclib_charToByte(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define signext i16 @kotlinclib_charToShort(i8 zeroext %value) #0 {
+define weak signext i16 @kotlinclib_charToShort(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -126,7 +126,7 @@ define signext i16 @kotlinclib_charToShort(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_charToInt(i8 zeroext %value) #0 {
+define weak i32 @kotlinclib_charToInt(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -135,7 +135,7 @@ define i32 @kotlinclib_charToInt(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_charToLong(i8 zeroext %value) #0 {
+define weak i32 @kotlinclib_charToLong(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -144,7 +144,7 @@ define i32 @kotlinclib_charToLong(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define float @kotlinclib_charToFloat(i8 zeroext %value) #0 {
+define weak float @kotlinclib_charToFloat(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -153,7 +153,7 @@ define float @kotlinclib_charToFloat(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define double @kotlinclib_charToDouble(i8 zeroext %value) #0 {
+define weak double @kotlinclib_charToDouble(i8 zeroext %value) #0 {
   %1 = alloca i8, align 1
   store i8 %value, i8* %1, align 1
   %2 = load i8* %1, align 1
@@ -162,7 +162,7 @@ define double @kotlinclib_charToDouble(i8 zeroext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_shortToByte(i16 signext %value) #0 {
+define weak zeroext i8 @kotlinclib_shortToByte(i16 signext %value) #0 {
   %1 = alloca i16, align 2
   store i16 %value, i16* %1, align 2
   %2 = load i16* %1, align 2
@@ -171,7 +171,7 @@ define zeroext i8 @kotlinclib_shortToByte(i16 signext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_shortToChar(i16 signext %value) #0 {
+define weak zeroext i8 @kotlinclib_shortToChar(i16 signext %value) #0 {
   %1 = alloca i16, align 2
   store i16 %value, i16* %1, align 2
   %2 = load i16* %1, align 2
@@ -180,7 +180,7 @@ define zeroext i8 @kotlinclib_shortToChar(i16 signext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_shortToInt(i16 signext %value) #0 {
+define weak i32 @kotlinclib_shortToInt(i16 signext %value) #0 {
   %1 = alloca i16, align 2
   store i16 %value, i16* %1, align 2
   %2 = load i16* %1, align 2
@@ -189,7 +189,7 @@ define i32 @kotlinclib_shortToInt(i16 signext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_shortToLong(i16 signext %value) #0 {
+define weak i32 @kotlinclib_shortToLong(i16 signext %value) #0 {
   %1 = alloca i16, align 2
   store i16 %value, i16* %1, align 2
   %2 = load i16* %1, align 2
@@ -198,7 +198,7 @@ define i32 @kotlinclib_shortToLong(i16 signext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define float @kotlinclib_shortToFloat(i16 signext %value) #0 {
+define weak float @kotlinclib_shortToFloat(i16 signext %value) #0 {
   %1 = alloca i16, align 2
   store i16 %value, i16* %1, align 2
   %2 = load i16* %1, align 2
@@ -207,7 +207,7 @@ define float @kotlinclib_shortToFloat(i16 signext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define double @kotlinclib_shortToDouble(i16 signext %value) #0 {
+define weak double @kotlinclib_shortToDouble(i16 signext %value) #0 {
   %1 = alloca i16, align 2
   store i16 %value, i16* %1, align 2
   %2 = load i16* %1, align 2
@@ -216,7 +216,7 @@ define double @kotlinclib_shortToDouble(i16 signext %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_longToByte(i32 %value) #0 {
+define weak zeroext i8 @kotlinclib_longToByte(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -225,7 +225,7 @@ define zeroext i8 @kotlinclib_longToByte(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_longToChar(i32 %value) #0 {
+define weak zeroext i8 @kotlinclib_longToChar(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -234,7 +234,7 @@ define zeroext i8 @kotlinclib_longToChar(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define signext i16 @kotlinclib_longToShort(i32 %value) #0 {
+define weak signext i16 @kotlinclib_longToShort(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -243,7 +243,7 @@ define signext i16 @kotlinclib_longToShort(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_longToInt(i32 %value) #0 {
+define weak i32 @kotlinclib_longToInt(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -251,7 +251,7 @@ define i32 @kotlinclib_longToInt(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define float @kotlinclib_longToFloat(i32 %value) #0 {
+define weak float @kotlinclib_longToFloat(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -260,7 +260,7 @@ define float @kotlinclib_longToFloat(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define double @kotlinclib_longToDouble(i32 %value) #0 {
+define weak double @kotlinclib_longToDouble(i32 %value) #0 {
   %1 = alloca i32, align 4
   store i32 %value, i32* %1, align 4
   %2 = load i32* %1, align 4
@@ -269,7 +269,7 @@ define double @kotlinclib_longToDouble(i32 %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_floatToByte(float %value) #0 {
+define weak zeroext i8 @kotlinclib_floatToByte(float %value) #0 {
   %1 = alloca float, align 4
   store float %value, float* %1, align 4
   %2 = load float* %1, align 4
@@ -278,7 +278,7 @@ define zeroext i8 @kotlinclib_floatToByte(float %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_floatToChar(float %value) #0 {
+define weak zeroext i8 @kotlinclib_floatToChar(float %value) #0 {
   %1 = alloca float, align 4
   store float %value, float* %1, align 4
   %2 = load float* %1, align 4
@@ -287,7 +287,7 @@ define zeroext i8 @kotlinclib_floatToChar(float %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define signext i16 @kotlinclib_floatToShort(float %value) #0 {
+define weak signext i16 @kotlinclib_floatToShort(float %value) #0 {
   %1 = alloca float, align 4
   store float %value, float* %1, align 4
   %2 = load float* %1, align 4
@@ -296,7 +296,7 @@ define signext i16 @kotlinclib_floatToShort(float %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_floatToInt(float %value) #0 {
+define weak i32 @kotlinclib_floatToInt(float %value) #0 {
   %1 = alloca float, align 4
   store float %value, float* %1, align 4
   %2 = load float* %1, align 4
@@ -305,7 +305,7 @@ define i32 @kotlinclib_floatToInt(float %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_floatToLong(float %value) #0 {
+define weak i32 @kotlinclib_floatToLong(float %value) #0 {
   %1 = alloca float, align 4
   store float %value, float* %1, align 4
   %2 = load float* %1, align 4
@@ -314,7 +314,7 @@ define i32 @kotlinclib_floatToLong(float %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define double @kotlinclib_floatToDouble(float %value) #0 {
+define weak double @kotlinclib_floatToDouble(float %value) #0 {
   %1 = alloca float, align 4
   store float %value, float* %1, align 4
   %2 = load float* %1, align 4
@@ -323,7 +323,7 @@ define double @kotlinclib_floatToDouble(float %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_doubleToByte(double %value) #0 {
+define weak zeroext i8 @kotlinclib_doubleToByte(double %value) #0 {
   %1 = alloca double, align 8
   store double %value, double* %1, align 8
   %2 = load double* %1, align 8
@@ -332,7 +332,7 @@ define zeroext i8 @kotlinclib_doubleToByte(double %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define zeroext i8 @kotlinclib_doubleToChar(double %value) #0 {
+define weak zeroext i8 @kotlinclib_doubleToChar(double %value) #0 {
   %1 = alloca double, align 8
   store double %value, double* %1, align 8
   %2 = load double* %1, align 8
@@ -341,7 +341,7 @@ define zeroext i8 @kotlinclib_doubleToChar(double %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define signext i16 @kotlinclib_doubleToShort(double %value) #0 {
+define weak signext i16 @kotlinclib_doubleToShort(double %value) #0 {
   %1 = alloca double, align 8
   store double %value, double* %1, align 8
   %2 = load double* %1, align 8
@@ -350,7 +350,7 @@ define signext i16 @kotlinclib_doubleToShort(double %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_doubleToInt(double %value) #0 {
+define weak i32 @kotlinclib_doubleToInt(double %value) #0 {
   %1 = alloca double, align 8
   store double %value, double* %1, align 8
   %2 = load double* %1, align 8
@@ -359,7 +359,7 @@ define i32 @kotlinclib_doubleToInt(double %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_doubleToLong(double %value) #0 {
+define weak i32 @kotlinclib_doubleToLong(double %value) #0 {
   %1 = alloca double, align 8
   store double %value, double* %1, align 8
   %2 = load double* %1, align 8
@@ -368,7 +368,7 @@ define i32 @kotlinclib_doubleToLong(double %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define float @kotlinclib_doubleToFloat(double %value) #0 {
+define weak float @kotlinclib_doubleToFloat(double %value) #0 {
   %1 = alloca double, align 8
   store double %value, double* %1, align 8
   %2 = load double* %1, align 8
@@ -377,37 +377,37 @@ define float @kotlinclib_doubleToFloat(double %value) #0 {
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_int_size() #0 {
+define weak i32 @kotlinclib_int_size() #0 {
   ret i32 4
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_long_size() #0 {
+define weak i32 @kotlinclib_long_size() #0 {
   ret i32 4
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_boolean_size() #0 {
+define weak i32 @kotlinclib_boolean_size() #0 {
   ret i32 1
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_short_size() #0 {
+define weak i32 @kotlinclib_short_size() #0 {
   ret i32 2
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_double_size() #0 {
+define weak i32 @kotlinclib_double_size() #0 {
   ret i32 8
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_float_size() #0 {
+define weak i32 @kotlinclib_float_size() #0 {
   ret i32 4
 }
 
 ; Function Attrs: nounwind
-define i32 @kotlinclib_char_size() #0 {
+define weak i32 @kotlinclib_char_size() #0 {
   ret i32 1
 }