target triple = "wasm32-unknown-unknown" $foo = comdat any @constantData = constant [3 x i8] c"abc", comdat($foo) define i32 @comdatFn() comdat($foo) { ret i32 ptrtoint ([3 x i8]* @constantData to i32) } define internal void @do_init() comdat($foo) { ret void } %0 = type { i32, void ()*, i8* } @llvm.global_ctors = appending global [1 x %0 ] [%0 { i32 65535, void ()* @do_init, i8* null }] ; Everything above this is part of the `foo` comdat group define i32 @callComdatFn1() { ret i32 ptrtoint (i32 ()* @comdatFn to i32) }