github.com/goplus/llgo@v0.8.3/cl/_testrt/unreachable/out.ll (about)

     1  ; ModuleID = 'main'
     2  source_filename = "main"
     3  
     4  @"main.init$guard" = global ptr null
     5  @__llgo_argc = global ptr null
     6  @__llgo_argv = global ptr null
     7  @0 = private unnamed_addr constant [7 x i8] c"Hello\0A\00", align 1
     8  
     9  define void @main.foo() {
    10  _llgo_0:
    11    unreachable
    12    ret void
    13  }
    14  
    15  define void @main.init() {
    16  _llgo_0:
    17    %0 = load i1, ptr @"main.init$guard", align 1
    18    br i1 %0, label %_llgo_2, label %_llgo_1
    19  
    20  _llgo_1:                                          ; preds = %_llgo_0
    21    store i1 true, ptr @"main.init$guard", align 1
    22    br label %_llgo_2
    23  
    24  _llgo_2:                                          ; preds = %_llgo_1, %_llgo_0
    25    ret void
    26  }
    27  
    28  define i32 @main(i32 %0, ptr %1) {
    29  _llgo_0:
    30    store i32 %0, ptr @__llgo_argc, align 4
    31    store ptr %1, ptr @__llgo_argv, align 8
    32    call void @"github.com/goplus/llgo/internal/runtime.init"()
    33    call void @main.init()
    34    call void @main.foo()
    35    %2 = call i32 (ptr, ...) @printf(ptr @0)
    36    ret i32 0
    37  }
    38  
    39  declare void @"github.com/goplus/llgo/internal/runtime.init"()
    40  
    41  declare i32 @printf(ptr, ...)