xref: /llvm-project/llvm/test/Transforms/NewGVN/2008-12-09-SelfRemove.ll (revision 229640343e400394b315c6798c7c19e8a9bd188c)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt < %s -passes=newgvn -S | FileCheck %s
3
4target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
5target triple = "i386-apple-darwin9.5"
6  %struct.anon = type { ptr, i32 }
7  %struct.d_print_info = type { i32, ptr, i32, i32, ptr, ptr, i32 }
8  %struct.d_print_mod = type { ptr, ptr, i32, ptr }
9  %struct.d_print_template = type { ptr, ptr }
10  %struct.demangle_component = type { i32, { %struct.anon } }
11
12define void @d_print_mod_list(ptr %dpi, ptr %mods, i32 %suffix) nounwind {
13; CHECK-LABEL: define void @d_print_mod_list(
14; CHECK-SAME: ptr [[DPI:%.*]], ptr [[MODS:%.*]], i32 [[SUFFIX:%.*]]) #[[ATTR0:[0-9]+]] {
15; CHECK-NEXT:  entry:
16; CHECK-NEXT:    [[TMP0:%.*]] = getelementptr [[STRUCT_D_PRINT_INFO:%.*]], ptr [[DPI]], i32 0, i32 1
17; CHECK-NEXT:    br i1 false, label [[RETURN:%.*]], label [[BB:%.*]]
18; CHECK:       bb:
19; CHECK-NEXT:    br label [[BB21:%.*]]
20; CHECK:       bb21:
21; CHECK-NEXT:    br label [[BB21]]
22; CHECK:       return:
23; CHECK-NEXT:    store i8 poison, ptr null, align 1
24; CHECK-NEXT:    ret void
25;
26entry:
27  %0 = getelementptr %struct.d_print_info, ptr %dpi, i32 0, i32 1		; <ptr> [#uses=1]
28  br i1 false, label %return, label %bb
29
30bb:		; preds = %entry
31  %1 = load ptr, ptr %0, align 4		; <ptr> [#uses=0]
32  %2 = getelementptr %struct.d_print_info, ptr %dpi, i32 0, i32 1		; <ptr> [#uses=0]
33  br label %bb21
34
35bb21:		; preds = %bb21, %bb
36  br label %bb21
37
38return:		; preds = %entry
39  ret void
40}
41
42