1 ; RUN: opt < %s -simplifycfg -S | grep {br i1} | count 1
4 target 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-f80:32:32"
5 target triple = "i386-pc-linux-gnu"
6 %llvm.dbg.anchor.type = type { i32, i32 }
7 %llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
8 %llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8* }
9 %llvm.dbg.derivedtype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }* }
10 %llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
11 %llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* }
12 @llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 393262, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 4, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
13 @llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
14 @llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 393233, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([7 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([5 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
15 @llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
16 @.str = internal constant [7 x i8] c"cond.c\00", section "llvm.metadata" ; <[7 x i8]*> [#uses=1]
17 @.str1 = internal constant [5 x i8] c"/tmp\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1]
18 @.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5555) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
19 @.str3 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
20 @llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 393252, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), { }* null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
21 @.str4 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
22 @llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 393473, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 4, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=0]
23 @.str5 = internal constant [2 x i8] c"x\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
24 @llvm.dbg.variable6 = internal constant %llvm.dbg.variable.type { i32 393473, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str7, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 4, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=0]
25 @.str7 = internal constant [2 x i8] c"y\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
26 @llvm.dbg.derivedtype = internal constant %llvm.dbg.derivedtype.type { i32 393238, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([6 x i8]* @.str8, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, i64 0, i64 0, i64 0, i32 0, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype9 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
27 @.str8 = internal constant [6 x i8] c"uint1\00", section "llvm.metadata" ; <[6 x i8]*> [#uses=1]
28 @llvm.dbg.basictype9 = internal constant %llvm.dbg.basictype.type { i32 393252, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 8, i64 8, i64 0, i32 0, i32 7 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
30 define i32 @foo(i32 %x1, i1 zeroext %y2) nounwind {
32 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
33 call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
34 call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
35 %tmp4 = icmp eq i32 %x1, 0 ; <i1> [#uses=1]
36 br i1 %tmp4, label %bb, label %bb14
39 call void @llvm.dbg.stoppoint(i32 6, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
40 br i1 %y2, label %bb14, label %bb10
43 call void @llvm.dbg.stoppoint(i32 7, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
44 %tmp9 = call i32 @g1(i32 %x1) nounwind ; <i32> [#uses=1]
48 call void @llvm.dbg.stoppoint(i32 8, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
49 %tmp12 = add i32 %x1, 1 ; <i32> [#uses=1]
50 %tmp13 = call i32 @g2(i32 %tmp12) nounwind ; <i32> [#uses=1]
53 bb14: ; preds = %entry
54 call void @llvm.dbg.stoppoint(i32 10, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
55 %tmp16 = call i32 @g1(i32 %x1) nounwind ; <i32> [#uses=1]
56 call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
60 declare void @llvm.dbg.func.start({ }*) nounwind
62 declare void @llvm.dbg.declare({ }*, { }*) nounwind
64 declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
70 declare void @llvm.dbg.region.end({ }*) nounwind