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- ; RUN: opt -indvars -disable-output < %s
- target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
- declare i32 @putchar(i8) nounwind
- define void @t2(i1* %P) nounwind {
- ; <label>:0
- br label %1
- ; <label>:1 ; preds = %1, %0
- %2 = phi double [ 9.000000e+00, %0 ], [ %4, %1 ] ; <double> [#uses=1]
- %3 = tail call i32 @putchar(i8 72) ; <i32> [#uses=0]
- %4 = fadd double %2, -1.000000e+00 ; <double> [#uses=2]
- %5 = fcmp ult double %4, 0.000000e+00 ; <i1> [#uses=1]
- store i1 %5, i1* %P
- br i1 %5, label %6, label %1
- ; <label>:6 ; preds = %1
- ret void
- }
- ; PR7562
- define void @fannkuch() nounwind {
- entry: ; preds = %entry
- br label %bb12
- bb12: ; preds = %bb29, %entry
- %i.1 = phi i32 [ undef, %entry ], [ %i.0, %bb29 ] ; <i32> [#uses=2]
- %r.1 = phi i32 [ undef, %entry ], [ %r.0, %bb29 ] ; <i32> [#uses=2]
- br i1 undef, label %bb13, label %bb24
- bb13: ; preds = %bb12
- br label %bb24
- bb24: ; preds = %bb30, %bb13, %bb12
- %i.2 = phi i32 [ %i.1, %bb13 ], [ %i.0, %bb30 ], [ %i.1, %bb12 ] ; <i32> [#uses=1]
- %r.0 = phi i32 [ %r.1, %bb13 ], [ %2, %bb30 ], [ %r.1, %bb12 ] ; <i32> [#uses=3]
- br label %bb28
- bb27: ; preds = %bb28
- %0 = add nsw i32 %i.0, 1 ; <i32> [#uses=1]
- br label %bb28
- bb28: ; preds = %bb27, %bb26
- %i.0 = phi i32 [ %i.2, %bb24 ], [ %0, %bb27 ] ; <i32> [#uses=4]
- %1 = icmp slt i32 %i.0, %r.0 ; <i1> [#uses=1]
- br i1 %1, label %bb27, label %bb29
- bb29: ; preds = %bb28
- br i1 undef, label %bb12, label %bb30
- bb30: ; preds = %bb29
- %2 = add nsw i32 %r.0, 1 ; <i32> [#uses=1]
- br label %bb24
- }
- ; PR10770
- declare void @__go_panic() noreturn
- declare void @__go_undefer()
- declare i32 @__gccgo_personality_v0(i32, i64, i8*, i8*)
- define void @main.main() uwtable personality i32 (i32, i64, i8*, i8*)* @__gccgo_personality_v0 {
- entry:
- invoke void @__go_panic() noreturn
- to label %0 unwind label %"5.i"
- ; <label>:0 ; preds = %entry
- unreachable
- "3.i": ; preds = %"7.i", %"5.i"
- invoke void @__go_undefer()
- to label %main.f.exit unwind label %"7.i"
- "5.i": ; preds = %entry
- %1 = landingpad { i8*, i32 }
- catch i8* null
- br label %"3.i"
- "7.i": ; preds = %"3.i"
- %2 = landingpad { i8*, i32 }
- catch i8* null
- br label %"3.i"
- main.f.exit: ; preds = %"3.i"
- unreachable
- }
- ; PR13967
- define void @f() nounwind ssp {
- bb:
- br label %bb4
- bb4:
- %tmp = phi i64 [ %tmp5, %bb7 ], [ undef, %bb ]
- %tmp5 = add nsw i64 %tmp, 1
- %extract.t1 = trunc i64 %tmp5 to i32
- br i1 false, label %bb6, label %bb7
- bb6:
- br label %bb7
- bb7:
- %.off0 = phi i32 [ undef, %bb6 ], [ %extract.t1, %bb4 ]
- %tmp8 = icmp eq i32 %.off0, 0
- br i1 %tmp8, label %bb9, label %bb4
- bb9:
- ret void
- }
- ; PR12536
- define void @fn1() noreturn nounwind {
- entry:
- br label %for.cond
- for.cond: ; preds = %for.end, %entry
- %b.0 = phi i32 [ undef, %entry ], [ %conv, %for.end ]
- br label %for.cond1
- for.cond1: ; preds = %for.cond1, %for.cond
- %c.0 = phi i32 [ %b.0, %for.cond1 ], [ 0, %for.cond ]
- br i1 undef, label %for.cond1, label %for.end
- for.end: ; preds = %for.cond1
- %cmp2 = icmp slt i32 %c.0, 1
- %conv = zext i1 %cmp2 to i32
- br label %for.cond
- }
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