llvm-project/llvm/test/Transforms/JumpThreading/crash.ll

91 lines
2.3 KiB
LLVM

; RUN: opt < %s -jump-threading -disable-output
; PR2285
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"
target triple = "x86_64-unknown-linux-gnu"
%struct.system__secondary_stack__mark_id = type { i64, i64 }
define void @_ada_c35507b() {
entry:
br label %bb
bb: ; preds = %bb13, %entry
%ch.0 = phi i8 [ 0, %entry ], [ 0, %bb13 ] ; <i8> [#uses=1]
%tmp11 = icmp ugt i8 %ch.0, 31 ; <i1> [#uses=1]
%tmp120 = call %struct.system__secondary_stack__mark_id @system__secondary_stack__ss_mark( ) ; <%struct.system__secondary_stack__mark_id> [#uses=1]
br i1 %tmp11, label %bb110, label %bb13
bb13: ; preds = %bb
br label %bb
bb110: ; preds = %bb
%mrv_gr124 = getresult %struct.system__secondary_stack__mark_id %tmp120, 1 ; <i64> [#uses=0]
unreachable
}
declare %struct.system__secondary_stack__mark_id @system__secondary_stack__ss_mark()
define fastcc void @findratio(double* nocapture %res1, double* nocapture %res2) nounwind ssp {
entry:
br label %bb12
bb6.us:
%tmp = icmp eq i32 undef, undef
%tmp1 = fsub double undef, undef
%tmp2 = fcmp ult double %tmp1, 0.000000e+00
br i1 %tmp, label %bb6.us, label %bb13
bb12:
%tmp3 = fcmp ult double undef, 0.000000e+00
br label %bb13
bb13:
%.lcssa31 = phi double [ undef, %bb12 ], [ %tmp1, %bb6.us ]
%.lcssa30 = phi i1 [ %tmp3, %bb12 ], [ %tmp2, %bb6.us ]
br i1 %.lcssa30, label %bb15, label %bb61
bb15:
%tmp4 = fsub double -0.000000e+00, %.lcssa31
ret void
bb61:
ret void
}
; PR5258
define i32 @test(i1 %cond, i1 %cond2, i32 %a) {
A:
br i1 %cond, label %F, label %A1
F:
br label %A1
A1:
%d = phi i1 [false, %A], [true, %F]
%e = add i32 %a, %a
br i1 %d, label %B, label %G
G:
br i1 %cond2, label %B, label %D
B:
%f = phi i32 [%e, %G], [%e, %A1]
%b = add i32 0, 0
switch i32 %a, label %C [
i32 7, label %D
i32 8, label %D
i32 9, label %D
]
C:
br label %D
D:
%c = phi i32 [%e, %B], [%e, %B], [%e, %B], [%f, %C], [%e, %G]
ret i32 %c
E:
ret i32 412
}