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; 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
}
define i32 @test2() nounwind {
entry:
br i1 true, label %decDivideOp.exit, label %bb7.i
bb7.i: ; preds = %bb7.i, %entry
br label %bb7.i
decDivideOp.exit: ; preds = %entry
ret i32 undef
}
; PR3298
define i32 @test3(i32 %p_79, i32 %p_80) nounwind {
entry:
br label %bb7
bb1: ; preds = %bb2
br label %bb2
bb2: ; preds = %bb7, %bb1
%l_82.0 = phi i8 [ 0, %bb1 ], [ %l_82.1, %bb7 ] ; <i8> [#uses=3]
br i1 true, label %bb3, label %bb1
bb3: ; preds = %bb2
%0 = icmp eq i32 %p_80_addr.1, 0 ; <i1> [#uses=1]
br i1 %0, label %bb7, label %bb6
bb5: ; preds = %bb6
%1 = icmp eq i8 %l_82.0, 0 ; <i1> [#uses=1]
br i1 %1, label %bb1.i, label %bb.i
bb.i: ; preds = %bb5
br label %safe_div_func_char_s_s.exit
bb1.i: ; preds = %bb5
br label %safe_div_func_char_s_s.exit
safe_div_func_char_s_s.exit: ; preds = %bb1.i, %bb.i
br label %bb6
bb6: ; preds = %safe_div_func_char_s_s.exit, %bb3
%p_80_addr.0 = phi i32 [ %p_80_addr.1, %bb3 ], [ 1, %safe_div_func_char_s_s.exit ] ; <i32> [#uses=2]
%2 = icmp eq i32 %p_80_addr.0, 0 ; <i1> [#uses=1]
br i1 %2, label %bb7, label %bb5
bb7: ; preds = %bb6, %bb3, %entry
%l_82.1 = phi i8 [ 1, %entry ], [ %l_82.0, %bb3 ], [ %l_82.0, %bb6 ] ; <i8> [#uses=2]
%p_80_addr.1 = phi i32 [ 0, %entry ], [ %p_80_addr.1, %bb3 ], [ %p_80_addr.0, %bb6 ] ; <i32> [#uses=4]
%3 = icmp eq i32 %p_80_addr.1, 0 ; <i1> [#uses=1]
br i1 %3, label %bb8, label %bb2
bb8: ; preds = %bb7
%4 = sext i8 %l_82.1 to i32 ; <i32> [#uses=0]
ret i32 0
}
; PR3353
define i32 @test4(i8 %X) {
entry:
%Y = add i8 %X, 1
%Z = add i8 %Y, 1
br label %bb33.i
bb33.i: ; preds = %bb33.i, %bb32.i
switch i8 %Y, label %bb32.i [
i8 39, label %bb35.split.i
i8 13, label %bb33.i
]
bb35.split.i:
ret i32 5
bb32.i:
ret i32 1
}
define fastcc void @test5(i1 %tmp, i32 %tmp1) nounwind ssp {
entry:
br i1 %tmp, label %bb12, label %bb13
bb12:
br label %bb13
bb13:
%.lcssa31 = phi i32 [ undef, %bb12 ], [ %tmp1, %entry ]
%A = and i1 undef, undef
br i1 %A, label %bb15, label %bb61
bb15:
ret void
bb61:
ret void
}
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