1; RUN: opt < %s -simplifycfg -instcombine -S | grep 0x3FB99999A0000000 | count 2
2; RUN: opt < %s -simplifycfg -instcombine -S | grep 0xBFB99999A0000000 | count 2
3; check constant folding for 'frem'.  PR 3316.
4
5; ModuleID = 'tt.c'
6target 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"
7target triple = "i386-apple-darwin9.6"
8
9define float @test1() nounwind {
10entry:
11	%retval = alloca float		; <float*> [#uses=2]
12	%0 = alloca float		; <float*> [#uses=2]
13	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
14	%1 = frem double 1.000000e-01, 1.000000e+00	; <double> [#uses=1]
15	%2 = fptrunc double %1 to float		; <float> [#uses=1]
16	store float %2, float* %0, align 4
17	%3 = load float, float* %0, align 4		; <float> [#uses=1]
18	store float %3, float* %retval, align 4
19	br label %return
20
21return:		; preds = %entry
22	%retval1 = load float, float* %retval		; <float> [#uses=1]
23	ret float %retval1
24}
25
26define float @test2() nounwind {
27entry:
28	%retval = alloca float		; <float*> [#uses=2]
29	%0 = alloca float		; <float*> [#uses=2]
30	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
31	%1 = frem double -1.000000e-01, 1.000000e+00	; <double> [#uses=1]
32	%2 = fptrunc double %1 to float		; <float> [#uses=1]
33	store float %2, float* %0, align 4
34	%3 = load float, float* %0, align 4		; <float> [#uses=1]
35	store float %3, float* %retval, align 4
36	br label %return
37
38return:		; preds = %entry
39	%retval1 = load float, float* %retval		; <float> [#uses=1]
40	ret float %retval1
41}
42
43define float @test3() nounwind {
44entry:
45	%retval = alloca float		; <float*> [#uses=2]
46	%0 = alloca float		; <float*> [#uses=2]
47	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
48	%1 = frem double 1.000000e-01, -1.000000e+00	; <double> [#uses=1]
49	%2 = fptrunc double %1 to float		; <float> [#uses=1]
50	store float %2, float* %0, align 4
51	%3 = load float, float* %0, align 4		; <float> [#uses=1]
52	store float %3, float* %retval, align 4
53	br label %return
54
55return:		; preds = %entry
56	%retval1 = load float, float* %retval		; <float> [#uses=1]
57	ret float %retval1
58}
59
60define float @test4() nounwind {
61entry:
62	%retval = alloca float		; <float*> [#uses=2]
63	%0 = alloca float		; <float*> [#uses=2]
64	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
65	%1 = frem double -1.000000e-01, -1.000000e+00	; <double> [#uses=1]
66	%2 = fptrunc double %1 to float		; <float> [#uses=1]
67	store float %2, float* %0, align 4
68	%3 = load float, float* %0, align 4		; <float> [#uses=1]
69	store float %3, float* %retval, align 4
70	br label %return
71
72return:		; preds = %entry
73	%retval1 = load float, float* %retval		; <float> [#uses=1]
74	ret float %retval1
75}
76