-; This is a basic sanity check for constant propogation. The add instruction
+; RUN: opt < %s -constprop -die -S | FileCheck %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-S128"
+target triple = "x86_64-apple-macosx10.7.2"
+
+; This is a basic sanity check for constant propagation. The add instruction
; should be eliminated.
+define i32 @test1(i1 %B) {
+ br i1 %B, label %BB1, label %BB2
+
+BB1:
+ %Val = add i32 0, 0
+ br label %BB3
+
+BB2:
+ br label %BB3
+
+BB3:
+; CHECK: @test1
+; CHECK: %Ret = phi i32 [ 0, %BB1 ], [ 1, %BB2 ]
+ %Ret = phi i32 [ %Val, %BB1 ], [ 1, %BB2 ]
+ ret i32 %Ret
+}
+
+
+; PR6197
+define i1 @test2(i8* %f) nounwind {
+entry:
+ %V = icmp ne i8* blockaddress(@test2, %bb), null
+ br label %bb
+bb:
+ ret i1 %V
+
+; CHECK: @test2
+; CHECK: ret i1 true
+}
+
+define i1 @TNAN() {
+; CHECK: @TNAN
+; CHECK: ret i1 true
+ %A = fcmp uno double 0x7FF8000000000000, 1.000000e+00
+ %B = fcmp uno double 1.230000e+02, 1.000000e+00
+ %C = or i1 %A, %B
+ ret i1 %C
+}
-; RUN: llvm-as < %s | opt -constprop -die | llvm-dis | not grep add
-
-int %test(bool %B) {
- br bool %B, label %BB1, label %BB2
-BB1:
- %Val = add int 0, 0
- br label %BB3
-BB2:
- br label %BB3
-BB3:
- %Ret = phi int [%Val, %BB1], [1, %BB2]
- ret int %Ret
+define i128 @vector_to_int_cast() {
+ %A = bitcast <4 x i32> <i32 1073741824, i32 1073741824, i32 1073741824, i32 1073741824> to i128
+ ret i128 %A
+; CHECK: @vector_to_int_cast
+; CHECK: ret i128 85070591750041656499021422275829170176
}
+
\ No newline at end of file