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llvm-mirror/test/Transforms/InstCombine/2012-02-13-FCmp.ll
2012-02-13 23:05:18 +00:00

36 lines
1.4 KiB
LLVM

; RUN: opt -instcombine -S < %s | FileCheck %s
; Radar 10803727
@.str = private unnamed_addr constant [35 x i8] c"\0Ain_range input (should be 0): %f\0A\00", align 1
@.str1 = external hidden unnamed_addr constant [35 x i8], align 1
declare i32 @printf(i8*, ...)
define i64 @_Z8tempCastj(i32 %val) uwtable ssp {
entry:
%call = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([35 x i8]* @.str1, i64 0, i64 0), i32 %val)
%conv = uitofp i32 %val to double
%call.i = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([35 x i8]* @.str, i64 0, i64 0), double %conv)
%cmp.i = fcmp oge double %conv, -1.000000e+00
br i1 %cmp.i, label %land.rhs.i, label %if.end.critedge
; CHECK: br i1 true, label %land.rhs.i, label %if.end.critedge
land.rhs.i: ; preds = %entry
%cmp1.i = fcmp olt double %conv, 1.000000e+00
br i1 %cmp1.i, label %if.then, label %if.end
if.then: ; preds = %land.rhs.i
%add = fadd double %conv, 5.000000e-01
%conv3 = fptosi double %add to i64
br label %return
if.end.critedge: ; preds = %entry
br label %if.end
if.end: ; preds = %if.end.critedge, %land.rhs.i
br label %return
return: ; preds = %if.end, %if.then
%retval.0 = phi i64 [ %conv3, %if.then ], [ -1, %if.end ]
ret i64 %retval.0
}