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1; RUN: llc < %s -mcpu=i486 | FileCheck %s2; PR15053 4target 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"5target triple = "i686-apple-darwin8"6 %"struct.std::basic_ios<char,std::char_traits<char> >" = type { %"struct.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }7 %"struct.std::basic_ostream<char,std::char_traits<char> >" = type { ptr, %"struct.std::basic_ios<char,std::char_traits<char> >" }8 %"struct.std::basic_streambuf<char,std::char_traits<char> >" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"struct.std::locale" }9 %"struct.std::ctype<char>" = type { %"struct.std::locale::facet", ptr, i8, ptr, ptr, ptr, i8, [256 x i8], [256 x i8], i8 }10 %"struct.std::ctype_base" = type <{ i8 }>11 %"struct.std::ios_base" = type { ptr, i32, i32, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"struct.std::locale" }12 %"struct.std::ios_base::_Callback_list" = type { ptr, ptr, i32, i32 }13 %"struct.std::ios_base::_Words" = type { ptr, i32 }14 %"struct.std::locale" = type { ptr }15 %"struct.std::locale::_Impl" = type { i32, ptr, i32, ptr, ptr }16 %"struct.std::locale::facet" = type { ptr, i32 }17 %"struct.std::num_get<char,std::istreambuf_iterator<char, std::char_traits<char> > >" = type { %"struct.std::locale::facet" }18@a = global float 0x3FD3333340000000 ; <ptr> [#uses=1]19@b = global double 6.000000e-01, align 8 ; <ptr> [#uses=1]20@_ZSt8__ioinit = internal global %"struct.std::ctype_base" zeroinitializer ; <ptr> [#uses=2]21@__dso_handle = external global ptr ; <ptr> [#uses=1]22@_ZSt4cout = external global %"struct.std::basic_ostream<char,std::char_traits<char> >" ; <ptr> [#uses=2]23@.str = internal constant [12 x i8] c"tan float: \00" ; <ptr> [#uses=1]24@.str1 = internal constant [13 x i8] c"tan double: \00" ; <ptr> [#uses=1]25 26declare void @_ZNSt8ios_base4InitD1Ev(ptr)27 28declare void @_ZNSt8ios_base4InitC1Ev(ptr)29 30declare i32 @__cxa_atexit(ptr, ptr, ptr)31 32; CHECK: main33define i32 @main() {34entry:35; CHECK: flds36 %tmp6 = load volatile float, ptr @a ; <float> [#uses=1]37; CHECK: fstps (%esp)38; CHECK: tanf39 %tmp9 = tail call float @tanf( float %tmp6 ) ; <float> [#uses=1]40; Spill returned value:41; CHECK: fstp42 43; CHECK: fldl44 %tmp12 = load volatile double, ptr @b ; <double> [#uses=1]45; CHECK: fstpl (%esp)46; CHECK: tan47 %tmp13 = tail call double @tan( double %tmp12 ) ; <double> [#uses=1]48; Spill returned value:49; CHECK: fstp50 %tmp1314 = fptrunc double %tmp13 to float ; <float> [#uses=1]51 %tmp16 = tail call ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc( ptr @_ZSt4cout, ptr @.str ) ; <ptr> [#uses=1]52 %tmp1920 = fpext float %tmp9 to double ; <double> [#uses=1]53; reload:54; CHECK: fld55; CHECK: fstpl56; CHECK: ZNSolsEd57 %tmp22 = tail call ptr @_ZNSolsEd( ptr %tmp16, double %tmp1920 ) ; <ptr> [#uses=1]58 %tmp30 = tail call ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_( ptr %tmp22 ) ; <ptr> [#uses=0]59; reload:60; CHECK: ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc61 %tmp34 = tail call ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc( ptr @_ZSt4cout, ptr @.str1 ) ; <ptr> [#uses=1]62 %tmp3940 = fpext float %tmp1314 to double ; <double> [#uses=1]63; CHECK: fld64; CHECK: fstpl65; CHECK: ZNSolsEd66 %tmp42 = tail call ptr @_ZNSolsEd( ptr %tmp34, double %tmp3940 ) ; <ptr> [#uses=1]67 %tmp51 = tail call ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_( ptr %tmp42 ) ; <ptr> [#uses=0]68 ret i32 069}70 71declare float @tanf(float)72 73declare double @tan(double)74 75declare ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr, ptr)76 77declare ptr @_ZNSolsEd(ptr, double)78 79declare ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr)80