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      1 // run
      2 
      3 // Copyright 2015 The Go Authors. All rights reserved.
      4 // Use of this source code is governed by a BSD-style
      5 // license that can be found in the LICENSE file.
      6 
      7 // Test compound objects
      8 
      9 package main
     10 
     11 import "fmt"
     12 
     13 func string_ssa(a, b string, x bool) string {
     14 	s := ""
     15 	if x {
     16 		s = a
     17 	} else {
     18 		s = b
     19 	}
     20 	return s
     21 }
     22 
     23 func testString() {
     24 	a := "foo"
     25 	b := "barz"
     26 	if want, got := a, string_ssa(a, b, true); got != want {
     27 		fmt.Printf("string_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
     28 		failed = true
     29 	}
     30 	if want, got := b, string_ssa(a, b, false); got != want {
     31 		fmt.Printf("string_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
     32 		failed = true
     33 	}
     34 }
     35 
     36 //go:noinline
     37 func complex64_ssa(a, b complex64, x bool) complex64 {
     38 	var c complex64
     39 	if x {
     40 		c = a
     41 	} else {
     42 		c = b
     43 	}
     44 	return c
     45 }
     46 
     47 //go:noinline
     48 func complex128_ssa(a, b complex128, x bool) complex128 {
     49 	var c complex128
     50 	if x {
     51 		c = a
     52 	} else {
     53 		c = b
     54 	}
     55 	return c
     56 }
     57 
     58 func testComplex64() {
     59 	var a complex64 = 1 + 2i
     60 	var b complex64 = 3 + 4i
     61 
     62 	if want, got := a, complex64_ssa(a, b, true); got != want {
     63 		fmt.Printf("complex64_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
     64 		failed = true
     65 	}
     66 	if want, got := b, complex64_ssa(a, b, false); got != want {
     67 		fmt.Printf("complex64_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
     68 		failed = true
     69 	}
     70 }
     71 
     72 func testComplex128() {
     73 	var a complex128 = 1 + 2i
     74 	var b complex128 = 3 + 4i
     75 
     76 	if want, got := a, complex128_ssa(a, b, true); got != want {
     77 		fmt.Printf("complex128_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
     78 		failed = true
     79 	}
     80 	if want, got := b, complex128_ssa(a, b, false); got != want {
     81 		fmt.Printf("complex128_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
     82 		failed = true
     83 	}
     84 }
     85 
     86 func slice_ssa(a, b []byte, x bool) []byte {
     87 	var s []byte
     88 	if x {
     89 		s = a
     90 	} else {
     91 		s = b
     92 	}
     93 	return s
     94 }
     95 
     96 func testSlice() {
     97 	a := []byte{3, 4, 5}
     98 	b := []byte{7, 8, 9}
     99 	if want, got := byte(3), slice_ssa(a, b, true)[0]; got != want {
    100 		fmt.Printf("slice_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
    101 		failed = true
    102 	}
    103 	if want, got := byte(7), slice_ssa(a, b, false)[0]; got != want {
    104 		fmt.Printf("slice_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
    105 		failed = true
    106 	}
    107 }
    108 
    109 func interface_ssa(a, b interface{}, x bool) interface{} {
    110 	var s interface{}
    111 	if x {
    112 		s = a
    113 	} else {
    114 		s = b
    115 	}
    116 	return s
    117 }
    118 
    119 func testInterface() {
    120 	a := interface{}(3)
    121 	b := interface{}(4)
    122 	if want, got := 3, interface_ssa(a, b, true).(int); got != want {
    123 		fmt.Printf("interface_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
    124 		failed = true
    125 	}
    126 	if want, got := 4, interface_ssa(a, b, false).(int); got != want {
    127 		fmt.Printf("interface_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
    128 		failed = true
    129 	}
    130 }
    131 
    132 var failed = false
    133 
    134 func main() {
    135 	testString()
    136 	testSlice()
    137 	testInterface()
    138 	testComplex64()
    139 	testComplex128()
    140 	if failed {
    141 		panic("failed")
    142 	}
    143 }
    144