issue10320.go

     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  // Issue 10320: 7g failed to compile a program because it attempted
     8  // to use ZR as register. Other programs compiled but failed to
     9  // execute correctly because they clobbered the g register.
    10  
    11  package main
    12  
    13  func main() {
    14  	var x00, x01, x02, x03, x04, x05, x06, x07, x08, x09 int
    15  	var x10, x11, x12, x13, x14, x15, x16, x17, x18, x19 int
    16  	var x20, x21, x22, x23, x24, x25, x26, x27, x28, x29 int
    17  	var x30, x31, x32 int
    18  
    19  	_ = x00
    20  	_ = x01
    21  	_ = x02
    22  	_ = x03
    23  	_ = x04
    24  	_ = x05
    25  	_ = x06
    26  	_ = x07
    27  	_ = x08
    28  	_ = x09
    29  
    30  	_ = x10
    31  	_ = x11
    32  	_ = x12
    33  	_ = x13
    34  	_ = x14
    35  	_ = x15
    36  	_ = x16
    37  	_ = x17
    38  	_ = x18
    39  	_ = x19
    40  
    41  	_ = x20
    42  	_ = x21
    43  	_ = x22
    44  	_ = x23
    45  	_ = x24
    46  	_ = x25
    47  	_ = x26
    48  	_ = x27
    49  	_ = x28
    50  	_ = x29
    51  
    52  	_ = x30
    53  	_ = x31
    54  	_ = x32
    55  }
    56
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