sass/libsass — pull request #600 by pdufour (2014-10-30 22:09:40+00:00)
Title: Fix problem compiling warn and debug statements in sass2css

See https://github.com/sass/libsass/issues/599

Source code:
````
@function str-replace($string, $old, $new: "", $case-sensitive: true)
@if $string
@warn "One of the 3 arguments is not a string"
@return $string

@return $string
````

Before patch:
````
@function str-replace($string, $old, $new: "", $case-sensitive: true) {
@if $string {
@warn "One of the 3 arguments is not a string" {}
@return $string; }

@return $string; }
````

After patch:
````
@function str-replace($string, $old, $new: "", $case-sensitive: true) {
@if $string {
@warn "One of the 3 arguments is not a string";
@return $string; }

@return $string; }
````