From: ngotogenome@...
Date: 2017-06-14T04:15:06+00:00
Subject: [ruby-dev:50152] [Ruby trunk Bug#13658] Compile error with Oracle Solaris Studio (Oracle Developer Studio) 12.4 in compile.c line 1622 (definition of BADINSN_ERROR)

Issue #13658 has been reported by ngoto (Naohisa Goto).

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Bug #13658: Compile error with Oracle Solaris Studio (Oracle Developer Studio) 12.4 in compile.c line 1622 (definition of BADINSN_ERROR)
https://bugs.ruby-lang.org/issues/13658

* Author: ngoto (Naohisa Goto)
* Status: Open
* Priority: Normal
* Assignee: 
* Target version: 
* ruby -v: 
* Backport: 2.2: UNKNOWN, 2.3: UNKNOWN, 2.4: UNKNOWN
----------------------------------------
r59074 付近以降、Solaris 10 上の Oracle Solaris Studio 12.4 にて、
以下のエラーにより compile.c のコンパイルに失敗します。

~~~
"compile.c", line 1622: operands have incompatible types:
         void ":" int
"compile.c", line 1622: operands have incompatible types:
         void ":" int
"compile.c", line 1653: operands have incompatible types:
         void ":" int
"compile.c", line 1653: operands have incompatible types:
         void ":" int
"compile.c", line 1671: operands have incompatible types:
         void ":" int
"compile.c", line 1671: operands have incompatible types:
         void ":" int
"compile.c", line 1686: operands have incompatible types:
         void ":" int
"compile.c", line 1686: operands have incompatible types:
         void ":" int
"compile.c", line 1779: operands have incompatible types:
         void ":" int
"compile.c", line 1779: operands have incompatible types:
         void ":" int
~~~

以下の BADINSN_ERROR の定義にて、演算子「,」の各項、または三項演算子「?」の右側の2項に、void型を返す関数 と int型を返す関数（または定数 0）が混在しているのが原因のようです。 

~~~
#define BADINSN_ERROR \
    (generated_iseq ? xfree(generated_iseq) : 0, \
     line_info_table ? xfree(line_info_table) : 0, \
     BADINSN_DUMP(anchor, list, NULL), \
     COMPILE_ERROR)
~~~




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