[GROOVY-2873] Grails fails to build with JDK 1.6 (Error starting modern compiler)

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 1.5.6
• Fix Version/s: 1.5.7
• Environment: Mac, JDK 1.6
• Assignee: Jochen Theodorou
• Reporter: Graeme Rocher
• Created: 30/May/08 09:42
• Updated: 03/Sep/08 09:13
• Resolved: 03/Sep/08 09:13

Description

Grails (using joint groovyc build) fails to compile using JDK 1.6 and I have to downgrade to JDK 1.5 for it to work. Error is:

build:checkj5:
    [echo] Building Java 5 code for Java version: 1.6

build:java5:
   [javac] Compiling 2 source files to
/Users/mark/Development/grails/svn/target/classes
   [javac] Note: Some input files use unchecked or unsafe operations.
   [javac] Note: Recompile with -Xlint:unchecked for details.

build-test:
 [groovyc] Compiling 358 source files to
/Users/mark/Development/grails/svn/target/test-classes
   [javac] Compiling 394 source files to
/Users/mark/Development/grails/svn/target/test-classes
 [groovyc]

BUILD FAILED
/Users/mark/Development/grails/svn/ant/build/unit-test.xml:57: Error
starting modern compiler