Mac OS X Lionã«Xcode 4.2を入れã¦rvmã«ã‚ˆã‚ŠRuby 1.8.xã‚’installã™ã‚‹ã¨gem installã§è½ã¡ã‚‹å•é¡Œã‚’Xcode 4.2を残ã—ãŸã¾ã¾è§£æ±º2012å¹´2月4æ—¥ç¾åœ¨ã®çŠ¶æ³ã§ã™ å…¨ã¦ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã§è©¦ã—ãŸã‚ã‘ã˜ã‚ƒã‚ã‚Šã¾ã›ã‚“ãŒã€Xcode 4.2ã®gcc(実ã¯llvm)を用ã„ã¦rvmã«ã‚ˆã‚Šinstallã—ãŸ1.8ç³»ã®Rubyã¯gem installã—よã†ã¨ã™ã‚‹ã¨è½ã¡ã¾ã™ã€‚ã‚°ã‚°ã‚‹ã¨è§£æ±ºç–ãŒè¦‹ã¤ã‹ã‚‹ã®ã§ã™ãŒãã‚Œã¯ã‚¹ãƒˆãƒ¼ãƒ«ãƒžãƒ³ç²¾ç¥žã«æº¢ã‚Œã¦ã„ã¦ã€ŒXcode 4.2ã®llvmã‚’gccã§ä¸Šæ›¸ãã—ã¦ãŠã—ã¾ã„ï¼ã€ã¨ã„ã†ã‚‚ã®ã‚‰ã—ã„ã§ã™ã€‚実際ã«è©¦ã—ã¦ãªã„ã®ã§æœ¬å½“ã¯/usr/local/binã«å…¥ã£ã¦å…±å˜ã§ãã‚‹ã®ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ãŒã€‚ http://stackoverflow.com/questions/7734344/bug-bus-error-ruby-1-8-7 Xcode 4.2ã¯æ¶ˆã—ãŸããªã„ã®ã§homebrewã§/usr/local/binã«gccã‚’å°Žå…¥ã—ã¦ã€ã‚ã¨ã¯ã“ã®æ‰‹æ³•ã«è¿½å¾“ã—ã¦è§£æ±ºã—ã¾ã—ãŸã€‚ mkdir -p ~/src/gcc cd ~/sr
JAVA_HOME on OS X Lion
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