Thu, 30 Jul 2009 10:29:53 +0100
6827648: Extremely slow compilation time for visitor pattern code + generics
Summary: Javac unnecessarily recomputates type-substitutions multiple times
Reviewed-by: jjg
duke@1 | 1 | #!/bin/sh |
duke@1 | 2 | |
duke@1 | 3 | # |
duke@1 | 4 | # Copyright 1999-2005 Sun Microsystems, Inc. All Rights Reserved. |
duke@1 | 5 | # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 6 | # |
duke@1 | 7 | # This code is free software; you can redistribute it and/or modify it |
duke@1 | 8 | # under the terms of the GNU General Public License version 2 only, as |
duke@1 | 9 | # published by the Free Software Foundation. |
duke@1 | 10 | # |
duke@1 | 11 | # This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 12 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 13 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 14 | # version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 15 | # accompanied this code). |
duke@1 | 16 | # |
duke@1 | 17 | # You should have received a copy of the GNU General Public License version |
duke@1 | 18 | # 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 19 | # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 20 | # |
duke@1 | 21 | # Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@1 | 22 | # CA 95054 USA or visit www.sun.com if you need additional information or |
duke@1 | 23 | # have any questions. |
duke@1 | 24 | # |
duke@1 | 25 | |
duke@1 | 26 | |
duke@1 | 27 | if [ "${TESTSRC}" = "" ] |
duke@1 | 28 | then |
duke@1 | 29 | echo "TESTSRC not set. Test cannot execute. Failed." |
duke@1 | 30 | exit 1 |
duke@1 | 31 | fi |
duke@1 | 32 | printf '%s' "TESTSRC=${TESTSRC}" ; echo |
duke@1 | 33 | if [ "${TESTJAVA}" = "" ] |
duke@1 | 34 | then |
duke@1 | 35 | echo "TESTJAVA not set. Test cannot execute. Failed." |
duke@1 | 36 | exit 1 |
duke@1 | 37 | fi |
duke@1 | 38 | printf '%s' "TESTJAVA=${TESTJAVA}" ; echo |
duke@1 | 39 | if [ "${TESTCLASSES}" = "" ] |
duke@1 | 40 | then |
duke@1 | 41 | echo "TESTCLASSES not set. Test cannot execute. Failed." |
duke@1 | 42 | exit 1 |
duke@1 | 43 | fi |
duke@1 | 44 | printf '%s' "TESTCLASSES=${TESTCLASSES}" ; echo |
duke@1 | 45 | printf '%s' "CLASSPATH=${CLASSPATH}" ; echo |
duke@1 | 46 | echo |
duke@1 | 47 | |
duke@1 | 48 | # set platform-dependent variables |
duke@1 | 49 | OS=`uname -s` |
duke@1 | 50 | case "$OS" in |
duke@1 | 51 | SunOS | Linux ) |
duke@1 | 52 | NULL=/dev/null |
duke@1 | 53 | PS=":" |
duke@1 | 54 | FS="/" |
duke@1 | 55 | ;; |
duke@1 | 56 | Windows* ) |
duke@1 | 57 | NULL=NUL |
duke@1 | 58 | PS=";" |
duke@1 | 59 | FS="\\" |
duke@1 | 60 | ;; |
duke@1 | 61 | * ) |
duke@1 | 62 | echo "Unrecognized system!" |
duke@1 | 63 | exit 1; |
duke@1 | 64 | ;; |
duke@1 | 65 | esac |
duke@1 | 66 | |
duke@1 | 67 | TMP1=OUTPUT.txt |
duke@1 | 68 | |
duke@1 | 69 | cp "${TESTSRC}${FS}NoJavaLang.java" . |
duke@1 | 70 | |
duke@1 | 71 | echo "- verifing that fatal error is not produced in the regular case" |
duke@1 | 72 | "${TESTJAVA}${FS}bin${FS}javac" ${TESTTOOLVMOPTS} NoJavaLang.java 2> "${TMP1}" |
duke@1 | 73 | result=$? |
duke@1 | 74 | |
duke@1 | 75 | if [ $result -eq 0 ] |
duke@1 | 76 | then |
duke@1 | 77 | echo "Passed - base compilation successful" |
duke@1 | 78 | else |
duke@1 | 79 | echo "Failed - unable to compile test" |
duke@1 | 80 | exit $result |
duke@1 | 81 | fi |
duke@1 | 82 | |
duke@1 | 83 | echo |
duke@1 | 84 | |
duke@1 | 85 | echo "- verifing the fatal error is produced" |
duke@1 | 86 | rm "${TMP1}" |
duke@1 | 87 | "${TESTJAVA}${FS}bin${FS}javac" ${TESTTOOLVMOPTS} -bootclasspath . NoJavaLang.java 2> "${TMP1}" |
duke@1 | 88 | |
duke@1 | 89 | # return code should be EXIT_SYSERR |
duke@1 | 90 | result=$? |
duke@1 | 91 | if [ $result -ne 3 ] |
duke@1 | 92 | then |
duke@1 | 93 | echo "Failed - unexpected return code" |
duke@1 | 94 | exit $result |
duke@1 | 95 | else |
duke@1 | 96 | echo "Passed - expected return code" |
duke@1 | 97 | fi |
duke@1 | 98 | |
duke@1 | 99 | # expected message |
duke@1 | 100 | cat "${TMP1}" |
duke@1 | 101 | diff -c "${TESTSRC}${FS}NoJavaLang.out" "${TMP1}" |
duke@1 | 102 | result=$? |
duke@1 | 103 | rm "${TMP1}" |
duke@1 | 104 | |
duke@1 | 105 | if [ $result -eq 0 ] |
duke@1 | 106 | then |
duke@1 | 107 | echo "Passed - expected message" |
duke@1 | 108 | else |
duke@1 | 109 | echo "Failed - unexpected message" |
duke@1 | 110 | exit $result |
duke@1 | 111 | |
duke@1 | 112 | fi |
duke@1 | 113 | |
duke@1 | 114 | exit |