Author: jim Date: 2006-04-19 00:15:27 -0600 (Wed, 19 Apr 2006) New Revision: 1491
Added: trunk/gcc/gcc-4.1.0-PR26763-1.patch Removed: trunk/gcc/gcc-4.1.0-fold_const_fix-1.patch Modified: trunk/ Log: [EMAIL PROTECTED]: jim | 2006-04-18 23:14:29 -0700 Added GCC multilib patch. Rename fold_const patch to PR # to keep consistency Property changes on: trunk ___________________________________________________________________ Name: svk:merge - cc2644d5-6cf8-0310-b111-c40428001e49:/patches:1710 e59974df-c20a-0410-b7e1-d7eaf1be8828:/patches:1603 + cc2644d5-6cf8-0310-b111-c40428001e49:/patches:1710 e59974df-c20a-0410-b7e1-d7eaf1be8828:/patches:1610 Added: trunk/gcc/gcc-4.1.0-PR26763-1.patch =================================================================== --- trunk/gcc/gcc-4.1.0-PR26763-1.patch (rev 0) +++ trunk/gcc/gcc-4.1.0-PR26763-1.patch 2006-04-19 06:15:27 UTC (rev 1491) @@ -0,0 +1,104 @@ +Submitted By: Jim Gifford (patches at jg555 dot com) +Date: 2006-04-17 +Initial Package Version: 4.1.0 +Origin: Maintainers +Upstream Status: Fixed in SVN +Description: +Fixes an optimization error that can result incorrectly code. See PR's below + +Issues in CLFS book, this patch fixes the incorrect disk checksums in silo. + +http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27176 +http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26763 + +diff -Naur gcc-4.1.0.orig/ChangeLog gcc-4.1.0/ChangeLog +--- gcc-4.1.0.orig/ChangeLog 2006-02-28 08:30:33.000000000 +0000 ++++ gcc-4.1.0/ChangeLog 2006-04-17 19:32:36.000000000 +0000 +@@ -1,3 +1,12 @@ ++2006-04-05 Richard Guenther <[EMAIL PROTECTED]> ++ ++ PR tree-optimization/26763 ++ * fold-const.c (fold_binary): Fold PTR + CST CMP PTR + CST ++ only for EQ_EXPR and NE_EXPR. ++ ++ * gcc.dg/torture/pr26763-1.c: New testcase. ++ * gcc.dg/torture/pr26763-2.c: Likewise. ++ + 2006-02-28 Release Manager + + * GCC 4.1.0 released. +diff -Naur gcc-4.1.0.orig/gcc/fold-const.c gcc-4.1.0/gcc/fold-const.c +--- gcc-4.1.0.orig/gcc/fold-const.c 2006-02-03 18:02:04.000000000 +0000 ++++ gcc-4.1.0/gcc/fold-const.c 2006-04-17 19:33:55.000000000 +0000 +@@ -8897,8 +8897,9 @@ + + /* If this is a comparison of two exprs that look like an + ARRAY_REF of the same object, then we can fold this to a +- comparison of the two offsets. */ +- if (TREE_CODE_CLASS (code) == tcc_comparison) ++ comparison of the two offsets. This is only safe for ++ EQ_EXPR and NE_EXPR because of overflow issues. */ ++ if (code == EQ_EXPR || code == NE_EXPR) + { + tree base0, offset0, base1, offset1; + +diff -Naur gcc-4.1.0.orig/gcc/testsuite/ChangeLog gcc-4.1.0/gcc/testsuite/ChangeLog +--- gcc-4.1.0.orig/gcc/testsuite/ChangeLog 2006-02-28 08:27:59.000000000 +0000 ++++ gcc-4.1.0/gcc/testsuite/ChangeLog 2006-04-17 19:35:18.000000000 +0000 +@@ -1,3 +1,12 @@ ++2006-04-05 Richard Guenther <[EMAIL PROTECTED]> ++ ++ PR tree-optimization/26763 ++ * fold-const.c (fold_binary): Fold PTR + CST CMP PTR + CST ++ only for EQ_EXPR and NE_EXPR. ++ ++ * gcc.dg/torture/pr26763-1.c: New testcase. ++ * gcc.dg/torture/pr26763-2.c: Likewise. ++ + 2006-02-28 Release Manager + + * GCC 4.1.0 released. +diff -Naur gcc-4.1.0.orig/gcc/testsuite/gcc.dg/pr26763-1.ch gcc-4.1.0/gcc/testsuite/gcc.dg/pr26763-1.ch +--- gcc-4.1.0.orig/gcc/testsuite/gcc.dg/pr26763-1.ch 1970-01-01 00:00:00.000000000 +0000 ++++ gcc-4.1.0/gcc/testsuite/gcc.dg/pr26763-1.ch 2006-04-17 19:36:55.000000000 +0000 +@@ -0,0 +1,18 @@ ++/* { dg-do run } */ ++ ++extern void abort(void); ++ ++int try (int *a) ++{ ++ return a + -1 > a; ++} ++ ++int main(void) ++{ ++ int bla[100]; ++ ++ if (try (bla + 50)) ++ abort (); ++ ++ return 0; ++} +diff -Naur gcc-4.1.0.orig/gcc/testsuite/gcc.dg/pr26763-2.c gcc-4.1.0/gcc/testsuite/gcc.dg/pr26763-2.c +--- gcc-4.1.0.orig/gcc/testsuite/gcc.dg/pr26763-2.c 1970-01-01 00:00:00.000000000 +0000 ++++ gcc-4.1.0/gcc/testsuite/gcc.dg/pr26763-2.c 2006-04-17 19:37:11.000000000 +0000 +@@ -0,0 +1,18 @@ ++/* { dg-do run } */ ++ ++extern void abort(void); ++ ++int try (char *a, int d) ++{ ++ return a + d > a; ++} ++ ++int main(void) ++{ ++ char bla[100]; ++ ++ if (try (bla + 50, -1)) ++ abort (); ++ ++ return 0; ++} Deleted: trunk/gcc/gcc-4.1.0-fold_const_fix-1.patch =================================================================== --- trunk/gcc/gcc-4.1.0-fold_const_fix-1.patch 2006-04-19 03:01:44 UTC (rev 1490) +++ trunk/gcc/gcc-4.1.0-fold_const_fix-1.patch 2006-04-19 06:15:27 UTC (rev 1491) @@ -1,104 +0,0 @@ -Submitted By: Jim Gifford (patches at jg555 dot com) -Date: 2006-04-17 -Initial Package Version: 4.1.0 -Origin: Maintainers -Upstream Status: Fixed in SVN -Description: -Fixes an optimization error that can result incorrectly code. See PR's below - -Issues in CLFS book, this patch fixes the incorrect disk checksums in silo. - -http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27176 -http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26763 - -diff -Naur gcc-4.1.0.orig/ChangeLog gcc-4.1.0/ChangeLog ---- gcc-4.1.0.orig/ChangeLog 2006-02-28 08:30:33.000000000 +0000 -+++ gcc-4.1.0/ChangeLog 2006-04-17 19:32:36.000000000 +0000 -@@ -1,3 +1,12 @@ -+2006-04-05 Richard Guenther <[EMAIL PROTECTED]> -+ -+ PR tree-optimization/26763 -+ * fold-const.c (fold_binary): Fold PTR + CST CMP PTR + CST -+ only for EQ_EXPR and NE_EXPR. -+ -+ * gcc.dg/torture/pr26763-1.c: New testcase. -+ * gcc.dg/torture/pr26763-2.c: Likewise. -+ - 2006-02-28 Release Manager - - * GCC 4.1.0 released. -diff -Naur gcc-4.1.0.orig/gcc/fold-const.c gcc-4.1.0/gcc/fold-const.c ---- gcc-4.1.0.orig/gcc/fold-const.c 2006-02-03 18:02:04.000000000 +0000 -+++ gcc-4.1.0/gcc/fold-const.c 2006-04-17 19:33:55.000000000 +0000 -@@ -8897,8 +8897,9 @@ - - /* If this is a comparison of two exprs that look like an - ARRAY_REF of the same object, then we can fold this to a -- comparison of the two offsets. */ -- if (TREE_CODE_CLASS (code) == tcc_comparison) -+ comparison of the two offsets. This is only safe for -+ EQ_EXPR and NE_EXPR because of overflow issues. */ -+ if (code == EQ_EXPR || code == NE_EXPR) - { - tree base0, offset0, base1, offset1; - -diff -Naur gcc-4.1.0.orig/gcc/testsuite/ChangeLog gcc-4.1.0/gcc/testsuite/ChangeLog ---- gcc-4.1.0.orig/gcc/testsuite/ChangeLog 2006-02-28 08:27:59.000000000 +0000 -+++ gcc-4.1.0/gcc/testsuite/ChangeLog 2006-04-17 19:35:18.000000000 +0000 -@@ -1,3 +1,12 @@ -+2006-04-05 Richard Guenther <[EMAIL PROTECTED]> -+ -+ PR tree-optimization/26763 -+ * fold-const.c (fold_binary): Fold PTR + CST CMP PTR + CST -+ only for EQ_EXPR and NE_EXPR. -+ -+ * gcc.dg/torture/pr26763-1.c: New testcase. -+ * gcc.dg/torture/pr26763-2.c: Likewise. -+ - 2006-02-28 Release Manager - - * GCC 4.1.0 released. -diff -Naur gcc-4.1.0.orig/gcc/testsuite/gcc.dg/pr26763-1.ch gcc-4.1.0/gcc/testsuite/gcc.dg/pr26763-1.ch ---- gcc-4.1.0.orig/gcc/testsuite/gcc.dg/pr26763-1.ch 1970-01-01 00:00:00.000000000 +0000 -+++ gcc-4.1.0/gcc/testsuite/gcc.dg/pr26763-1.ch 2006-04-17 19:36:55.000000000 +0000 -@@ -0,0 +1,18 @@ -+/* { dg-do run } */ -+ -+extern void abort(void); -+ -+int try (int *a) -+{ -+ return a + -1 > a; -+} -+ -+int main(void) -+{ -+ int bla[100]; -+ -+ if (try (bla + 50)) -+ abort (); -+ -+ return 0; -+} -diff -Naur gcc-4.1.0.orig/gcc/testsuite/gcc.dg/pr26763-2.c gcc-4.1.0/gcc/testsuite/gcc.dg/pr26763-2.c ---- gcc-4.1.0.orig/gcc/testsuite/gcc.dg/pr26763-2.c 1970-01-01 00:00:00.000000000 +0000 -+++ gcc-4.1.0/gcc/testsuite/gcc.dg/pr26763-2.c 2006-04-17 19:37:11.000000000 +0000 -@@ -0,0 +1,18 @@ -+/* { dg-do run } */ -+ -+extern void abort(void); -+ -+int try (char *a, int d) -+{ -+ return a + d > a; -+} -+ -+int main(void) -+{ -+ char bla[100]; -+ -+ if (try (bla + 50, -1)) -+ abort (); -+ -+ return 0; -+} -- http://linuxfromscratch.org/mailman/listinfo/patches FAQ: http://www.linuxfromscratch.org/faq/ Unsubscribe: See the above information page
