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authorJie Zhang <jie@codesourcery.com>2011-02-10 04:22:44 +0000
committerJie Zhang <jiez@gcc.gnu.org>2011-02-10 04:22:44 +0000
commit06c969bd2687012065ba4555e947b6124358f8fe (patch)
tree0058c300af88ff2b0bfc733ccc2176a0b63debe1 /gcc
parent604e39b1094b333cf303ca71e6a16fb0229195c7 (diff)
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re PR testsuite/47622 (FAIL: gcc.dg/pr42631.c scan-rtl-dump-not web "Web oldreg")
PR testsuite/47622 Revert 2011-02-05 Jie Zhang <jie@codesourcery.com> PR debug/42631 * web.c (entry_register): Don't clobber the number of the first uninitialized reference in used[]. testsuite/ PR testsuite/47622 Revert 2011-02-05 Jie Zhang <jie@codesourcery.com> PR debug/42631 * gcc.dg/pr42631.c: Update test. * gcc.dg/pr42631-2.c: New test. From-SVN: r169997
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog9
-rw-r--r--gcc/testsuite/ChangeLog9
-rw-r--r--gcc/testsuite/gcc.dg/pr42631-2.c9
-rw-r--r--gcc/testsuite/gcc.dg/pr42631.c5
-rw-r--r--gcc/web.c6
5 files changed, 20 insertions, 18 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0b46ae8..85e5f09 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2011-02-10 Jie Zhang <jie@codesourcery.com>
+
+ PR testsuite/47622
+ Revert
+ 2011-02-05 Jie Zhang <jie@codesourcery.com>
+ PR debug/42631
+ * web.c (entry_register): Don't clobber the number of the
+ first uninitialized reference in used[].
+
2011-02-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47664
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index e68a483..a3780dd 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,12 @@
+2011-02-10 Jie Zhang <jie@codesourcery.com>
+
+ PR testsuite/47622
+ Revert
+ 2011-02-05 Jie Zhang <jie@codesourcery.com>
+ PR debug/42631
+ * gcc.dg/pr42631.c: Update test.
+ * gcc.dg/pr42631-2.c: New test.
+
2011-02-09 Janus Weil <janus@gcc.gnu.org>
PR fortran/47352
diff --git a/gcc/testsuite/gcc.dg/pr42631-2.c b/gcc/testsuite/gcc.dg/pr42631-2.c
deleted file mode 100644
index a5da2de..0000000
--- a/gcc/testsuite/gcc.dg/pr42631-2.c
+++ /dev/null
@@ -1,9 +0,0 @@
-/* { dg-do compile } */
-/* { dg-options "-O2 -funroll-loops -fdump-rtl-web" } */
-
-foo()
-{
-}
-
-/* { dg-final { scan-rtl-dump-not "Web oldreg" "web" } } */
-/* { dg-final { cleanup-rtl-dump "web" } } */
diff --git a/gcc/testsuite/gcc.dg/pr42631.c b/gcc/testsuite/gcc.dg/pr42631.c
index 3d6c229..f5ac5a5 100644
--- a/gcc/testsuite/gcc.dg/pr42631.c
+++ b/gcc/testsuite/gcc.dg/pr42631.c
@@ -14,13 +14,10 @@
combine uninitialized uses into a single web. */
/* { dg-do compile } */
-/* { dg-options "-g -O1 -funroll-loops -fcompare-debug -fdump-rtl-web" } */
+/* { dg-options "-g -O1 -funroll-loops -fcompare-debug" } */
void foo()
{
unsigned k;
while (--k > 0);
}
-
-/* { dg-final { scan-rtl-dump-not "Web oldreg" "web" } } */
-/* { dg-final { cleanup-rtl-dump "web" } } */
diff --git a/gcc/web.c b/gcc/web.c
index 7014aa5..9b84924 100644
--- a/gcc/web.c
+++ b/gcc/web.c
@@ -260,11 +260,7 @@ entry_register (struct web_entry *entry, df_ref ref, unsigned int *used)
and there won't be any use for the other values when we get to
this point. */
if (used[REGNO (reg)] != 1)
- {
- newreg = reg;
- if (!used[REGNO (reg)])
- used[REGNO (reg)] = 1;
- }
+ newreg = reg, used[REGNO (reg)] = 1;
else
{
newreg = gen_reg_rtx (GET_MODE (reg));