[Bug middle-end/47646] New: [4.6 Regression] Revision 169918 caused many testsuite failures

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47646

           Summary: [4.6 Regression] Revision 169918 caused many testsuite
                    failures
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: hjl.to...@gmail.com
                CC: kreb...@gcc.gnu.org


On Linux/x86, revision 169918:

http://gcc.gnu.org/ml/gcc-cvs/2011-02/msg00462.html

caused:

FAIL: c-c++-common/pr20000.c  (test for warnings, line 13)
FAIL: c-c++-common/pr20000.c  -Wc++-compat   (test for warnings, line 13)
FAIL: c-c++-common/pr20000.c  -Wc++-compat   (test for warnings, line 28)
FAIL: c-c++-common/pr20000.c  -Wc++-compat  (test for excess errors)
FAIL: c-c++-common/pr20000.c (test for excess errors)
FAIL: g++.dg/warn/Wuninitialized-5.C  (test for warnings, line 8)
FAIL: g++.dg/warn/Wuninitialized-5.C (test for excess errors)
FAIL: gcc.dg/noreturn-1.c (test for excess errors)
FAIL: gcc.dg/noreturn-1.c detect return from noreturn (test for warnings, line
38)
FAIL: gcc.dg/pr39666-2.c  (test for warnings, line 8)
FAIL: gcc.dg/pr39666-2.c (test for excess errors)
FAIL: gcc.dg/uninit-pr19430.c  (test for warnings, line 21)
FAIL: gcc.dg/uninit-pr19430.c (test for excess errors)
FAIL: gfortran.dg/pr39666-2.f90  -O   (test for warnings, line 5)
FAIL: gfortran.dg/pr39666-2.f90  -O  (test for excess errors)
FAIL: objc.dg/attributes/method-noreturn-1.m -fgnu-runtime  (test for warnings,
line 21)
FAIL: objc.dg/attributes/method-noreturn-1.m -fgnu-runtime  (test for warnings,
line 25)
FAIL: objc.dg/attributes/method-noreturn-1.m -fgnu-runtime (test for excess
errors)