------- Comment #1 from davidxl at gcc dot gnu dot org 2010-07-14 04:12 -------
This seems to be specific to powerpc. Could you attach the dump files with options: -O2 -Wuninitialized -fdump-tree-cddce2 -fdump-tree-uninit-details Thanks, David (In reply to comment #0) > Subject testcase fails on powerpc64. > > FAIL: gcc.dg/uninit-pred-9_b.c bogus warning (test for bogus messages, line > 24) > > > Compiling standalone I see the following: > > pthaugen/work> ~/install/gcc/trunk/bin/gcc -O2 -S -m32 -Wuninitialized > ~/src/gcc/trunk/gcc/gcc/testsuite/gcc.dg/uninit-pred-9_b.c > /home/pthaugen/src/gcc/trunk/gcc/gcc/testsuite/gcc.dg/uninit-pred-9_b.c: In > function 'foo': > /home/pthaugen/src/gcc/trunk/gcc/gcc/testsuite/gcc.dg/uninit-pred-9_b.c:24:11: > warning: 'v' may be used uninitialized in this function [-Wuninitialized] > /home/pthaugen/src/gcc/trunk/gcc/gcc/testsuite/gcc.dg/uninit-pred-9_b.c: In > function 'foo_2': > /home/pthaugen/src/gcc/trunk/gcc/gcc/testsuite/gcc.dg/uninit-pred-9_b.c:41:11: > warning: 'v' may be used uninitialized in this function [-Wuninitialized] > -- davidxl at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |xinliangli at gmail dot com http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44932