Some host-target combinations get bogus warnings about orig_dup being used uninitialized. I tried to coerce the current uninit pass to handle this case, but the patch I ended up with only worked by accident because of the strange way in which the pass handles limit cases. (If we have more than MAX_NUM_CHAINS chains, it silently drops the excess chains and continues regardless, so it's quite easy to come up with cases where the predicates for either the definition or the use consider an arbitrary subset of the actual conditions.) For now this patch turns -Wmaybe-uninitialized into a warning for the affacted function. It will be a warning even if someone turns off warnings on the command line, but I don't think that's important. Bootstrapped and regression-tested on x86_64-linux-gnu. Also tested with a cross-compiler to sparc-linux-gnu (which also triggered the warning for me). gcc/ * reload1.c (elimination_costs_in_insn): Locally turn -Wmaybe-uninitialized into a warning. From-SVN: r227658
Name |
Last commit
|
Last update |
---|---|---|
INSTALL | Loading commit data... | |
boehm-gc | Loading commit data... | |
config | Loading commit data... | |
contrib | Loading commit data... | |
fixincludes | Loading commit data... | |
gcc | Loading commit data... | |
gnattools | Loading commit data... | |
gotools | Loading commit data... | |
include | Loading commit data... | |
intl | Loading commit data... | |
libada | Loading commit data... | |
libatomic | Loading commit data... | |
libbacktrace | Loading commit data... | |
libcc1 | Loading commit data... | |
libcilkrts | Loading commit data... | |
libcpp | Loading commit data... | |
libdecnumber | Loading commit data... | |
libffi | Loading commit data... | |
libgcc | Loading commit data... | |
libgfortran | Loading commit data... | |
libgo | Loading commit data... | |
libgomp | Loading commit data... | |
libiberty | Loading commit data... | |
libitm | Loading commit data... | |
libjava | Loading commit data... | |
libmpx | Loading commit data... | |
libobjc | Loading commit data... | |
liboffloadmic | Loading commit data... | |
libquadmath | Loading commit data... | |
libsanitizer | Loading commit data... | |
libssp | Loading commit data... | |
libstdc++-v3 | Loading commit data... | |
libvtv | Loading commit data... | |
lto-plugin | Loading commit data... | |
maintainer-scripts | Loading commit data... | |
zlib | Loading commit data... | |
.dir-locals.el | Loading commit data... | |
.gitignore | Loading commit data... | |
ABOUT-NLS | Loading commit data... | |
COPYING | Loading commit data... | |
COPYING.LIB | Loading commit data... | |
COPYING.RUNTIME | Loading commit data... | |
COPYING3 | Loading commit data... | |
COPYING3.LIB | Loading commit data... | |
ChangeLog | Loading commit data... | |
ChangeLog.jit | Loading commit data... | |
ChangeLog.tree-ssa | Loading commit data... | |
MAINTAINERS | Loading commit data... | |
Makefile.def | Loading commit data... | |
Makefile.in | Loading commit data... | |
Makefile.tpl | Loading commit data... | |
README | Loading commit data... | |
compile | Loading commit data... | |
config-ml.in | Loading commit data... | |
config.guess | Loading commit data... | |
config.rpath | Loading commit data... | |
config.sub | Loading commit data... | |
configure | Loading commit data... | |
configure.ac | Loading commit data... | |
depcomp | Loading commit data... | |
install-sh | Loading commit data... | |
libtool-ldflags | Loading commit data... | |
libtool.m4 | Loading commit data... | |
ltgcc.m4 | Loading commit data... | |
ltmain.sh | Loading commit data... | |
ltoptions.m4 | Loading commit data... | |
ltsugar.m4 | Loading commit data... | |
ltversion.m4 | Loading commit data... | |
lt~obsolete.m4 | Loading commit data... | |
missing | Loading commit data... | |
mkdep | Loading commit data... | |
mkinstalldirs | Loading commit data... | |
move-if-change | Loading commit data... | |
symlink-tree | Loading commit data... | |
ylwrap | Loading commit data... |