[Bug target/65780] [5 Regression] Uninitialized common handling in executables

dominiq at lps dot ens.fr gcc-bugzilla@gcc.gnu.org
Fri Apr 17 21:14:00 GMT 2015


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65780

Dominique d'Humieres <dominiq at lps dot ens.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---

--- Comment #42 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
Revision r222184 breaks bootstrap on x86_64-apple-darwin14:

/opt/gcc/build_w/./prev-gcc/xg++ -B/opt/gcc/build_w/./prev-gcc/
-B/opt/gcc/gcc6w/x86_64-apple-darwin14.3.0/bin/ -nostdinc++
-B/opt/gcc/build_w/prev-x86_64-apple-darwin14.3.0/libstdc++-v3/src/.libs
-B/opt/gcc/build_w/prev-x86_64-apple-darwin14.3.0/libstdc++-v3/libsupc++/.libs 
-I/opt/gcc/build_w/prev-x86_64-apple-darwin14.3.0/libstdc++-v3/include/x86_64-apple-darwin14.3.0
 -I/opt/gcc/build_w/prev-x86_64-apple-darwin14.3.0/libstdc++-v3/include 
-I/opt/gcc/work/libstdc++-v3/libsupc++
-L/opt/gcc/build_w/prev-x86_64-apple-darwin14.3.0/libstdc++-v3/src/.libs
-L/opt/gcc/build_w/prev-x86_64-apple-darwin14.3.0/libstdc++-v3/libsupc++/.libs
-c  -DIN_GCC_FRONTEND -DIN_GCC_FRONTEND -g -O2   -gtoggle -DIN_GCC   
-fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing
-Wwrite-strings -Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual
-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror
-fno-common  -DHAVE_CONFIG_H -I. -Icp -I../../work/gcc -I../../work/gcc/cp
-I../../work/gcc/../include -I./../intl -I../../work/gcc/../libcpp/include
-I/opt/mp-new/include  -I../../work/gcc/../libdecnumber
-I../../work/gcc/../libdecnumber/dpd -I../libdecnumber
-I../../work/gcc/../libbacktrace -I/opt/mp-new/include  -o cp/optimize.o -MT
cp/optimize.o -MMD -MP -MF cp/.deps/optimize.TPo ../../work/gcc/cp/optimize.c
../../work/gcc/config/i386/i386.c:51747:1: error: 'bool
ix86_binds_local_p(const_tree)' defined but not used [-Werror=unused-function]
 ix86_binds_local_p (const_tree exp)
 ^
cc1plus: all warnings being treated as errors
Makefile:2071: recipe for target 'i386.o' failed
make[3]: *** [i386.o] Error 1

Bootstrap is restored if I comment the block

static bool
ix86_binds_local_p (const_tree exp)
{
  return default_binds_local_p_3 (exp, flag_shlib != 0, true, true,
                                  (!flag_pic
                                   || (TARGET_64BIT
                                       && HAVE_LD_PIE_COPYRELOC != 0)));
}



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