On Mon, Mar 30, 2015 at 19:06:39 +0200, Jan Hubicka wrote:
> > On Mon, Mar 30, 2015 at 05:02:57 +0200, Jan Hubicka wrote:
> > > * lto-symtab.c (lto_symtab_merge_decls_2): Silence warnings on
> > > artificial decls.
> >
> > Shouldn't this patch fix libgomp.c++/target-3.C in an offloading-enabled
> > configuration? It still fails...
> >
> > libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:27:13: warning: type
> > 'struct .omp_data_s.7' violates one definition rule [-Wodr]
> > #pragma omp parallel for reduction(+:s)
> > ^
> > #pragma omp parallel for reduction(+:s)
> > ^
> > double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
> > ^
> > double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
> > ^
>
> No, that is an different warning. Why those types are different? Is this a
> full warning output?
Here is full output:
spawn -ignore SIGHUP /gcc_build_host/gcc/xgcc -B/gcc_build_host/gcc/
/gcc/libgomp/testsuite/libgomp.c++/target-3.C
-B/gcc_build_host/x86_64-pc-linux-gnu/./libgomp/
-B/gcc_build_host/x86_64-pc-linux-gnu/./libgomp/.libs
-I/gcc_build_host/x86_64-pc-linux-gnu/./libgomp
-I/gcc/libgomp/testsuite/../../include -I/gcc/libgomp/testsuite/..
-fmessage-length=0 -fno-diagnostics-show-caret -fdiagnostics-color=never
-B/gcc_install/usr/local//libexec/gcc/x86_64-pc-linux-gnu/5.0.0
-B/gcc_install/usr/local//gcc -B/gcc_install/usr/local//bin -fopenmp
-nostdinc++
-I/gcc_build_host/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu
-I/gcc_build_host/x86_64-pc-linux-gnu/libstdc++-v3/include
-I/gcc/libstdc++-v3/libsupc++ -I/gcc/libstdc++-v3/include/backward
-I/gcc/libstdc++-v3/testsuite/util
-B/gcc_build_host/x86_64-pc-linux-gnu/./libgomp/../libstdc++-v3/src/.libs
-L/gcc_build_host/x86_64-pc-linux-gnu/./libgomp/.libs
-L/gcc_build_host/x86_64-pc-linux-gnu/./libgomp/../libstdc++-v3/src/.libs
-lstdc++ -lm -o ./target-3.exe
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:27:13: warning: type
'struct .omp_data_s.7' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:27:13: note: a
different type is defined in another translation unit
#pragma omp parallel for reduction(+:s)
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:22:17: note: the
first difference of corresponding definitions is field 'b.0'
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:22:17: note: a field
of same name but different type is defined in another translation unit
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
lto1: note: array types have different bounds
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:42:13: warning: type
'struct .omp_data_s.20' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:42:13: note: a
different type is defined in another translation unit
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:37:17: note: the
first difference of corresponding definitions is field 'b.14'
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:37:17: note: a field
of same name but different type is defined in another translation unit
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
lto1: note: array types have different bounds
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:60:10: warning: type
'struct .omp_data_s.38' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:60:10: note: a
different type is defined in another translation unit
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:52:17: note: the
first difference of corresponding definitions is field 'b.27'
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:52:17: note: a field
of same name but different type is defined in another translation unit
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
lto1: note: array types have different bounds
output is:
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:27:13: warning: type
'struct .omp_data_s.7' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:27:13: note: a
different type is defined in another translation unit
#pragma omp parallel for reduction(+:s)
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:22:17: note: the
first difference of corresponding definitions is field 'b.0'
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:22:17: note: a field
of same name but different type is defined in another translation unit
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
lto1: note: array types have different bounds
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:42:13: warning: type
'struct .omp_data_s.20' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:42:13: note: a
different type is defined in another translation unit
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:37:17: note: the
first difference of corresponding definitions is field 'b.14'
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:37:17: note: a field
of same name but different type is defined in another translation unit
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
lto1: note: array types have different bounds
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:60:10: warning: type
'struct .omp_data_s.38' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:60:10: note: a
different type is defined in another translation unit
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:52:17: note: the
first difference of corresponding definitions is field 'b.27'
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:52:17: note: a field
of same name but different type is defined in another translation unit
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
lto1: note: array types have different bounds
FAIL: libgomp.c++/target-3.C (test for excess errors)
Excess errors:
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:27:13: warning: type
'struct .omp_data_s.7' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
#pragma omp parallel for reduction(+:s)
^
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:42:13: warning: type
'struct .omp_data_s.20' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
/gcc/libgomp/testsuite/libgomp.c++/../libgomp.c/target-2.c:60:10: warning: type
'struct .omp_data_s.38' violates one definition rule [-Wodr]
#pragma omp parallel for reduction(+:s)
^
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
^
-- Ilya
