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configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors to /dev/null.

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* configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
	to /dev/null.
	* configure: Regenerate.

From-SVN: r159220
This commit is contained in:
Rainer Orth 2010-05-10 13:36:36 +00:00 committed by Rainer Orth
parent a93e18990b
commit 2e2b183b23
3 changed files with 14 additions and 4 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
to /dev/null.
* configure: Regenerate.
2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/sol2.c (solaris_assemble_visibility): Declare decl, vis

6
gcc/configure vendored
View File

@ -24623,7 +24623,8 @@ EOF
if $gcc_cv_ld -o conftest conftest.o --entry=_start --gc-sections 2>&1 \
| grep "gc-sections option ignored" > /dev/null; then
gcc_cv_ld_eh_gc_sections=no
elif $gcc_cv_objdump -h conftest | grep gcc_except_table > /dev/null; then
elif $gcc_cv_objdump -h conftest 2> /dev/null \
| grep gcc_except_table > /dev/null; then
gcc_cv_ld_eh_gc_sections=yes
# If no COMDAT groups, the compiler will emit .gnu.linkonce.t. sections.
if test x$gcc_cv_as_comdat_group != xyes; then
@ -24650,7 +24651,8 @@ EOF
if $gcc_cv_ld -o conftest conftest.o --entry=_start --gc-sections 2>&1 \
| grep "gc-sections option ignored" > /dev/null; then
gcc_cv_ld_eh_gc_sections=no
elif $gcc_cv_objdump -h conftest | grep gcc_except_table > /dev/null; then
elif $gcc_cv_objdump -h conftest 2> /dev/null \
| grep gcc_except_table > /dev/null; then
gcc_cv_ld_eh_gc_sections=yes
fi
fi

6
gcc/configure.ac
View File

@ -3839,7 +3839,8 @@ EOF
if $gcc_cv_ld -o conftest conftest.o --entry=_start --gc-sections 2>&1 \
| grep "gc-sections option ignored" > /dev/null; then
gcc_cv_ld_eh_gc_sections=no
elif $gcc_cv_objdump -h conftest | grep gcc_except_table > /dev/null; then
elif $gcc_cv_objdump -h conftest 2> /dev/null \
| grep gcc_except_table > /dev/null; then
gcc_cv_ld_eh_gc_sections=yes
# If no COMDAT groups, the compiler will emit .gnu.linkonce.t. sections.
if test x$gcc_cv_as_comdat_group != xyes; then
@ -3866,7 +3867,8 @@ EOF
if $gcc_cv_ld -o conftest conftest.o --entry=_start --gc-sections 2>&1 \
| grep "gc-sections option ignored" > /dev/null; then
gcc_cv_ld_eh_gc_sections=no
elif $gcc_cv_objdump -h conftest | grep gcc_except_table > /dev/null; then
elif $gcc_cv_objdump -h conftest 2> /dev/null \
| grep gcc_except_table > /dev/null; then
gcc_cv_ld_eh_gc_sections=yes
fi
fi