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Better support for thread-support flag detection with clang 

When testing the stderr produced by various thread-support flags, also
run a compilation in addition to a link, because clang warns on
certain flags when compiling but not when linking.
This commit is contained in:
Peter Eisentraut 2011-02-16 23:06:36 +02:00
parent 66d6b4cb54
commit f005384532
2 changed files with 4 additions and 2 deletions
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3
config/acx_pthread.m4
View File

@ -142,7 +142,8 @@ main (int argc, char **argv)
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if test "`(eval $ac_link 2>&1 1>&5)`" = ""; then
# Check both linking and compiling, because they might tolerate different options.
if test "`(eval $ac_link 2>&1 1>&5)`" = "" && test "`(eval $ac_compile 2>&1 1>&5)`" = ""; then
# we continue with more flags because Linux needs -lpthread
# for libpq builds on PostgreSQL. The test above only
# tests for building binaries, not shared libraries.

3
configure vendored
View File

@ -22814,7 +22814,8 @@ main (int argc, char **argv)
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if test "`(eval $ac_link 2>&1 1>&5)`" = ""; then
# Check both linking and compiling, because they might tolerate different options.
if test "`(eval $ac_link 2>&1 1>&5)`" = "" && test "`(eval $ac_compile 2>&1 1>&5)`" = ""; then
# we continue with more flags because Linux needs -lpthread
# for libpq builds on PostgreSQL. The test above only
# tests for building binaries, not shared libraries.