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Fix bugs in check for gcc's precompiled header bug.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42560 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Michael Wetherell 2006-10-28 10:31:43 +00:00
parent 85d8909ba3
commit 6d952fd76f
2 changed files with 38 additions and 20 deletions
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29
configure vendored
View File

@ -47209,25 +47209,34 @@ if test "${wx_cv_gcc_pch_bug+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
wx_cv_gcc_pch_bug=no
echo 'const wchar_t test_var[] = L"wide string";' > conftest.h
echo '#include <stdio.h>
const wchar_t test_var[] = L"awidetest";' > conftest.h
echo '#include "conftest.h"
int main()
{
printf("%ls\n", test_var);
return 0;
}' > conftest.cpp
wx_cv_gcc_pch_bug="pch not supported"
if $CXX conftest.h >/dev/null 2>&1
then
{
echo '#include "conftest.h"'
echo 'const wchar_t *test() { return test_var; }'
} > conftest.cpp
wx_cv_gcc_pch_bug=
if $CXX -c -o conftest.o conftest.cpp >/dev/null 2>&1
if $CXX -o conftest conftest.cpp >/dev/null 2>&1
then
tr -dc 'a-z' < conftest.o |
grep 'widestring' >/dev/null ||
if tr -dc '[a-z]' < conftest | grep awidetest >/dev/null
then
wx_cv_gcc_pch_bug=no
else
wx_cv_gcc_pch_bug=yes
fi
fi
fi
rm -f conftest.h conftest.gch conftest.cpp conftest.o
rm -f conftest.h conftest.gch conftest.cpp conftest
fi
echo "$as_me:$LINENO: result: $wx_cv_gcc_pch_bug" >&5

29
configure.in
View File

@ -7618,25 +7618,34 @@ then
[for gcc precompiled header bug],
[wx_cv_gcc_pch_bug],
[[
wx_cv_gcc_pch_bug=no
echo 'const wchar_t test_var[] = L"wide string";' > conftest.h
echo '#include <stdio.h>
const wchar_t test_var[] = L"awidetest";' > conftest.h
echo '#include "conftest.h"
int main()
{
printf("%ls\n", test_var);
return 0;
}' > conftest.cpp
wx_cv_gcc_pch_bug="pch not supported"
if $CXX conftest.h >/dev/null 2>&1
then
{
echo '#include "conftest.h"'
echo 'const wchar_t *test() { return test_var; }'
} > conftest.cpp
wx_cv_gcc_pch_bug=
if $CXX -c -o conftest.o conftest.cpp >/dev/null 2>&1
if $CXX -o conftest conftest.cpp >/dev/null 2>&1
then
tr -dc 'a-z' < conftest.o |
grep 'widestring' >/dev/null ||
if tr -dc '[a-z]' < conftest | grep awidetest >/dev/null
then
wx_cv_gcc_pch_bug=no
else
wx_cv_gcc_pch_bug=yes
fi
fi
fi
rm -f conftest.h conftest.gch conftest.cpp conftest.o
rm -f conftest.h conftest.gch conftest.cpp conftest
]])
if test "$wx_cv_gcc_pch_bug" = yes; then