Use somewhat longer C++ program to detect whether linking requires the C++
compiler. Fixes #559429. 2.2 bugfix candidate.
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@ -1,5 +1,5 @@
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#! /bin/sh
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# From configure.in Revision: 1.317 .
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# From configure.in Revision: 1.318 .
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# Guess values for system-dependent variables and create Makefiles.
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# Generated by GNU Autoconf 2.53.
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#
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@ -3037,7 +3037,7 @@ then
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if test -z "$CXX"; then
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LINKCC="\$(PURIFY) \$(CC)"
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else
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echo 'int main(){return 0;}' > conftest.$ac_ext
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echo 'void foo();int main(){foo();}void foo(){}' > conftest.$ac_ext
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$CXX -c conftest.$ac_ext 2>&5
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if $CC -o conftest$ac_exeext conftest.$ac_objext 2>&5 \
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&& test -s conftest$ac_exeext && ./conftest$ac_exeext
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@ -309,7 +309,7 @@ then
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if test -z "$CXX"; then
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LINKCC="\$(PURIFY) \$(CC)"
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else
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echo 'int main(){return 0;}' > conftest.$ac_ext
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echo 'void foo();int main(){foo();}void foo(){}' > conftest.$ac_ext
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$CXX -c conftest.$ac_ext 2>&5
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if $CC -o conftest$ac_exeext conftest.$ac_objext 2>&5 \
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&& test -s conftest$ac_exeext && ./conftest$ac_exeext
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