Anders Kaseorg
e009ba4e76
As of commit dd941df19d, we no longer
build any plain C, except within AM_PROG_AR.
Signed-off-by: Anders Kaseorg <andersk@mit.edu>
23 lines
501 B
Bash
Executable File
23 lines
501 B
Bash
Executable File
#!/bin/sh
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# There is no way to make clang's "argument unused" warning fatal. So when
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# configure checks for supported flags, it runs $CXX and $LD via this
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# wrapper.
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#
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# Ideally the search string would also include 'clang: ' but this output might
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# depend on clang's argv[0].
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if out=$("$@" 2>&1); then
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echo "$out"
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if echo "$out" | grep 'warning: argument unused' >/dev/null; then
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echo "$0: found clang warning"
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exit 1
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else
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exit 0
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fi
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else
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code=$?
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echo "$out"
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exit $code
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fi
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