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configure: fix _Pragma check.

The test can currently pass when _Pragma is not supported, since
_Pragma might be treated as a implicitly declared function.
This happens e.g. with tinycc.
Extending the check to 2 pragmas both matches the actual use
better and avoids this misdetection.
This commit is contained in:
Reimar Döffinger 2023-10-29 18:46:16 +01:00
parent 02064ba3a3
commit a31992634f

2
configure vendored
View File

@ -5984,7 +5984,7 @@ for restrict_keyword in restrict __restrict__ __restrict ""; do
test_code cc "" "char * $restrict_keyword p" && break
done
check_cc pragma_deprecated "" '_Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")'
check_cc pragma_deprecated "" '_Pragma("GCC diagnostic push") _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")'
# The global variable ensures the bits appear unchanged in the object file.
test_cc <<EOF || die "endian test failed"