gcc/libgcc/config/t-darwin-min-5

# Support building with -mmacosx-version-min back to 10.5.
DARWIN_MIN_LIB_VERSION = -mmacosx-version-min=10.5
DARWIN_MIN_CRT_VERSION = -mmacosx-version-min=10.5
Darwin, libgcc : Adjust min version supported for the OS. Tools from later versions of the OS deprecate or fail to support earlier OS revisions. Signed-off-by: Iain Sandoe <iain@sandoe.co.uk> libgcc/ChangeLog: * config.host: Arrange to set min Darwin OS versions from the configured host version. * config/darwin10-unwind-find-enc-func.c: Do not use current headers, but declare the nexessary structures locally to the versions in use for Mac OSX 10.6. * config/t-darwin: Amend to handle configured min OS versions. * config/t-darwin-min-1: New. * config/t-darwin-min-5: New. * config/t-darwin-min-8: New. 2023-05-12 06:24:02 +08:00			`# Support building with -mmacosx-version-min back to 10.5.`
			`DARWIN_MIN_LIB_VERSION = -mmacosx-version-min=10.5`
			`DARWIN_MIN_CRT_VERSION = -mmacosx-version-min=10.5`