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configure: Restore original endianness test

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Previously the bit pattern for the endianness test was declared as a
global, instead of a local, variable. This ensures that the pattern
appears unchanged in the object file and is not optimized out.
This commit is contained in:
Diego Biurrun 2018-03-08 11:47:04 +01:00
parent 80a4e6a46f
commit dd7e63af93
1 changed files with 4 additions and 1 deletions
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5
configure vendored
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@ -4211,7 +4211,10 @@ done
check_cc pragma_deprecated "" '_Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")'
require_cc "endian test" "" "unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E'"
# The global variable ensures the bits appear unchanged in the object file.
test_cc <<EOF || die "endian test failed"
unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
EOF
od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
check_gas() {