mirror of
https://github.com/rui314/mold.git
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43 lines
973 B
Bash
Executable File
43 lines
973 B
Bash
Executable File
#!/bin/bash
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set -e
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cd $(dirname $0)
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echo -n "Testing $(basename -s .sh $0) ... "
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t=$(pwd)/tmp/$(basename -s .sh $0)
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mkdir -p $t
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cat <<EOF > $t/a.c
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#include <stdio.h>
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__attribute__((weak)) int foo();
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__attribute__((weak)) extern int bar;
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int main() {
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printf("%d %d\n", foo ? foo() : 3, &bar ? bar : 5);
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}
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EOF
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cc -fno-PIC -c -o $t/c.o $t/a.c
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clang -fuse-ld=`pwd`/../mold -o $t/exe $t/c.o
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! readelf --dyn-syms $t/exe | grep -q 'NOTYPE WEAK DEFAULT UND foo' || false
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$t/exe | grep -q '3 5'
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clang -fuse-ld=`pwd`/../mold -o $t/exe $t/c.o -Wl,-z,nocopyreloc
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! readelf --dyn-syms $t/exe | grep -q 'NOTYPE WEAK DEFAULT UND foo' || false
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$t/exe | grep -q '3 5'
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cc -fPIC -c -o $t/b.o $t/a.c
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clang -fuse-ld=`pwd`/../mold -o $t/exe $t/b.o
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readelf --dyn-syms $t/exe | grep -q 'NOTYPE WEAK DEFAULT UND foo'
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$t/exe | grep -q '3 5'
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cat <<EOF | cc -shared -o $t/d.so -xc -
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int foo() { return 42; }
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int bar = 7;
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EOF
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LD_PRELOAD=$t/d.so $t/exe | grep -q '42 7'
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echo OK
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