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https://github.com/rui314/mold.git
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44 lines
991 B
Bash
Executable File
44 lines
991 B
Bash
Executable File
#!/bin/bash
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. $(dirname $0)/common.inc
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# Skip if libc is musl because musl does not fully support GNU-style
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# symbol versioning.
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is_musl && skip
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cat <<EOF | $CC -fPIC -c -o $t/a.o -xc -
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int foo1() { return 1; }
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int foo2() { return 2; }
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int foo3() { return 3; }
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int bar3() { return 4; }
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__asm__(".symver foo1, foo@VER1");
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__asm__(".symver foo2, foo@VER2");
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__asm__(".symver foo3, foo@@VER3");
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__asm__(".symver bar3, bar@@VER3");
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EOF
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echo 'VER1 { local: *; }; VER2 { local: *; }; VER3 { local: *; };' > $t/b.ver
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$CC -B. -shared -o $t/c.so $t/a.o -Wl,--version-script=$t/b.ver
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cat <<EOF | $CC -c -o $t/d.o -xc -
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#include <stdio.h>
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int foo1();
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int foo2();
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int foo3();
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int foo();
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int bar();
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__asm__(".symver foo1, foo@VER1");
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__asm__(".symver foo2, foo@VER2");
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__asm__(".symver foo3, foo@VER3");
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__asm__(".symver bar, bar@VER3");
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int main() {
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printf("%d %d %d %d %d\n", foo1(), foo2(), foo3(), foo(), bar());
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}
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EOF
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$CC -B. -o $t/exe $t/d.o $t/c.so
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$QEMU $t/exe | grep -q '^1 2 3 3 4$'
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