mirror of
https://github.com/rui314/mold.git
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48 lines
928 B
Bash
Executable File
48 lines
928 B
Bash
Executable File
#!/bin/bash
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export LC_ALL=C
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set -e
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CC="${CC:-cc}"
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CXX="${CXX:-c++}"
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GCC="${GCC:-gcc}"
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GXX="${GXX:-g++}"
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OBJDUMP="${OBJDUMP:-objdump}"
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MACHINE="${MACHINE:-$(uname -m)}"
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testname=$(basename "$0" .sh)
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echo -n "Testing $testname ... "
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cd "$(dirname "$0")"/../..
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t=out/test/elf/$testname
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mkdir -p $t
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# IFUNC is not supported on RISC-V yet
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[ $MACHINE = riscv64 ] && { echo skipped; exit; }
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# Skip if libc is musl because musl does not support GNU FUNC
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echo 'int main() {}' | $CC -o $t/exe -xc -
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readelf --dynamic $t/exe | grep -q ld-musl && { echo OK; exit; }
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cat <<EOF | $CC -o $t/a.o -c -xc -
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#include <stdio.h>
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__attribute__((ifunc("resolve_foobar")))
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static void foobar(void);
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static void real_foobar(void) {
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printf("Hello world\n");
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}
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typedef void Func();
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static Func *resolve_foobar(void) {
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return real_foobar;
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}
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int main() {
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foobar();
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}
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EOF
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$CC -B. -o $t/exe $t/a.o
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$QEMU $t/exe | grep -q 'Hello world'
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echo OK
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