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This is a new experimental flag to make room at the end of PHDR so that post-processing tools can add more entries as needed. Fixes #1148
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Original file line number | Diff line number | Diff line change |
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#!/bin/bash | ||
. $(dirname $0)/common.inc | ||
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cat <<EOF | $CC -o $t/a.o -c -xc - | ||
#include <stdio.h> | ||
int main() { | ||
printf("Hello world\n"); | ||
} | ||
EOF | ||
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$CC -B. -o $t/exe1 $t/a.o | ||
$QEMU $t/exe1 | grep -q 'Hello world' | ||
[ "$(readelf -Wl $t/exe1 | grep NULL | wc -l)" -eq 0 ] | ||
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$CC -B. -o $t/exe2 $t/a.o -Wl,--spare-program-headers=0 | ||
$QEMU $t/exe2 | grep -q 'Hello world' | ||
[ "$(readelf -Wl $t/exe2 | grep NULL | wc -l)" -eq 0 ] | ||
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$CC -B. -o $t/exe3 $t/a.o -Wl,--spare-program-headers=1 | ||
$QEMU $t/exe3 | grep -q 'Hello world' | ||
[ "$(readelf -Wl $t/exe3 | grep NULL | wc -l)" -eq 1 ] | ||
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$CC -B. -o $t/exe4 $t/a.o -Wl,--spare-program-headers=5 | ||
$QEMU $t/exe4 | grep -q 'Hello world' | ||
[ "$(readelf -Wl $t/exe4 | grep NULL | wc -l)" -eq 5 ] |