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# Test NOCROSSREFS in a linker script.
# By Ian Lance Taylor, Cygnus Support.

set test1 "NOCROSSREFS 1"
set test2 "NOCROSSREFS 2"

if { [which $CC] == 0 } {
    untested $test1
    untested $test2
    return
}

if { ![ld_compile $CC "$srcdir/$subdir/cross1.c" tmpdir/cross1.o] \
     || ![ld_compile $CC "$srcdir/$subdir/cross2.c" tmpdir/cross2.o] } {
    unresolved $test1
    unresolved $test2
    return
}

set flags ""

# The a29k compiled code calls V_SPILL and V_FILL.  Since we don't
# need to run this code, but we don't have definitions for those
# functions, we just define them out.
if [istarget a29k*-*-*] {
    set flags "$flags --defsym V_SPILL=0 --defsym V_FILL=0"
}

# hppa-elf needs a definition for $global$.
if [istarget hppa*-*-*] {
    set flags "$flags --defsym '\$global\$'=0"
}

verbose -log "$ld $flags -o tmpdir/cross1 -T $srcdir/$subdir/cross1.t tmpdir/cross1.o tmpdir/cross2.o"

catch "exec $ld $flags -o tmpdir/cross1 -T $srcdir/$subdir/cross1.t tmpdir/cross1.o tmpdir/cross2.o" exec_output

set exec_output [prune_warnings $exec_output]

regsub -all "(^|\n)($ld: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output

if [string match "" $exec_output] then {
    fail $test1
} else {
    verbose -log "$exec_output"
    if [regexp "prohibited cross reference from .* to `foo' in" $exec_output] {
	pass $test1
    } else {
	fail $test1
    }
}

# Check cross references within a single object.

if { ![ld_compile $CC "$srcdir/$subdir/cross3.c" tmpdir/cross3.o] } {
    unresolved $test2
    return
}

verbose -log "$ld $flags -o tmpdir/cross2 -T $srcdir/$subdir/cross2.t tmpdir/cross3.o"

catch "exec $ld $flags -o tmpdir/cross2 -T $srcdir/$subdir/cross2.t tmpdir/cross3.o" exec_output

set exec_output [prune_warnings $exec_output]

regsub -all "(^|\n)($ld: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output

if [string match "" $exec_output] then {
    fail $test2
} else {
    verbose -log "$exec_output"
    if [regexp "prohibited cross reference from .* to `.*' in" $exec_output] {
	pass $test2
    } else {
	fail $test2
    }
}