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8564ed2b38
For LTO we need to run the link step with gcc, not ld. Since there are a lot of linker options passed to it, add a gcc-ld wrapper that wraps them as -Wl, Signed-off-by: Andi Kleen <ak@linux.intel.com> Link: http://lkml.kernel.org/r/1391846481-31491-10-git-send-email-ak@linux.intel.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
30 lines
676 B
Bash
30 lines
676 B
Bash
#!/bin/sh
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# run gcc with ld options
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# used as a wrapper to execute link time optimizations
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# yes virginia, this is not pretty
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ARGS="-nostdlib"
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while [ "$1" != "" ] ; do
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case "$1" in
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-save-temps|-m32|-m64) N="$1" ;;
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-r) N="$1" ;;
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-[Wg]*) N="$1" ;;
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-[olv]|-[Ofd]*|-nostdlib) N="$1" ;;
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--end-group|--start-group)
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N="-Wl,$1" ;;
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-[RTFGhIezcbyYu]*|\
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--script|--defsym|-init|-Map|--oformat|-rpath|\
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-rpath-link|--sort-section|--section-start|-Tbss|-Tdata|-Ttext|\
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--version-script|--dynamic-list|--version-exports-symbol|--wrap|-m)
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A="$1" ; shift ; N="-Wl,$A,$1" ;;
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-[m]*) N="$1" ;;
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-*) N="-Wl,$1" ;;
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*) N="$1" ;;
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esac
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ARGS="$ARGS $N"
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shift
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done
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exec $CC $ARGS
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