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| author | Tristan Gingold <tgingold@free.fr> | 2016-12-05 21:00:35 +0100 |
|---|---|---|
| committer | Tristan Gingold <tgingold@free.fr> | 2016-12-06 20:05:50 +0100 |
| commit | 0710ab894a5234cc68a6f43dfb9aac95c9c96010 (patch) | |
| tree | 9c39cde922ed981d3c54983d3893b09ab365ac92 /configure | |
| parent | be36587ed1a04b3a9712f837c5b0e82422bd5adf (diff) | |
| download | ghdl-0710ab894a5234cc68a6f43dfb9aac95c9c96010.tar.gz ghdl-0710ab894a5234cc68a6f43dfb9aac95c9c96010.tar.bz2 ghdl-0710ab894a5234cc68a6f43dfb9aac95c9c96010.zip | |
Use -fpic if gcc is configured with --enable-default-pie
Test in configure and set Default_Pie in default_pathes.ads
Pass -fpic to ghdl1 if Default_Pie is set.
Decode -fpic in ghdl1_llvm
Fix #213
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 13 |
1 files changed, 11 insertions, 2 deletions
@@ -25,7 +25,7 @@ PIC_FLAGS=-fPIC show_help=no progname=$0 -subst_vars="CC GNATMAKE CFLAGS LDFLAGS build srcdir prefix backend libdirsuffix libdirreverse gcc_src_dir llvm_config llvm_be llvm_be_ver backtrace_lib build_mode EXEEXT SOEXT PIC_FLAGS" +subst_vars="CC GNATMAKE CFLAGS LDFLAGS build srcdir prefix backend libdirsuffix libdirreverse gcc_src_dir llvm_config llvm_be llvm_be_ver backtrace_lib build_mode EXEEXT SOEXT PIC_FLAGS default_pie" # Find srcdir srcdir=`dirname $progname` @@ -163,7 +163,7 @@ if test $backend = llvm; then fi if check_version 3.5 $llvm_version; then llvm_be=llvm - elif check_version 3.6 $llvm_version || + elif check_version 3.6 $llvm_version || check_version 3.7 $llvm_version || check_version 3.8 $llvm_version; then @@ -195,6 +195,14 @@ case "$build" in *) SOEXT=".so"; EXEEXT=""; PIC_FLAGS="-fPIC";; esac +# Check if gcc was configured with --enable-default-pie. In that case -fPIC +# should be added. +if gcc --version 2>&1 | grep -q enable-default-pie; then + default_pie="yes" +else + default_pie="no" +fi + # Generate config.status rm -f config.status { @@ -266,6 +274,7 @@ sed -e "s%@COMPILER_GCC@%ghdl1-gcc$EXEEXT%" \ -e "s%@INSTALL_PREFIX@%$prefix%" \ -e "s%@LIB_PREFIX@%$libdirsuffix%" \ -e "s%@SOEXT@%$SOEXT%" \ + -e "s%@default_pie@%$default_pie%" \ < $srcdir/src/ghdldrv/default_pathes.ads.in > default_pathes.ads exit 0 |