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| author | Ian Lance Taylor <iant@golang.org> | 2021-09-13 10:37:49 -0700 |
|---|---|---|
| committer | Ian Lance Taylor <iant@golang.org> | 2021-09-13 10:37:49 -0700 |
| commit | e252b51ccde010cbd2a146485d8045103cd99533 (patch) | |
| tree | e060f101cdc32bf5e520de8e5275db9d4236b74c /libcpp/configure | |
| parent | f10c7c4596dda99d2ee872c995ae4aeda65adbdf (diff) | |
| parent | 104c05c5284b7822d770ee51a7d91946c7e56d50 (diff) | |
| download | gcc-e252b51ccde010cbd2a146485d8045103cd99533.zip gcc-e252b51ccde010cbd2a146485d8045103cd99533.tar.gz gcc-e252b51ccde010cbd2a146485d8045103cd99533.tar.bz2 | |
Merge from trunk revision 104c05c5284b7822d770ee51a7d91946c7e56d50.
Diffstat (limited to 'libcpp/configure')
| -rwxr-xr-x | libcpp/configure | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/libcpp/configure b/libcpp/configure index 7e28606..9674cd9 100755 --- a/libcpp/configure +++ b/libcpp/configure @@ -7668,6 +7668,34 @@ else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ +int +main () +{ + asm ("endbr32"); + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + have_multi_byte_nop=yes +else + have_multi_byte_nop=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + have_cet=no + if test x$have_multi_byte_nop = xyes; then + if test "$cross_compiling" = yes; then : + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot run test program while cross compiling +See \`config.log' for more details" "$LINENO" 5; } +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + static void foo (void) { @@ -7704,6 +7732,7 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ conftest.$ac_objext conftest.beam conftest.$ac_ext fi + fi if test x$enable_cet = xno -a x$have_cet = xyes; then as_fn_error $? "Intel CET must be enabled on Intel CET enabled host" "$LINENO" 5 fi |