gcc/config/bootstrap-cet.mk

# This option enables -fcf-protection for stage2, stage3 and stage4.

STAGE2_CFLAGS += -fcf-protection
STAGE3_CFLAGS += -fcf-protection
STAGE4_CFLAGS += -fcf-protection
x86/CET: Add -fcf-protection to STAGE4_CFLAGS Since profiledbootstrap uses STAGEfeedback_CFLAGS = $(STAGE4_CFLAGS) -fprofile-use add STAGE4_CFLAGS += -fcf-protection -mcet to bootstrap-cet.mk to support profiledbootstrap with CET. PR bootstrap/85490 * bootstrap-cet.mk (STAGE4_CFLAGS): New. From-SVN: r259620 2018-04-25 06:12:46 +08:00			`# This option enables -fcf-protection for stage2, stage3 and stage4.`
Add bootstrap-cet.mk to bootstrap GCC with Intel CET Bootstrap GCC with Intel CET by configuring GCC with --with-build-config="bootstrap-cet bootstrap-debug" Tested on Linux/i686 and Linux/x86-64. config/ * bootstrap-cet.mk: New file. gcc/ * doc/install.texi: Document bootstrap-cet. From-SVN: r254043 2017-10-24 20:50:03 +08:00
Don't bootstrap GCC with -mcet With revision 259496: commit b1384095a7c1d06a44b70853372ebe037b2f7867 Author: hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> Date: Thu Apr 19 15:15:04 2018 +0000 x86: Enable -fcf-protection with multi-byte NOPs -fcf-protection no longer requires -mcet. config/ PR target/85485 * bootstrap-cet.mk (STAGE2_CFLAGS): Remove -mcet. (STAGE3_CFLAGS): Likewise. gcc/ PR target/85485 * doc/install.texi: Remove -mcet from bootstrap-cet. From-SVN: r259611 2018-04-25 00:47:24 +08:00			`STAGE2_CFLAGS += -fcf-protection`
			`STAGE3_CFLAGS += -fcf-protection`
x86/CET: Add -fcf-protection to STAGE4_CFLAGS Since profiledbootstrap uses STAGEfeedback_CFLAGS = $(STAGE4_CFLAGS) -fprofile-use add STAGE4_CFLAGS += -fcf-protection -mcet to bootstrap-cet.mk to support profiledbootstrap with CET. PR bootstrap/85490 * bootstrap-cet.mk (STAGE4_CFLAGS): New. From-SVN: r259620 2018-04-25 06:12:46 +08:00			`STAGE4_CFLAGS += -fcf-protection`