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boot/arm-trusted-firmware: add -fno-PIE to CFLAGS

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By default the toolchain-wrapper enable -fPIE to the build of all packages.
TF-A support Position Independent Executable(PIE) only in few build cases,
therefore it should be disable by default.
If you still want to enable PIE, TF-A provide a "ENABLE_PIE" build options
that will override the cflags for the supported cases.

Signed-off-by: Kory Maincent <kory.maincent@bootlin.com>
[Peter: Only do so for BR2_PIC_PIE]
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 1061ed6c62)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Kory Maincent 2022-05-31 10:44:28 +02:00 committed by Peter Korsgaard
parent a770fa04de
commit a53b92293e
1 changed files with 1 additions and 0 deletions

1
boot/arm-trusted-firmware/arm-trusted-firmware.mk
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@ -50,6 +50,7 @@ endif
ARM_TRUSTED_FIRMWARE_MAKE_OPTS += \
CROSS_COMPILE="$(TARGET_CROSS)" \
$(if $(BR2_PIC_PIE),CFLAGS="-fno-PIE") \
$(call qstrip,$(BR2_TARGET_ARM_TRUSTED_FIRMWARE_ADDITIONAL_VARIABLES)) \
PLAT=$(ARM_TRUSTED_FIRMWARE_PLATFORM)