toolchain/gcc: add config symbol to determine how to apply path remapping
Added boolean symbol for GCC 8 and higher, when we add newer GCC, we don't have
to modify rules.mk to keep things consistant.
Fixes: da9d760
("rules.mk: replace iremap when using GCC 8")
Signed-off-by: Syrone Wong <wong.syrone@gmail.com>
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2 changed files with 8 additions and 3 deletions
6
rules.mk
6
rules.mk
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@ -140,10 +140,10 @@ else
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endif
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ifeq ($(or $(CONFIG_EXTERNAL_TOOLCHAIN),$(CONFIG_GCC_VERSION_4_8),$(CONFIG_TARGET_uml)),)
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iremap = -iremap$(1):$(2)
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# just overwrite iremap for GCC 8.1 and higher to keep backward compatibility
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ifeq ($(CONFIG_GCC_VERSION_8),y)
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ifeq ($(CONFIG_GCC_USE_EMBEDDED_PATH_REMAP),y)
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iremap = -fmacro-prefix-map=$(1)=$(2)
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else
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iremap = -iremap$(1):$(2)
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endif
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endif
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@ -10,6 +10,11 @@ config GCC_VERSION_8
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default y if GCC_USE_VERSION_8
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bool
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config GCC_USE_EMBEDDED_PATH_REMAP
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default y if GCC_VERSION_8
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default n
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bool
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config GCC_VERSION
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string
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default "5.5.0" if GCC_VERSION_5
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