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mk: Pass exact compile to rustc on cross compiles

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Instead of passing through CC which may have things like ccache and other
arguments (when using clang) this commit filters out the necessary arguments
from CC to pass the right linker to rustc.

Closes #13562
This commit is contained in:
Alex Crichton 2014-04-19 13:18:25 -07:00
parent ba25fecfef
commit 80bd176432
1 changed files with 4 additions and 1 deletions
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5
mk/platform.mk
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@ -542,6 +542,8 @@ ifdef CFG_CCACHE_BASEDIR
export CCACHE_BASEDIR
endif
FIND_COMPILER = $(word 1,$(1:ccache=))
define CFG_MAKE_TOOLCHAIN
# Prepend the tools with their prefix if cross compiling
ifneq ($(CFG_BUILD),$(1))
@ -549,7 +551,8 @@ define CFG_MAKE_TOOLCHAIN
CXX_$(1)=$(CROSS_PREFIX_$(1))$(CXX_$(1))
CPP_$(1)=$(CROSS_PREFIX_$(1))$(CPP_$(1))
AR_$(1)=$(CROSS_PREFIX_$(1))$(AR_$(1))
RUSTC_CROSS_FLAGS_$(1)=-C linker=$$(CXX_$(1)) -C ar=$$(AR_$(1)) $(RUSTC_CROSS_FLAGS_$(1))
RUSTC_CROSS_FLAGS_$(1)=-C linker=$$(call FIND_COMPILER,$$(CXX_$(1))) \
-C ar=$$(call FIND_COMPILER,$$(AR_$(1))) $(RUSTC_CROSS_FLAGS_$(1))
RUSTC_FLAGS_$(1)=$$(RUSTC_CROSS_FLAGS_$(1)) $(RUSTC_FLAGS_$(1))
endif