Add TFLAGS to gcc's GCC_FOR_TARGET

When the GCC build runs GCC_FOR_TARGET, e.g. for selftests or for
dumping specs, it doesn't use TFLAGS in non-bootstrap scenarios.  This
patch arranges for TFLAGS to be passed from the top level down to gcc
in GCC_FOR_TARGET in this case.

	* Makefile.tpl (HOST_EXPORTS): Add TFLAGS to GCC_FOR_TARGET.
	(EXTRA_GCC_FLAGS): Likewise.

diff --git a/Makefile.tpl b/Makefile.tpl
index 88db8f4..54faca6 100644 (file)
--- a/Makefile.tpl
+++ b/Makefile.tpl
@@ -226,7 +226,7 @@ HOST_EXPORTS = \
        AR_FOR_TARGET="$(AR_FOR_TARGET)"; export AR_FOR_TARGET; \
        AS_FOR_TARGET="$(AS_FOR_TARGET)"; export AS_FOR_TARGET; \
        DSYMUTIL_FOR_TARGET="$(DSYMUTIL_FOR_TARGET)"; export DSYMUTIL_FOR_TARGET; \
-       GCC_FOR_TARGET="$(GCC_FOR_TARGET)"; export GCC_FOR_TARGET; \
+       GCC_FOR_TARGET="$(GCC_FOR_TARGET) $$TFLAGS"; export GCC_FOR_TARGET; \
        LD_FOR_TARGET="$(LD_FOR_TARGET)"; export LD_FOR_TARGET; \
        NM_FOR_TARGET="$(NM_FOR_TARGET)"; export NM_FOR_TARGET; \
        OBJDUMP_FOR_TARGET="$(OBJDUMP_FOR_TARGET)"; export OBJDUMP_FOR_TARGET; \
@@ -796,7 +796,7 @@ TARGET_FLAGS_TO_PASS = $(BASE_FLAGS_TO_PASS) $(EXTRA_TARGET_FLAGS)
 # The BUILD_* variables are a special case, which are used for the gcc
 # cross-building scheme.
 EXTRA_GCC_FLAGS = \
-       "GCC_FOR_TARGET=$(GCC_FOR_TARGET)" \
+       "GCC_FOR_TARGET=$(GCC_FOR_TARGET) $$TFLAGS" \
        "`echo 'STMP_FIXPROTO=$(STMP_FIXPROTO)' | sed -e s'/[^=][^=]*=$$/XFOO=/'`" \
        "`echo 'LIMITS_H_TEST=$(LIMITS_H_TEST)' | sed -e s'/[^=][^=]*=$$/XFOO=/'`"