Fix SPARC build, missing #include

[ghc-hetmet.git] / mk / boilerplate.mk

diff --git a/mk/boilerplate.mk b/mk/boilerplate.mk
index 8e4f322..0e7e752 100644 (file)
--- a/mk/boilerplate.mk
+++ b/mk/boilerplate.mk
@@ -22,6 +22,15 @@ FPTOOLS_TOP := $(TOP)
 #              THIS RULE MUST REMAIN FIRST!
 default: all
 
+#------------------------------------------------------------
+#                      Makefile debugging
+# to see the effective value used for a Makefile variable, do
+#  make show VALUE=MY_VALUE
+#
+
+show:
+       @echo '$(VALUE)="$($(VALUE))"'
+
 # -----------------------------------------------------------------------------
 # Misc bits