fix weird toolchain build error

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@1573 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/openwrt/toolchain/gcc/Makefile b/openwrt/toolchain/gcc/Makefile
index 41a77bb..a04d8bf 100644 (file)
--- a/openwrt/toolchain/gcc/Makefile
+++ b/openwrt/toolchain/gcc/Makefile
@@ -86,7 +86,7 @@ endif
 
 $(GCC_BUILD_DIR1)/.configured: $(GCC_DIR)/.patched
        mkdir -p $(GCC_BUILD_DIR1)
-       (cd $(GCC_BUILD_DIR1); PATH=$(TARGET_PATH) \
+       (cd $(GCC_BUILD_DIR1); rm -f config.cache; PATH=$(TARGET_PATH) \
                $(GCC_DIR)/configure \
                --prefix=$(STAGING_DIR) \
                --build=$(GNU_HOST_NAME) \
@@ -133,7 +133,7 @@ $(GCC_BUILD_DIR2)/.configured: $(GCC_DIR)/.patched $(STAGING_DIR)/lib/libc.a
        ln -sf ../include $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
        rm -rf $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib
        ln -sf ../lib $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib
-       (cd $(GCC_BUILD_DIR2); PATH=$(TARGET_PATH) \
+       (cd $(GCC_BUILD_DIR2); rm -f config.cache; PATH=$(TARGET_PATH) \
                $(GCC_DIR)/configure \
                --prefix=$(STAGING_DIR) \
                --build=$(GNU_HOST_NAME) \