Make ignoring Prerequisite that doesn't exist
问题 make continues to build and says everything is up to date when my dependency files say an object depends on a header file that has moved. If run make -d to capture the evaluation I see: Considering target file `../build/out/src/manager.o'. Looking for an implicit rule for `../build/out/src/manager.o'. No implicit rule found for `../build/out/src/manager.o'. Pruning file `../product/build/config/product.conf'. Pruning file `../build/out/opt_cc.txt'. Considering target file `../mem/src/manager