It was accidentally removed in #15006 and that somehow got past the
build bots, causing `src/test/run-make/c-dynamic-dylib` to fail on at
least my linux system.
This resolves #15103 (thanks to @alexcrichton!).
# These deliberately use `=` and not `:=` so that client makefiles can
# augment HOST_RPATH_DIR / TARGET_RPATH_DIR.
HOST_RPATH_ENV = \
- $(LD_LIB_PATH_ENVVAR)="$(HOST_RPATH_DIR):$($(LD_LIB_PATH_ENVVAR))"
+ $(LD_LIB_PATH_ENVVAR)="$(TMPDIR):$(HOST_RPATH_DIR):$($(LD_LIB_PATH_ENVVAR))"
TARGET_RPATH_ENV = \
- $(LD_LIB_PATH_ENVVAR)="$(TARGET_RPATH_DIR):$($(LD_LIB_PATH_ENVVAR))"
+ $(LD_LIB_PATH_ENVVAR)="$(TMPDIR):$(TARGET_RPATH_DIR):$($(LD_LIB_PATH_ENVVAR))"
RUSTC := $(HOST_RPATH_ENV) $(RUSTC) --out-dir $(TMPDIR) -L $(TMPDIR)
CC := $(CC) -L $(TMPDIR)