diff --git a/compiler-rt/test/lit.common.cfg.py b/compiler-rt/test/lit.common.cfg.py
--- a/compiler-rt/test/lit.common.cfg.py
+++ b/compiler-rt/test/lit.common.cfg.py
@@ -691,9 +691,19 @@
 
 # Propagate the LLD/LTO into the clang config option, so nothing else is needed.
 run_wrapper = []
-target_cflags = [getattr(config, 'target_cflags', None)]
+target_cflags = []
 extra_cflags = []
 
+# Handle target triple and sysroot.
+if config.target_triple:
+  extra_cflags += ["--target=%s" % config.target_triple]
+if config.sysroot:
+  extra_cflags += ["--sysroot=%s" % config.sysroot]
+if config.osx_sysroot:
+  extra_cflags += ["-isysroot %s" % config.osx_sysroot]
+
+target_cflags.append(getattr(config, 'target_cflags', None))
+
 if config.use_lto and config.lto_supported:
   extra_cflags += config.lto_flags
 elif config.use_lto and (not config.lto_supported):
diff --git a/compiler-rt/test/lit.common.configured.in b/compiler-rt/test/lit.common.configured.in
--- a/compiler-rt/test/lit.common.configured.in
+++ b/compiler-rt/test/lit.common.configured.in
@@ -8,6 +8,8 @@
 # Generic config options for all compiler-rt lit tests.
 set_default("target_triple", "@COMPILER_RT_DEFAULT_TARGET_TRIPLE@")
 set_default("target_cflags", "@COMPILER_RT_TEST_COMPILER_CFLAGS@")
+set_default("sysroot", "@CMAKE_SYSROOT@")
+set_default("osx_sysroot", "@CMAKE_OSX_SYSROOT@")
 set_default("host_arch", "@HOST_ARCH@")
 set_default("target_arch", "@COMPILER_RT_DEFAULT_TARGET_ARCH@")
 set_default("host_os", "@HOST_OS@")