[test] Pass a fake libLTO.dylib to a driver test which depends on it

This makes it possible to run 'check-clang' on Darwin without building
libLTO.dylib. See r280142 for more context.

llvm-svn: 280150

diff --git a/clang/test/Driver/darwin-ld-lto.c b/clang/test/Driver/darwin-ld-lto.c
index 23e006a..06152ac 100644 (file)
--- a/clang/test/Driver/darwin-ld-lto.c
+++ b/clang/test/Driver/darwin-ld-lto.c
@@ -2,24 +2,24 @@
 
 // Check that ld gets "-lto_library" and warnings about libLTO.dylib path.
 
+// RUN: mkdir -p %T/bin
+// RUN: mkdir -p %T/lib
+// RUN: touch %T/lib/libLTO.dylib
 // RUN: %clang -target x86_64-apple-darwin10 -### %s \
-// RUN:   -mlinker-version=133 -flto 2> %t.log
-// RUN: cat %t.log
-// RUN: FileCheck -check-prefix=LINK_LTOLIB_PATH %s < %t.log
+// RUN:   -ccc-install-dir %T/bin -mlinker-version=133 -flto 2> %t.log
+// RUN: FileCheck -check-prefix=LINK_LTOLIB_PATH %s -input-file %t.log
 //
 // LINK_LTOLIB_PATH: {{ld(.exe)?"}}
 // LINK_LTOLIB_PATH: "-lto_library"
 
 // RUN: %clang -target x86_64-apple-darwin10 -### %s \
 // RUN:   -ccc-install-dir %S/dummytestdir -mlinker-version=133 -flto 2> %t.log
-// RUN: cat %t.log
-// RUN: FileCheck -check-prefix=LINK_LTOLIB_PATH_WRN %s < %t.log
+// RUN: FileCheck -check-prefix=LINK_LTOLIB_PATH_WRN %s -input-file %t.log
 //
 // LINK_LTOLIB_PATH_WRN: warning: libLTO.dylib relative to clang installed dir not found; using 'ld' default search path instead
 
 // RUN: %clang -target x86_64-apple-darwin10 -### %s \
 // RUN:   -ccc-install-dir %S/dummytestdir -mlinker-version=133 -Wno-liblto -flto 2> %t.log
-// RUN: cat %t.log
-// RUN: FileCheck -check-prefix=LINK_LTOLIB_PATH_NOWRN %s < %t.log
+// RUN: FileCheck -check-prefix=LINK_LTOLIB_PATH_NOWRN %s -input-file %t.log
 //
 // LINK_LTOLIB_PATH_NOWRN-NOT: warning: libLTO.dylib relative to clang installed dir not found; using 'ld' default search path instead