InstrProf: Change magic number to have non-text characters
Include non-text characters in the magic number so that text files can't
match.
<rdar://problem/15950346>
llvm-svn: 204513
diff --git a/llvm/test/tools/llvm-profdata/raw-magic-but-no-header.test b/llvm/test/tools/llvm-profdata/raw-magic-but-no-header.test
index e899ece..6db723c 100644
--- a/llvm/test/tools/llvm-profdata/raw-magic-but-no-header.test
+++ b/llvm/test/tools/llvm-profdata/raw-magic-but-no-header.test
@@ -1,6 +1,6 @@
-RUN: printf "warforpl" > %t
+RUN: printf '\201rforpl\377' > %t
RUN: not llvm-profdata show %t 2>&1 | FileCheck %s
-RUN: printf "lprofraw" > %t
+RUN: printf '\377lprofr\201' > %t
RUN: not llvm-profdata show %t 2>&1 | FileCheck %s
CHECK: error: {{.+}}: Invalid header