Fix flag to start with 1 << 0. NFC.

Thanks to Andrew Ng for noticing it.

llvm-svn: 303354
diff --git a/lld/ELF/Writer.cpp b/lld/ELF/Writer.cpp
index 4be6fe5..6842044 100644
--- a/lld/ELF/Writer.cpp
+++ b/lld/ELF/Writer.cpp
@@ -626,22 +626,22 @@
 // * It is easy to check if a give branch was taken.
 // * It is easy two see how similar two ranks are (see getRankProximity).
 enum RankFlags {
-  RF_NOT_ADDR_SET = 1 << 16,
-  RF_NOT_INTERP = 1 << 15,
-  RF_NOT_ALLOC = 1 << 14,
-  RF_WRITE = 1 << 13,
-  RF_EXEC = 1 << 12,
-  RF_NON_TLS_BSS = 1 << 11,
-  RF_NON_TLS_BSS_RO = 1 << 10,
-  RF_NOT_TLS = 1 << 9,
-  RF_BSS = 1 << 8,
-  RF_PPC_NOT_TOCBSS = 1 << 7,
-  RF_PPC_OPD = 1 << 6,
-  RF_PPC_TOCL = 1 << 5,
-  RF_PPC_TOC = 1 << 4,
-  RF_PPC_BRANCH_LT = 1 << 3,
-  RF_MIPS_GPREL = 1 << 2,
-  RF_MIPS_NOT_GOT = 1 << 1
+  RF_NOT_ADDR_SET = 1 << 15,
+  RF_NOT_INTERP = 1 << 14,
+  RF_NOT_ALLOC = 1 << 13,
+  RF_WRITE = 1 << 12,
+  RF_EXEC = 1 << 11,
+  RF_NON_TLS_BSS = 1 << 10,
+  RF_NON_TLS_BSS_RO = 1 << 9,
+  RF_NOT_TLS = 1 << 8,
+  RF_BSS = 1 << 7,
+  RF_PPC_NOT_TOCBSS = 1 << 6,
+  RF_PPC_OPD = 1 << 5,
+  RF_PPC_TOCL = 1 << 4,
+  RF_PPC_TOC = 1 << 3,
+  RF_PPC_BRANCH_LT = 1 << 2,
+  RF_MIPS_GPREL = 1 << 1,
+  RF_MIPS_NOT_GOT = 1 << 0
 };
 
 static unsigned getSectionRank(const OutputSection *Sec) {