[llvm] r345367 - [llvm-nm] Simplify. NFC

[Fangrui Song via llvm-commits]

Author: maskray
Date: Thu Oct 25 23:56:51 2018
New Revision: 345367

URL: http://llvm.org/viewvc/llvm-project?rev=345367&view=rev
Log:
[llvm-nm] Simplify. NFC

Change a \t to spaces
Change some zero-filling memcpy to aggregate initialization
Delete redundant ArchiveName.clear() after declaration

Modified:
    llvm/trunk/tools/llvm-nm/llvm-nm.cpp

Modified: llvm/trunk/tools/llvm-nm/llvm-nm.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-nm/llvm-nm.cpp?rev=345367&r1=345366&r2=345367&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-nm/llvm-nm.cpp (original)
+++ llvm/trunk/tools/llvm-nm/llvm-nm.cpp Thu Oct 25 23:56:51 2018
@@ -1181,8 +1181,7 @@ dumpSymbolNamesFromObject(SymbolicFile &
       // see if this symbol is a symbol from that section and if not skip it.
       if (Nsect && Nsect != getNsectInMachO(*MachO, Sym))
         continue;
-      NMSymbol S;
-      memset(&S, '\0', sizeof(S));
+      NMSymbol S = {};
       S.Size = 0;
       S.Address = 0;
       if (PrintSize) {
@@ -1276,8 +1275,7 @@ dumpSymbolNamesFromObject(SymbolicFile &
           }
         }
         if (!found) {
-          NMSymbol S;
-          memset(&S, '\0', sizeof(NMSymbol));
+          NMSymbol S = {};
           S.Address = Entry.address() + BaseSegmentAddress;
           S.Size = 0;
           S.TypeChar = '\0';
@@ -1367,8 +1365,7 @@ dumpSymbolNamesFromObject(SymbolicFile &
 
             // Now create the undefined symbol using the referened dynamic
             // library.
-            NMSymbol U;
-            memset(&U, '\0', sizeof(NMSymbol));
+            NMSymbol U = {};
             U.Address = 0;
             U.Size = 0;
             U.TypeChar = 'U';
@@ -1434,8 +1431,7 @@ dumpSymbolNamesFromObject(SymbolicFile &
         }
         if (!found) {
           LastSymbolName = Entry.symbolName();
-          NMSymbol B;
-          memset(&B, '\0', sizeof(NMSymbol));
+          NMSymbol B = {};
           B.Address = 0;
           B.Size = 0;
           B.TypeChar = 'U';
@@ -1494,8 +1490,7 @@ dumpSymbolNamesFromObject(SymbolicFile &
         }
         if (!found) {
           LastSymbolName = Entry.symbolName();
-          NMSymbol L;
-          memset(&L, '\0', sizeof(NMSymbol));
+          NMSymbol L = {};
           L.Name = Entry.symbolName();
           L.Address = 0;
           L.Size = 0;
@@ -1633,9 +1628,8 @@ dumpSymbolNamesFromObject(SymbolicFile &
         }
         // See this address is not already in the symbol table fake up an
         // nlist for it.
-	if (!found) {
-          NMSymbol F;
-          memset(&F, '\0', sizeof(NMSymbol));
+        if (!found) {
+          NMSymbol F = {};
           F.Name = "<redacted function X>";
           F.Address = FoundFns[f] + BaseSegmentAddress;
           F.Size = 0;
@@ -1902,7 +1896,6 @@ static void dumpSymbolNamesFromFile(std:
         if (HostArchName == I->getArchFlagName()) {
           Expected<std::unique_ptr<ObjectFile>> ObjOrErr = I->getAsObjectFile();
           std::string ArchiveName;
-          ArchiveName.clear();
           if (ObjOrErr) {
             ObjectFile &Obj = *ObjOrErr.get();
             dumpSymbolNamesFromObject(Obj, false);