[NFC][MIR] Fix extra whitespace in MIR printing

Author: jurahul

llvm/lib/CodeGen/MIRPrinter.cpp

@@ -880,34 +880,34 @@ static void printMI(raw_ostream &OS, MFPrintState &State,
   // Print any optional symbols attached to this instruction as-if they were
   // operands.
   if (MCSymbol *PreInstrSymbol = MI.getPreInstrSymbol()) {
-    OS << LS << " pre-instr-symbol ";
+    OS << LS << "pre-instr-symbol ";
     MachineOperand::printSymbol(OS, *PreInstrSymbol);
   }
   if (MCSymbol *PostInstrSymbol = MI.getPostInstrSymbol()) {
-    OS << LS << " post-instr-symbol ";
+    OS << LS << "post-instr-symbol ";
     MachineOperand::printSymbol(OS, *PostInstrSymbol);
   }
   if (MDNode *HeapAllocMarker = MI.getHeapAllocMarker()) {
-    OS << LS << " heap-alloc-marker ";
+    OS << LS << "heap-alloc-marker ";
     HeapAllocMarker->printAsOperand(OS, State.MST);
   }
   if (MDNode *PCSections = MI.getPCSections()) {
-    OS << LS << " pcsections ";
+    OS << LS << "pcsections ";
     PCSections->printAsOperand(OS, State.MST);
   }
   if (MDNode *MMRA = MI.getMMRAMetadata()) {
-    OS << LS << " mmra ";
+    OS << LS << "mmra ";
     MMRA->printAsOperand(OS, State.MST);
   }
   if (uint32_t CFIType = MI.getCFIType())
-    OS << LS << " cfi-type " << CFIType;
+    OS << LS << "cfi-type " << CFIType;
 
   if (auto Num = MI.peekDebugInstrNum())
-    OS << LS << " debug-instr-number " << Num;
+    OS << LS << "debug-instr-number " << Num;
 
   if (PrintLocations) {
     if (const DebugLoc &DL = MI.getDebugLoc()) {
-      OS << LS << " debug-location ";
+      OS << LS << "debug-location ";
       DL->printAsOperand(OS, State.MST);
     }
   }

llvm/test/CodeGen/MIR/AArch64/return-address-signing.mir

@@ -1,4 +1,4 @@
-# RUN: llc -mtriple=aarch64 -run-pass=prologepilog -run-pass=aarch64-ptrauth -o - %s 2>&1 | FileCheck %s
+# RUN: llc -mtriple=aarch64 -run-pass=prologepilog -run-pass=aarch64-ptrauth -o - %s 2>&1 | FileCheck --strict-whitespace %s
 --- |
   target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
   target triple = "aarch64"